How to use push_scope method in Slash

Best Python code snippet using slash

rlmeta.py

Source:rlmeta.py

1SUPPORT = 'class VM:\n\n    def __init__(self, code, rules):\n        self.code = code\n        self.rules = rules\n\n    def run(self, start_rule, stream):\n        self.action = SemanticAction(None)\n        self.pc = self.rules[start_rule]\n        self.call_backtrack_stack = []\n        self.stream, self.stream_rest = (stream, None)\n        self.pos, self.pos_rest = (0, tuple())\n        self.scope, self.scope_rest = (None, None)\n        self.latest_fail_message, self.latest_fail_pos = (None, tuple())\n        self.memo = {}\n        while True:\n            result = self.pop_arg()(self)\n            if result:\n                return result\n\n    def pop_arg(self):\n        code = self.code[self.pc]\n        self.pc += 1\n        return code\n\ndef PUSH_SCOPE(vm):\n    vm.scope_rest = (vm.scope, vm.scope_rest)\n    vm.scope = {}\n\ndef POP_SCOPE(vm):\n    vm.scope, vm.scope_rest = vm.scope_rest\n\ndef BACKTRACK(vm):\n    vm.call_backtrack_stack.append((\n        vm.pop_arg(), vm.stream, vm.stream_rest, vm.pos, vm.pos_rest, vm.scope, vm.scope_rest\n    ))\n\ndef COMMIT(vm):\n    vm.call_backtrack_stack.pop()\n    vm.pc = vm.pop_arg()\n\ndef CALL(vm):\n    CALL_(vm, vm.pop_arg())\n\ndef CALL_(vm, pc):\n    key = (pc, vm.pos_rest+(vm.pos,))\n    if key in vm.memo:\n        if vm.memo[key][0] is None:\n            FAIL_(vm, vm.memo[key][1])\n        else:\n            vm.action, vm.stream, vm.stream_rest, vm.pos, vm.pos_rest = vm.memo[key]\n    else:\n        vm.call_backtrack_stack.append((vm.pc, key))\n        vm.pc = pc\n\ndef RETURN(vm):\n    if not vm.call_backtrack_stack:\n        return vm.action\n    vm.pc, key = vm.call_backtrack_stack.pop()\n    vm.memo[key] = (vm.action, vm.stream, vm.stream_rest, vm.pos, vm.pos_rest)\n\ndef MATCH(vm):\n    object_description = vm.pop_arg()\n    fn = vm.pop_arg()\n    MATCH_(vm, fn, ("expected {}", object_description))\n\ndef MATCH_(vm, fn, message):\n    if vm.pos >= len(vm.stream) or not fn(vm.stream[vm.pos]):\n        FAIL_(vm, message)\n    else:\n        vm.action = SemanticAction(vm.stream[vm.pos])\n        vm.pos += 1\n        return True\n\ndef MATCH_CALL_RULE(vm):\n    if MATCH_(vm, lambda x: x in vm.rules, ("expected rule name",)):\n        CALL_(vm, vm.rules[vm.action.value])\n\ndef LIST_START(vm):\n    vm.scope_rest = (vm.scope, vm.scope_rest)\n    vm.scope = []\n\ndef LIST_APPEND(vm):\n    vm.scope.append(vm.action)\n\ndef LIST_END(vm):\n    vm.action = SemanticAction(vm.scope, lambda self: [x.eval(self.runtime) for x in self.value])\n    vm.scope, vm.scope_rest = vm.scope_rest\n\ndef BIND(vm):\n    vm.scope[vm.pop_arg()] = vm.action\n\ndef ACTION(vm):\n    vm.action = SemanticAction(vm.scope, vm.pop_arg())\n\ndef PUSH_STREAM(vm):\n    if vm.pos >= len(vm.stream) or not isinstance(vm.stream[vm.pos], list):\n        FAIL_(vm, ("expected list",))\n    else:\n        vm.stream_rest = (vm.stream, vm.stream_rest)\n        vm.pos_rest = vm.pos_rest + (vm.pos,)\n        vm.stream = vm.stream[vm.pos]\n        vm.pos = 0\n\ndef POP_STREAM(vm):\n    if vm.pos < len(vm.stream):\n        FAIL_(vm, ("expected end of list",))\n    else:\n        vm.stream, vm.stream_rest = vm.stream_rest\n        vm.pos, vm.pos_rest = vm.pos_rest[-1], vm.pos_rest[:-1]\n        vm.pos += 1\n\ndef FAIL(vm):\n    FAIL_(vm, (vm.pop_arg(),))\n\ndef FAIL_(vm, fail_message):\n    fail_pos = vm.pos_rest+(vm.pos,)\n    if fail_pos >= vm.latest_fail_pos:\n        vm.latest_fail_message = fail_message\n        vm.latest_fail_pos = fail_pos\n    call_backtrack_entry = tuple()\n    while vm.call_backtrack_stack:\n        call_backtrack_entry = vm.call_backtrack_stack.pop()\n        if len(call_backtrack_entry) == 7:\n            break\n        else:\n            vm.memo[call_backtrack_entry[1]] = (None, fail_message)\n    if len(call_backtrack_entry) != 7:\n        raise MatchError(\n            vm.latest_fail_message[0].format(*vm.latest_fail_message[1:]),\n            vm.latest_fail_pos[-1],\n            vm.stream\n        )\n    (vm.pc, vm.stream, vm.stream_rest, vm.pos, vm.pos_rest, vm.scope, vm.scope_rest) = call_backtrack_entry\n\nclass SemanticAction(object):\n\n    def __init__(self, value, fn=lambda self: self.value):\n        self.value = value\n        self.fn = fn\n\n    def eval(self, runtime):\n        self.runtime = runtime\n        return self.fn(self)\n\n    def bind(self, name, value, continuation):\n        self.runtime = self.runtime.set(name, value)\n        return continuation()\n\n    def lookup(self, name):\n        if name in self.value:\n            return self.value[name].eval(self.runtime)\n        else:\n            return self.runtime[name]\n\nclass MatchError(Exception):\n\n    def __init__(self, message, pos, stream):\n        Exception.__init__(self)\n        self.message = message\n        self.pos = pos\n        self.stream = stream\n\nclass Grammar(object):\n\n    def run(self, rule, stream, runtime={}):\n        return Runtime(self, dict(runtime, **{\n            "label": Counter(),\n            "indentprefix": "    ",\n            "list": list,\n            "dict": dict,\n            "add": lambda x, y: x.append(y),\n            "get": lambda x, y: x[y],\n            "set": lambda x, y, z: x.__setitem__(y, z),\n            "len": len,\n            "repr": repr,\n            "join": join,\n        })).run(rule, stream)\n\nclass Runtime(dict):\n\n    def __init__(self, grammar, values):\n        dict.__init__(self, dict(values, run=self.run))\n        self.grammar = grammar\n\n    def set(self, key, value):\n        return Runtime(self.grammar, dict(self, **{key: value}))\n\n    def run(self, rule, stream):\n        return VM(self.grammar.code, self.grammar.rules).run(rule, stream).eval(self)\n\nclass Counter(object):\n\n    def __init__(self):\n        self.value = 0\n\n    def __call__(self):\n        result = self.value\n        self.value += 1\n        return result\n\ndef splice(depth, item):\n    if depth == 0:\n        return [item]\n    else:\n        return concat([splice(depth-1, subitem) for subitem in item])\n\ndef concat(lists):\n    return [x for xs in lists for x in xs]\n\ndef join(items, delimiter=""):\n    return delimiter.join(\n        join(item, delimiter) if isinstance(item, list) else str(item)\n        for item in items\n    )\n\ndef indent(text, prefix="    "):\n    return "".join(prefix+line for line in text.splitlines(True))\n\ndef compile_chain(grammars, source):\n    import os\n    import sys\n    import pprint\n    for grammar, rule in grammars:\n        try:\n            source = grammar().run(rule, source)\n        except MatchError as e:\n            marker = "<ERROR POSITION>"\n            if os.isatty(sys.stderr.fileno()):\n                marker = f"\\033[0;31m{marker}\\033[0m"\n            if isinstance(e.stream, str):\n                stream_string = e.stream[:e.pos] + marker + e.stream[e.pos:]\n            else:\n                stream_string = pprint.pformat(e.stream)\n            sys.exit("ERROR: {}\\nPOSITION: {}\\nSTREAM:\\n{}".format(\n                e.message,\n                e.pos,\n                indent(stream_string)\n            ))\n    return source\n'2class VM:3    def __init__(self, code, rules):4        self.code = code5        self.rules = rules6    def run(self, start_rule, stream):7        self.action = SemanticAction(None)8        self.pc = self.rules[start_rule]9        self.call_backtrack_stack = []10        self.stream, self.stream_rest = (stream, None)11        self.pos, self.pos_rest = (0, tuple())12        self.scope, self.scope_rest = (None, None)13        self.latest_fail_message, self.latest_fail_pos = (None, tuple())14        self.memo = {}15        while True:16            result = self.pop_arg()(self)17            if result:18                return result19    def pop_arg(self):20        code = self.code[self.pc]21        self.pc += 122        return code23def PUSH_SCOPE(vm):24    vm.scope_rest = (vm.scope, vm.scope_rest)25    vm.scope = {}26def POP_SCOPE(vm):27    vm.scope, vm.scope_rest = vm.scope_rest28def BACKTRACK(vm):29    vm.call_backtrack_stack.append((30        vm.pop_arg(), vm.stream, vm.stream_rest, vm.pos, vm.pos_rest, vm.scope, vm.scope_rest31    ))32def COMMIT(vm):33    vm.call_backtrack_stack.pop()34    vm.pc = vm.pop_arg()35def CALL(vm):36    CALL_(vm, vm.pop_arg())37def CALL_(vm, pc):38    key = (pc, vm.pos_rest+(vm.pos,))39    if key in vm.memo:40        if vm.memo[key][0] is None:41            FAIL_(vm, vm.memo[key][1])42        else:43            vm.action, vm.stream, vm.stream_rest, vm.pos, vm.pos_rest = vm.memo[key]44    else:45        vm.call_backtrack_stack.append((vm.pc, key))46        vm.pc = pc47def RETURN(vm):48    if not vm.call_backtrack_stack:49        return vm.action50    vm.pc, key = vm.call_backtrack_stack.pop()51    vm.memo[key] = (vm.action, vm.stream, vm.stream_rest, vm.pos, vm.pos_rest)52def MATCH(vm):53    object_description = vm.pop_arg()54    fn = vm.pop_arg()55    MATCH_(vm, fn, ("expected {}", object_description))56def MATCH_(vm, fn, message):57    if vm.pos >= len(vm.stream) or not fn(vm.stream[vm.pos]):58        FAIL_(vm, message)59    else:60        vm.action = SemanticAction(vm.stream[vm.pos])61        vm.pos += 162        return True63def MATCH_CALL_RULE(vm):64    if MATCH_(vm, lambda x: x in vm.rules, ("expected rule name",)):65        CALL_(vm, vm.rules[vm.action.value])66def LIST_START(vm):67    vm.scope_rest = (vm.scope, vm.scope_rest)68    vm.scope = []69def LIST_APPEND(vm):70    vm.scope.append(vm.action)71def LIST_END(vm):72    vm.action = SemanticAction(vm.scope, lambda self: [x.eval(self.runtime) for x in self.value])73    vm.scope, vm.scope_rest = vm.scope_rest74def BIND(vm):75    vm.scope[vm.pop_arg()] = vm.action76def ACTION(vm):77    vm.action = SemanticAction(vm.scope, vm.pop_arg())78def PUSH_STREAM(vm):79    if vm.pos >= len(vm.stream) or not isinstance(vm.stream[vm.pos], list):80        FAIL_(vm, ("expected list",))81    else:82        vm.stream_rest = (vm.stream, vm.stream_rest)83        vm.pos_rest = vm.pos_rest + (vm.pos,)84        vm.stream = vm.stream[vm.pos]85        vm.pos = 086def POP_STREAM(vm):87    if vm.pos < len(vm.stream):88        FAIL_(vm, ("expected end of list",))89    else:90        vm.stream, vm.stream_rest = vm.stream_rest91        vm.pos, vm.pos_rest = vm.pos_rest[-1], vm.pos_rest[:-1]92        vm.pos += 193def FAIL(vm):94    FAIL_(vm, (vm.pop_arg(),))95def FAIL_(vm, fail_message):96    fail_pos = vm.pos_rest+(vm.pos,)97    if fail_pos >= vm.latest_fail_pos:98        vm.latest_fail_message = fail_message99        vm.latest_fail_pos = fail_pos100    call_backtrack_entry = tuple()101    while vm.call_backtrack_stack:102        call_backtrack_entry = vm.call_backtrack_stack.pop()103        if len(call_backtrack_entry) == 7:104            break105        else:106            vm.memo[call_backtrack_entry[1]] = (None, fail_message)107    if len(call_backtrack_entry) != 7:108        raise MatchError(109            vm.latest_fail_message[0].format(*vm.latest_fail_message[1:]),110            vm.latest_fail_pos[-1],111            vm.stream112        )113    (vm.pc, vm.stream, vm.stream_rest, vm.pos, vm.pos_rest, vm.scope, vm.scope_rest) = call_backtrack_entry114class SemanticAction(object):115    def __init__(self, value, fn=lambda self: self.value):116        self.value = value117        self.fn = fn118    def eval(self, runtime):119        self.runtime = runtime120        return self.fn(self)121    def bind(self, name, value, continuation):122        self.runtime = self.runtime.set(name, value)123        return continuation()124    def lookup(self, name):125        if name in self.value:126            return self.value[name].eval(self.runtime)127        else:128            return self.runtime[name]129class MatchError(Exception):130    def __init__(self, message, pos, stream):131        Exception.__init__(self)132        self.message = message133        self.pos = pos134        self.stream = stream135class Grammar(object):136    def run(self, rule, stream, runtime={}):137        return Runtime(self, dict(runtime, **{138            "label": Counter(),139            "indentprefix": "    ",140            "list": list,141            "dict": dict,142            "add": lambda x, y: x.append(y),143            "get": lambda x, y: x[y],144            "set": lambda x, y, z: x.__setitem__(y, z),145            "len": len,146            "repr": repr,147            "join": join,148        })).run(rule, stream)149class Runtime(dict):150    def __init__(self, grammar, values):151        dict.__init__(self, dict(values, run=self.run))152        self.grammar = grammar153    def set(self, key, value):154        return Runtime(self.grammar, dict(self, **{key: value}))155    def run(self, rule, stream):156        return VM(self.grammar.code, self.grammar.rules).run(rule, stream).eval(self)157class Counter(object):158    def __init__(self):159        self.value = 0160    def __call__(self):161        result = self.value162        self.value += 1163        return result164def splice(depth, item):165    if depth == 0:166        return [item]167    else:168        return concat([splice(depth-1, subitem) for subitem in item])169def concat(lists):170    return [x for xs in lists for x in xs]171def join(items, delimiter=""):172    return delimiter.join(173        join(item, delimiter) if isinstance(item, list) else str(item)174        for item in items175    )176def indent(text, prefix="    "):177    return "".join(prefix+line for line in text.splitlines(True))178def compile_chain(grammars, source):179    import os180    import sys181    import pprint182    for grammar, rule in grammars:183        try:184            source = grammar().run(rule, source)185        except MatchError as e:186            marker = "<ERROR POSITION>"187            if os.isatty(sys.stderr.fileno()):188                marker = f"\033[0;31m{marker}\033[0m"189            if isinstance(e.stream, str):190                stream_string = e.stream[:e.pos] + marker + e.stream[e.pos:]191            else:192                stream_string = pprint.pformat(e.stream)193            sys.exit("ERROR: {}\nPOSITION: {}\nSTREAM:\n{}".format(194                e.message,195                e.pos,196                indent(stream_string)197            ))198    return source199class Parser(Grammar):200    rules = {201        'file': 0,202        'grammar': 31,203        'rule': 61,204        'choice': 79,205        'sequence': 117,206        'expr': 137,207        'expr1': 163,208        'expr2': 232,209        'matchChar': 377,210        'maybeAction': 386,211        'actionExpr': 403,212        'hostExpr': 463,213        'hostListItem': 575,214        'formatExpr': 598,215        'var': 632,216        'string': 654,217        'char': 687,218        'innerChar': 711,219        'escape': 728,220        'name': 769,221        'nameStart': 791,222        'nameChar': 806,223        'space': 830224    }225    code = [226        PUSH_SCOPE,227        LIST_START,228        BACKTRACK,229        13,230        PUSH_SCOPE,231        CALL,232        830,233        CALL,234        31,235        POP_SCOPE,236        LIST_APPEND,237        COMMIT,238        2,239        LIST_END,240        BIND,241        'xs',242        CALL,243        830,244        BACKTRACK,245        27,246        MATCH,247        'any',248        lambda x: True,249        COMMIT,250        25,251        FAIL,252        'no match',253        ACTION,254        lambda self: self.lookup('xs'),255        POP_SCOPE,256        RETURN,257        PUSH_SCOPE,258        CALL,259        769,260        BIND,261        'x',262        CALL,263        830,264        MATCH,265        '{',266        lambda x: x == '{',267        LIST_START,268        BACKTRACK,269        49,270        CALL,271        61,272        LIST_APPEND,273        COMMIT,274        42,275        LIST_END,276        BIND,277        'ys',278        CALL,279        830,280        MATCH,281        '}',282        lambda x: x == '}',283        ACTION,284        lambda self: concat([splice(0, 'Grammar'), splice(0, self.lookup('x')), splice(1, self.lookup('ys'))]),285        POP_SCOPE,286        RETURN,287        PUSH_SCOPE,288        CALL,289        769,290        BIND,291        'x',292        CALL,293        830,294        MATCH,295        '=',296        lambda x: x == '=',297        CALL,298        79,299        BIND,300        'y',301        ACTION,302        lambda self: concat([splice(0, 'Rule'), splice(0, self.lookup('x')), splice(0, self.lookup('y'))]),303        POP_SCOPE,304        RETURN,305        PUSH_SCOPE,306        BACKTRACK,307        91,308        PUSH_SCOPE,309        CALL,310        830,311        MATCH,312        '|',313        lambda x: x == '|',314        POP_SCOPE,315        COMMIT,316        91,317        CALL,318        117,319        BIND,320        'x',321        LIST_START,322        BACKTRACK,323        110,324        PUSH_SCOPE,325        CALL,326        830,327        MATCH,328        '|',329        lambda x: x == '|',330        CALL,331        117,332        POP_SCOPE,333        LIST_APPEND,334        COMMIT,335        96,336        LIST_END,337        BIND,338        'xs',339        ACTION,340        lambda self: concat([splice(0, 'Or'), splice(0, self.lookup('x')), splice(1, self.lookup('xs'))]),341        POP_SCOPE,342        RETURN,343        PUSH_SCOPE,344        LIST_START,345        BACKTRACK,346        126,347        CALL,348        137,349        LIST_APPEND,350        COMMIT,351        119,352        LIST_END,353        BIND,354        'xs',355        CALL,356        386,357        BIND,358        'ys',359        ACTION,360        lambda self: concat([splice(0, 'Scope'), splice(0, concat([splice(0, 'And'), splice(1, self.lookup('xs')), splice(1, self.lookup('ys'))]))]),361        POP_SCOPE,362        RETURN,363        BACKTRACK,364        158,365        PUSH_SCOPE,366        CALL,367        163,368        BIND,369        'x',370        CALL,371        830,372        MATCH,373        ':',374        lambda x: x == ':',375        CALL,376        769,377        BIND,378        'y',379        ACTION,380        lambda self: concat([splice(0, 'Bind'), splice(0, self.lookup('y')), splice(0, self.lookup('x'))]),381        POP_SCOPE,382        COMMIT,383        162,384        PUSH_SCOPE,385        CALL,386        163,387        POP_SCOPE,388        RETURN,389        BACKTRACK,390        180,391        PUSH_SCOPE,392        CALL,393        232,394        BIND,395        'x',396        CALL,397        830,398        MATCH,399        '*',400        lambda x: x == '*',401        ACTION,402        lambda self: concat([splice(0, 'Star'), splice(0, self.lookup('x'))]),403        POP_SCOPE,404        COMMIT,405        231,406        BACKTRACK,407        197,408        PUSH_SCOPE,409        CALL,410        232,411        BIND,412        'x',413        CALL,414        830,415        MATCH,416        '?',417        lambda x: x == '?',418        ACTION,419        lambda self: concat([splice(0, 'Or'), splice(0, self.lookup('x')), splice(0, concat([splice(0, 'And')]))]),420        POP_SCOPE,421        COMMIT,422        231,423        BACKTRACK,424        214,425        PUSH_SCOPE,426        CALL,427        830,428        MATCH,429        '!',430        lambda x: x == '!',431        CALL,432        232,433        BIND,434        'x',435        ACTION,436        lambda self: concat([splice(0, 'Not'), splice(0, self.lookup('x'))]),437        POP_SCOPE,438        COMMIT,439        231,440        BACKTRACK,441        227,442        PUSH_SCOPE,443        CALL,444        830,445        MATCH,446        '%',447        lambda x: x == '%',448        ACTION,449        lambda self: concat([splice(0, 'MatchCallRule')]),450        POP_SCOPE,451        COMMIT,452        231,453        PUSH_SCOPE,454        CALL,455        232,456        POP_SCOPE,457        RETURN,458        BACKTRACK,459        257,460        PUSH_SCOPE,461        CALL,462        769,463        BIND,464        'x',465        BACKTRACK,466        252,467        PUSH_SCOPE,468        CALL,469        830,470        MATCH,471        '=',472        lambda x: x == '=',473        POP_SCOPE,474        COMMIT,475        250,476        FAIL,477        'no match',478        ACTION,479        lambda self: concat([splice(0, 'MatchRule'), splice(0, self.lookup('x'))]),480        POP_SCOPE,481        COMMIT,482        376,483        BACKTRACK,484        278,485        PUSH_SCOPE,486        CALL,487        830,488        CALL,489        687,490        BIND,491        'x',492        MATCH,493        '-',494        lambda x: x == '-',495        CALL,496        687,497        BIND,498        'y',499        ACTION,500        lambda self: concat([splice(0, 'MatchObject'), splice(0, concat([splice(0, 'Range'), splice(0, self.lookup('x')), splice(0, self.lookup('y'))]))]),501        POP_SCOPE,502        COMMIT,503        376,504        BACKTRACK,505        316,506        PUSH_SCOPE,507        CALL,508        830,509        MATCH,510        "'",511        lambda x: x == "'",512        LIST_START,513        BACKTRACK,514        305,515        PUSH_SCOPE,516        BACKTRACK,517        299,518        MATCH,519        "'",520        lambda x: x == "'",521        COMMIT,522        297,523        FAIL,524        'no match',525        CALL,526        377,527        POP_SCOPE,528        LIST_APPEND,529        COMMIT,530        287,531        LIST_END,532        BIND,533        'xs',534        MATCH,535        "'",536        lambda x: x == "'",537        ACTION,538        lambda self: concat([splice(0, 'And'), splice(1, self.lookup('xs'))]),539        POP_SCOPE,540        COMMIT,541        376,542        BACKTRACK,543        329,544        PUSH_SCOPE,545        CALL,546        830,547        MATCH,548        '.',549        lambda x: x == '.',550        ACTION,551        lambda self: concat([splice(0, 'MatchObject'), splice(0, concat([splice(0, 'Any')]))]),552        POP_SCOPE,553        COMMIT,554        376,555        BACKTRACK,556        351,557        PUSH_SCOPE,558        CALL,559        830,560        MATCH,561        '(',562        lambda x: x == '(',563        CALL,564        79,565        BIND,566        'x',567        CALL,568        830,569        MATCH,570        ')',571        lambda x: x == ')',572        ACTION,573        lambda self: self.lookup('x'),574        POP_SCOPE,575        COMMIT,576        376,577        PUSH_SCOPE,578        CALL,579        830,580        MATCH,581        '[',582        lambda x: x == '[',583        LIST_START,584        BACKTRACK,585        365,586        CALL,587        137,588        LIST_APPEND,589        COMMIT,590        358,591        LIST_END,592        BIND,593        'xs',594        CALL,595        830,596        MATCH,597        ']',598        lambda x: x == ']',599        ACTION,600        lambda self: concat([splice(0, 'MatchList'), splice(0, concat([splice(0, 'And'), splice(1, self.lookup('xs'))]))]),601        POP_SCOPE,602        RETURN,603        PUSH_SCOPE,604        CALL,605        711,606        BIND,607        'x',608        ACTION,609        lambda self: concat([splice(0, 'MatchObject'), splice(0, concat([splice(0, 'Eq'), splice(0, self.lookup('x'))]))]),610        POP_SCOPE,611        RETURN,612        BACKTRACK,613        398,614        PUSH_SCOPE,615        CALL,616        403,617        BIND,618        'x',619        ACTION,620        lambda self: concat([splice(0, concat([splice(0, 'Action'), splice(0, self.lookup('x'))]))]),621        POP_SCOPE,622        COMMIT,623        402,624        PUSH_SCOPE,625        ACTION,626        lambda self: concat([]),627        POP_SCOPE,628        RETURN,629        BACKTRACK,630        446,631        PUSH_SCOPE,632        CALL,633        830,634        MATCH,635        '-',636        lambda x: x == '-',637        MATCH,638        '>',639        lambda x: x == '>',640        CALL,641        463,642        BIND,643        'x',644        BACKTRACK,645        431,646        PUSH_SCOPE,647        CALL,648        830,649        MATCH,650        ':',651        lambda x: x == ':',652        CALL,653        769,654        POP_SCOPE,655        COMMIT,656        435,657        PUSH_SCOPE,658        ACTION,659        lambda self: '',660        POP_SCOPE,661        BIND,662        'y',663        CALL,664        403,665        BIND,666        'z',667        ACTION,668        lambda self: concat([splice(0, 'Set'), splice(0, self.lookup('y')), splice(0, self.lookup('x')), splice(0, self.lookup('z'))]),669        POP_SCOPE,670        COMMIT,671        462,672        PUSH_SCOPE,673        CALL,674        830,675        MATCH,676        '-',677        lambda x: x == '-',678        MATCH,679        '>',680        lambda x: x == '>',681        CALL,682        463,683        BIND,684        'x',685        ACTION,686        lambda self: self.lookup('x'),687        POP_SCOPE,688        RETURN,689        BACKTRACK,690        477,691        PUSH_SCOPE,692        CALL,693        830,694        CALL,695        654,696        BIND,697        'x',698        ACTION,699        lambda self: concat([splice(0, 'String'), splice(0, self.lookup('x'))]),700        POP_SCOPE,701        COMMIT,702        574,703        BACKTRACK,704        506,705        PUSH_SCOPE,706        CALL,707        830,708        MATCH,709        '[',710        lambda x: x == '[',711        LIST_START,712        BACKTRACK,713        493,714        CALL,715        575,716        LIST_APPEND,717        COMMIT,718        486,719        LIST_END,720        BIND,721        'xs',722        CALL,723        830,724        MATCH,725        ']',726        lambda x: x == ']',727        ACTION,728        lambda self: concat([splice(0, 'List'), splice(1, self.lookup('xs'))]),729        POP_SCOPE,730        COMMIT,731        574,732        BACKTRACK,733        535,734        PUSH_SCOPE,735        CALL,736        830,737        MATCH,738        '{',739        lambda x: x == '{',740        LIST_START,741        BACKTRACK,742        522,743        CALL,744        598,745        LIST_APPEND,746        COMMIT,747        515,748        LIST_END,749        BIND,750        'xs',751        CALL,752        830,753        MATCH,754        '}',755        lambda x: x == '}',756        ACTION,757        lambda self: concat([splice(0, 'Format'), splice(1, self.lookup('xs'))]),758        POP_SCOPE,759        COMMIT,760        574,761        BACKTRACK,762        568,763        PUSH_SCOPE,764        CALL,765        632,766        BIND,767        'x',768        CALL,769        830,770        MATCH,771        '(',772        lambda x: x == '(',773        LIST_START,774        BACKTRACK,775        555,776        CALL,777        463,778        LIST_APPEND,779        COMMIT,780        548,781        LIST_END,782        BIND,783        'ys',784        CALL,785        830,786        MATCH,787        ')',788        lambda x: x == ')',789        ACTION,790        lambda self: concat([splice(0, 'Call'), splice(0, self.lookup('x')), splice(1, self.lookup('ys'))]),791        POP_SCOPE,792        COMMIT,793        574,794        PUSH_SCOPE,795        CALL,796        632,797        BIND,798        'x',799        POP_SCOPE,800        RETURN,801        PUSH_SCOPE,802        CALL,803        830,804        LIST_START,805        BACKTRACK,806        587,807        MATCH,808        '~',809        lambda x: x == '~',810        LIST_APPEND,811        COMMIT,812        579,813        LIST_END,814        BIND,815        'ys',816        CALL,817        463,818        BIND,819        'x',820        ACTION,821        lambda self: concat([splice(0, 'ListItem'), splice(0, self.lookup('len')(self.lookup('ys'))), splice(0, self.lookup('x'))]),822        POP_SCOPE,823        RETURN,824        BACKTRACK,825        627,826        PUSH_SCOPE,827        CALL,828        830,829        MATCH,830        '>',831        lambda x: x == '>',832        LIST_START,833        BACKTRACK,834        614,835        CALL,836        598,837        LIST_APPEND,838        COMMIT,839        607,840        LIST_END,841        BIND,842        'xs',843        CALL,844        830,845        MATCH,846        '<',847        lambda x: x == '<',848        ACTION,849        lambda self: concat([splice(0, 'Indent'), splice(0, concat([splice(0, 'Format'), splice(1, self.lookup('xs'))]))]),850        POP_SCOPE,851        COMMIT,852        631,853        PUSH_SCOPE,854        CALL,855        463,856        POP_SCOPE,857        RETURN,858        PUSH_SCOPE,859        CALL,860        769,861        BIND,862        'x',863        BACKTRACK,864        650,865        PUSH_SCOPE,866        CALL,867        830,868        MATCH,869        '=',870        lambda x: x == '=',871        POP_SCOPE,872        COMMIT,873        648,874        FAIL,875        'no match',876        ACTION,877        lambda self: concat([splice(0, 'Lookup'), splice(0, self.lookup('x'))]),878        POP_SCOPE,879        RETURN,880        PUSH_SCOPE,881        MATCH,882        '"',883        lambda x: x == '"',884        LIST_START,885        BACKTRACK,886        677,887        PUSH_SCOPE,888        BACKTRACK,889        671,890        MATCH,891        '"',892        lambda x: x == '"',893        COMMIT,894        669,895        FAIL,896        'no match',897        CALL,898        711,899        POP_SCOPE,900        LIST_APPEND,901        COMMIT,902        659,903        LIST_END,904        BIND,905        'xs',906        MATCH,907        '"',908        lambda x: x == '"',909        ACTION,910        lambda self: join([self.lookup('xs')]),911        POP_SCOPE,912        RETURN,913        PUSH_SCOPE,914        MATCH,915        "'",916        lambda x: x == "'",917        BACKTRACK,918        700,919        MATCH,920        "'",921        lambda x: x == "'",922        COMMIT,923        698,924        FAIL,925        'no match',926        CALL,927        711,928        BIND,929        'x',930        MATCH,931        "'",932        lambda x: x == "'",933        ACTION,934        lambda self: self.lookup('x'),935        POP_SCOPE,936        RETURN,937        BACKTRACK,938        722,939        PUSH_SCOPE,940        MATCH,941        '\\',942        lambda x: x == '\\',943        CALL,944        728,945        POP_SCOPE,946        COMMIT,947        727,948        PUSH_SCOPE,949        MATCH,950        'any',951        lambda x: True,952        POP_SCOPE,953        RETURN,954        BACKTRACK,955        739,956        PUSH_SCOPE,957        MATCH,958        '\\',959        lambda x: x == '\\',960        ACTION,961        lambda self: '\\',962        POP_SCOPE,963        COMMIT,964        768,965        BACKTRACK,966        750,967        PUSH_SCOPE,968        MATCH,969        "'",970        lambda x: x == "'",971        ACTION,972        lambda self: "'",973        POP_SCOPE,974        COMMIT,975        768,976        BACKTRACK,977        761,978        PUSH_SCOPE,979        MATCH,980        '"',981        lambda x: x == '"',982        ACTION,983        lambda self: '"',984        POP_SCOPE,985        COMMIT,986        768,987        PUSH_SCOPE,988        MATCH,989        'n',990        lambda x: x == 'n',991        ACTION,992        lambda self: '\n',993        POP_SCOPE,994        RETURN,995        PUSH_SCOPE,996        CALL,997        830,998        CALL,999        791,1000        BIND,1001        'x',1002        LIST_START,1003        BACKTRACK,1004        784,1005        CALL,1006        806,1007        LIST_APPEND,1008        COMMIT,1009        777,1010        LIST_END,1011        BIND,1012        'xs',1013        ACTION,1014        lambda self: join([self.lookup('x'), self.lookup('xs')]),1015        POP_SCOPE,1016        RETURN,1017        BACKTRACK,1018        800,1019        PUSH_SCOPE,1020        MATCH,1021        "range 'a'-'z'",1022        lambda x: 'a' <= x <= 'z',1023        POP_SCOPE,1024        COMMIT,1025        805,1026        PUSH_SCOPE,1027        MATCH,1028        "range 'A'-'Z'",1029        lambda x: 'A' <= x <= 'Z',1030        POP_SCOPE,1031        RETURN,1032        BACKTRACK,1033        815,1034        PUSH_SCOPE,1035        MATCH,1036        "range 'a'-'z'",1037        lambda x: 'a' <= x <= 'z',1038        POP_SCOPE,1039        COMMIT,1040        829,1041        BACKTRACK,1042        824,1043        PUSH_SCOPE,1044        MATCH,1045        "range 'A'-'Z'",1046        lambda x: 'A' <= x <= 'Z',1047        POP_SCOPE,1048        COMMIT,1049        829,1050        PUSH_SCOPE,1051        MATCH,1052        "range '0'-'9'",1053        lambda x: '0' <= x <= '9',1054        POP_SCOPE,1055        RETURN,1056        PUSH_SCOPE,1057        LIST_START,1058        BACKTRACK,1059        851,1060        BACKTRACK,1061        843,1062        PUSH_SCOPE,1063        MATCH,1064        ' ',1065        lambda x: x == ' ',1066        POP_SCOPE,1067        COMMIT,1068        848,1069        PUSH_SCOPE,1070        MATCH,1071        '\n',1072        lambda x: x == '\n',1073        POP_SCOPE,1074        LIST_APPEND,1075        COMMIT,1076        832,1077        LIST_END,1078        POP_SCOPE,1079        RETURN1080    ]1081class CodeGenerator(Grammar):1082    rules = {1083        'Grammar': 0,1084        'Rule': 21,1085        'Or': 35,1086        'Scope': 56,1087        'And': 65,1088        'Bind': 81,1089        'Star': 95,1090        'Not': 104,1091        'MatchCallRule': 113,1092        'MatchRule': 118,1093        'MatchObject': 128,1094        'MatchList': 138,1095        'Action': 147,1096        'asts': 157,1097        'ast': 1821098    }1099    code = [1100        PUSH_SCOPE,1101        MATCH,1102        'any',1103        lambda x: True,1104        BIND,1105        'x',1106        LIST_START,1107        BACKTRACK,1108        14,1109        CALL,1110        182,1111        LIST_APPEND,1112        COMMIT,1113        7,1114        LIST_END,1115        BIND,1116        'ys',1117        ACTION,1118        lambda self: concat([splice(0, 'Grammar'), splice(0, self.lookup('x')), splice(2, self.lookup('ys'))]),1119        POP_SCOPE,1120        RETURN,1121        PUSH_SCOPE,1122        MATCH,1123        'any',1124        lambda x: True,1125        BIND,1126        'x',1127        CALL,1128        182,1129        BIND,1130        'y',1131        ACTION,1132        lambda self: concat([splice(0, concat([splice(0, 'Rule'), splice(0, self.lookup('x'))])), splice(1, self.lookup('y')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'RETURN')]))]),1133        POP_SCOPE,1134        RETURN,1135        BACKTRACK,1136        51,1137        PUSH_SCOPE,1138        CALL,1139        182,1140        BIND,1141        'x',1142        CALL,1143        35,1144        BIND,1145        'y',1146        ACTION,1147        lambda self: self.bind('a', self.lookup('label')(), lambda: self.bind('b', self.lookup('label')(), lambda: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'BACKTRACK')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('a'))])), splice(1, self.lookup('x')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'COMMIT')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('b'))])), splice(0, concat([splice(0, 'Label'), splice(0, self.lookup('a'))])), splice(1, self.lookup('y')), splice(0, concat([splice(0, 'Label'), splice(0, self.lookup('b'))]))]))),1148        POP_SCOPE,1149        COMMIT,1150        55,1151        PUSH_SCOPE,1152        CALL,1153        182,1154        POP_SCOPE,1155        RETURN,1156        PUSH_SCOPE,1157        CALL,1158        182,1159        BIND,1160        'x',1161        ACTION,1162        lambda self: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'PUSH_SCOPE')])), splice(1, self.lookup('x')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'POP_SCOPE')]))]),1163        POP_SCOPE,1164        RETURN,1165        PUSH_SCOPE,1166        LIST_START,1167        BACKTRACK,1168        74,1169        CALL,1170        182,1171        LIST_APPEND,1172        COMMIT,1173        67,1174        LIST_END,1175        BIND,1176        'xs',1177        ACTION,1178        lambda self: concat([splice(2, self.lookup('xs'))]),1179        POP_SCOPE,1180        RETURN,1181        PUSH_SCOPE,1182        MATCH,1183        'any',1184        lambda x: True,1185        BIND,1186        'x',1187        CALL,1188        182,1189        BIND,1190        'y',1191        ACTION,1192        lambda self: concat([splice(1, self.lookup('y')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'BIND')])), splice(0, concat([splice(0, 'Value'), splice(0, self.lookup('x'))]))]),1193        POP_SCOPE,1194        RETURN,1195        PUSH_SCOPE,1196        CALL,1197        182,1198        BIND,1199        'x',1200        ACTION,1201        lambda self: self.bind('a', self.lookup('label')(), lambda: self.bind('b', self.lookup('label')(), lambda: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'LIST_START')])), splice(0, concat([splice(0, 'Label'), splice(0, self.lookup('a'))])), splice(0, concat([splice(0, 'OpCode'), splice(0, 'BACKTRACK')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('b'))])), splice(1, self.lookup('x')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'LIST_APPEND')])), splice(0, concat([splice(0, 'OpCode'), splice(0, 'COMMIT')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('a'))])), splice(0, concat([splice(0, 'Label'), splice(0, self.lookup('b'))])), splice(0, concat([splice(0, 'OpCode'), splice(0, 'LIST_END')]))]))),1202        POP_SCOPE,1203        RETURN,1204        PUSH_SCOPE,1205        CALL,1206        182,1207        BIND,1208        'x',1209        ACTION,1210        lambda self: self.bind('a', self.lookup('label')(), lambda: self.bind('b', self.lookup('label')(), lambda: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'BACKTRACK')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('b'))])), splice(1, self.lookup('x')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'COMMIT')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('a'))])), splice(0, concat([splice(0, 'Label'), splice(0, self.lookup('a'))])), splice(0, concat([splice(0, 'OpCode'), splice(0, 'FAIL')])), splice(0, concat([splice(0, 'Value'), splice(0, 'no match')])), splice(0, concat([splice(0, 'Label'), splice(0, self.lookup('b'))]))]))),1211        POP_SCOPE,1212        RETURN,1213        PUSH_SCOPE,1214        ACTION,1215        lambda self: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'MATCH_CALL_RULE')]))]),1216        POP_SCOPE,1217        RETURN,1218        PUSH_SCOPE,1219        MATCH,1220        'any',1221        lambda x: True,1222        BIND,1223        'x',1224        ACTION,1225        lambda self: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'CALL')])), splice(0, concat([splice(0, 'Target'), splice(0, self.lookup('x'))]))]),1226        POP_SCOPE,1227        RETURN,1228        PUSH_SCOPE,1229        MATCH,1230        'any',1231        lambda x: True,1232        BIND,1233        'x',1234        ACTION,1235        lambda self: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'MATCH')])), splice(0, self.lookup('x'))]),1236        POP_SCOPE,1237        RETURN,1238        PUSH_SCOPE,1239        CALL,1240        182,1241        BIND,1242        'x',1243        ACTION,1244        lambda self: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'PUSH_STREAM')])), splice(1, self.lookup('x')), splice(0, concat([splice(0, 'OpCode'), splice(0, 'POP_STREAM')]))]),1245        POP_SCOPE,1246        RETURN,1247        PUSH_SCOPE,1248        MATCH,1249        'any',1250        lambda x: True,1251        BIND,1252        'x',1253        ACTION,1254        lambda self: concat([splice(0, concat([splice(0, 'OpCode'), splice(0, 'ACTION')])), splice(0, concat([splice(0, 'Action'), splice(0, self.lookup('x'))]))]),1255        POP_SCOPE,1256        RETURN,1257        PUSH_SCOPE,1258        LIST_START,1259        BACKTRACK,1260        166,1261        CALL,1262        182,1263        LIST_APPEND,1264        COMMIT,1265        159,1266        LIST_END,1267        BIND,1268        'xs',1269        BACKTRACK,1270        178,1271        MATCH,1272        'any',1273        lambda x: True,1274        COMMIT,1275        176,1276        FAIL,1277        'no match',1278        ACTION,1279        lambda self: self.lookup('xs'),1280        POP_SCOPE,1281        RETURN,1282        PUSH_SCOPE,1283        PUSH_STREAM,1284        MATCH_CALL_RULE,1285        BIND,1286        'x',1287        POP_STREAM,1288        ACTION,1289        lambda self: self.lookup('x'),1290        POP_SCOPE,1291        RETURN1292    ]1293class Assembler(Grammar):1294    rules = {1295        'Grammar': 0,1296        'Rule': 21,1297        'Label': 31,1298        'Target': 41,1299        'Patch': 51,1300        'OpCode': 66,1301        'Value': 76,1302        'Eq': 86,1303        'Range': 96,1304        'Any': 111,1305        'Action': 116,1306        'Set': 125,1307        'String': 143,1308        'List': 153,1309        'ListItem': 162,1310        'Format': 176,1311        'Indent': 185,1312        'Call': 194,1313        'Lookup': 207,1314        'asts': 217,1315        'astList': 242,1316        'ast': 2581317    }1318    code = [1319        PUSH_SCOPE,1320        MATCH,1321        'any',1322        lambda x: True,1323        BIND,1324        'x',1325        LIST_START,1326        BACKTRACK,1327        14,1328        CALL,1329        258,1330        LIST_APPEND,1331        COMMIT,1332        7,1333        LIST_END,1334        BIND,1335        'ys',1336        ACTION,1337        lambda self: self.bind('rules', self.lookup('list')(), lambda: self.bind('code', self.lookup('list')(), lambda: self.bind('labels', self.lookup('dict')(), lambda: self.bind('patches', self.lookup('list')(), lambda: self.bind('', self.lookup('ys'), lambda: self.bind('', self.lookup('run')('asts', self.lookup('patches')), lambda: join(['class ', self.lookup('x'), '(Grammar):\n', indent(join(['rules = {\n', indent(join([self.lookup('join')(self.lookup('rules'), ',\n')]), self.lookup('indentprefix')), '\n}\n', 'code = [\n', indent(join([self.lookup('join')(self.lookup('code'), ',\n')]), self.lookup('indentprefix')), '\n]\n']), self.lookup('indentprefix'))]))))))),1338        POP_SCOPE,1339        RETURN,1340        PUSH_SCOPE,1341        MATCH,1342        'any',1343        lambda x: True,1344        BIND,1345        'x',1346        ACTION,1347        lambda self: self.bind('', self.lookup('add')(self.lookup('rules'), join([self.lookup('repr')(self.lookup('x')), ': ', self.lookup('len')(self.lookup('code'))])), lambda: self.lookup('set')(self.lookup('labels'), self.lookup('x'), self.lookup('len')(self.lookup('code')))),1348        POP_SCOPE,1349        RETURN,1350        PUSH_SCOPE,1351        MATCH,1352        'any',1353        lambda x: True,1354        BIND,1355        'x',1356        ACTION,1357        lambda self: self.lookup('set')(self.lookup('labels'), self.lookup('x'), self.lookup('len')(self.lookup('code'))),1358        POP_SCOPE,1359        RETURN,1360        PUSH_SCOPE,1361        MATCH,1362        'any',1363        lambda x: True,1364        BIND,1365        'x',1366        ACTION,1367        lambda self: self.bind('', self.lookup('add')(self.lookup('patches'), concat([splice(0, 'Patch'), splice(0, self.lookup('len')(self.lookup('code'))), splice(0, self.lookup('x'))])), lambda: self.lookup('add')(self.lookup('code'), 'placeholder')),1368        POP_SCOPE,1369        RETURN,1370        PUSH_SCOPE,1371        MATCH,1372        'any',1373        lambda x: True,1374        BIND,1375        'x',1376        MATCH,1377        'any',1378        lambda x: True,1379        BIND,1380        'y',1381        ACTION,1382        lambda self: self.lookup('set')(self.lookup('code'), self.lookup('x'), self.lookup('get')(self.lookup('labels'), self.lookup('y'))),1383        POP_SCOPE,1384        RETURN,1385        PUSH_SCOPE,1386        MATCH,1387        'any',1388        lambda x: True,1389        BIND,1390        'x',1391        ACTION,1392        lambda self: self.lookup('add')(self.lookup('code'), self.lookup('x')),1393        POP_SCOPE,1394        RETURN,1395        PUSH_SCOPE,1396        MATCH,1397        'any',1398        lambda x: True,1399        BIND,1400        'x',1401        ACTION,1402        lambda self: self.lookup('add')(self.lookup('code'), self.lookup('repr')(self.lookup('x'))),1403        POP_SCOPE,1404        RETURN,1405        PUSH_SCOPE,1406        MATCH,1407        'any',1408        lambda x: True,1409        BIND,1410        'x',1411        ACTION,1412        lambda self: self.bind('', self.lookup('add')(self.lookup('code'), self.lookup('repr')(self.lookup('x'))), lambda: self.lookup('add')(self.lookup('code'), join(['lambda x: x == ', self.lookup('repr')(self.lookup('x'))]))),1413        POP_SCOPE,1414        RETURN,1415        PUSH_SCOPE,1416        MATCH,1417        'any',1418        lambda x: True,1419        BIND,1420        'x',1421        MATCH,1422        'any',1423        lambda x: True,1424        BIND,1425        'y',1426        ACTION,1427        lambda self: self.bind('', self.lookup('add')(self.lookup('code'), self.lookup('repr')(join(['range ', self.lookup('repr')(self.lookup('x')), '-', self.lookup('repr')(self.lookup('y'))]))), lambda: self.lookup('add')(self.lookup('code'), join(['lambda x: ', self.lookup('repr')(self.lookup('x')), ' <= x <= ', self.lookup('repr')(self.lookup('y'))]))),1428        POP_SCOPE,1429        RETURN,1430        PUSH_SCOPE,1431        ACTION,1432        lambda self: self.bind('', self.lookup('add')(self.lookup('code'), self.lookup('repr')('any')), lambda: self.lookup('add')(self.lookup('code'), 'lambda x: True')),1433        POP_SCOPE,1434        RETURN,1435        PUSH_SCOPE,1436        CALL,1437        258,1438        BIND,1439        'x',1440        ACTION,1441        lambda self: self.lookup('add')(self.lookup('code'), join(['lambda self: ', self.lookup('x')])),1442        POP_SCOPE,1443        RETURN,1444        PUSH_SCOPE,1445        MATCH,1446        'any',1447        lambda x: True,1448        BIND,1449        'x',1450        CALL,1451        258,1452        BIND,1453        'y',1454        CALL,1455        258,1456        BIND,1457        'z',1458        ACTION,1459        lambda self: join(['self.bind(', self.lookup('repr')(self.lookup('x')), ', ', self.lookup('y'), ', lambda: ', self.lookup('z'), ')']),1460        POP_SCOPE,1461        RETURN,1462        PUSH_SCOPE,1463        MATCH,1464        'any',1465        lambda x: True,1466        BIND,1467        'x',1468        ACTION,1469        lambda self: self.lookup('repr')(self.lookup('x')),1470        POP_SCOPE,1471        RETURN,1472        PUSH_SCOPE,1473        CALL,1474        242,1475        BIND,1476        'x',1477        ACTION,1478        lambda self: join(['concat([', self.lookup('x'), '])']),1479        POP_SCOPE,1480        RETURN,1481        PUSH_SCOPE,1482        MATCH,1483        'any',1484        lambda x: True,1485        BIND,1486        'x',1487        CALL,1488        258,1489        BIND,1490        'y',1491        ACTION,1492        lambda self: join(['splice(', self.lookup('repr')(self.lookup('x')), ', ', self.lookup('y'), ')']),1493        POP_SCOPE,1494        RETURN,1495        PUSH_SCOPE,1496        CALL,1497        242,1498        BIND,1499        'x',1500        ACTION,1501        lambda self: join(['join([', self.lookup('x'), '])']),1502        POP_SCOPE,1503        RETURN,1504        PUSH_SCOPE,1505        CALL,1506        258,1507        BIND,1508        'x',1509        ACTION,1510        lambda self: join(['indent(', self.lookup('x'), ', ', "self.lookup('indentprefix'))"]),1511        POP_SCOPE,1512        RETURN,1513        PUSH_SCOPE,1514        CALL,1515        258,1516        BIND,1517        'x',1518        CALL,1519        242,1520        BIND,1521        'y',1522        ACTION,1523        lambda self: join([self.lookup('x'), '(', self.lookup('y'), ')']),1524        POP_SCOPE,1525        RETURN,1526        PUSH_SCOPE,1527        MATCH,1528        'any',1529        lambda x: True,1530        BIND,1531        'x',1532        ACTION,1533        lambda self: join(['self.lookup(', self.lookup('repr')(self.lookup('x')), ')']),1534        POP_SCOPE,1535        RETURN,1536        PUSH_SCOPE,1537        LIST_START,1538        BACKTRACK,1539        226,1540        CALL,1541        258,1542        LIST_APPEND,1543        COMMIT,1544        219,1545        LIST_END,1546        BIND,1547        'xs',1548        BACKTRACK,1549        238,1550        MATCH,1551        'any',1552        lambda x: True,1553        COMMIT,1554        236,1555        FAIL,1556        'no match',1557        ACTION,1558        lambda self: join([self.lookup('xs')]),1559        POP_SCOPE,1560        RETURN,1561        PUSH_SCOPE,1562        LIST_START,1563        BACKTRACK,1564        251,1565        CALL,1566        258,1567        LIST_APPEND,1568        COMMIT,1569        244,1570        LIST_END,1571        BIND,1572        'xs',1573        ACTION,1574        lambda self: self.lookup('join')(self.lookup('xs'), ', '),1575        POP_SCOPE,1576        RETURN,1577        PUSH_SCOPE,1578        PUSH_STREAM,1579        MATCH_CALL_RULE,1580        BIND,1581        'x',1582        POP_STREAM,1583        ACTION,1584        lambda self: self.lookup('x'),1585        POP_SCOPE,1586        RETURN1587    ]1588if __name__ == "__main__":1589    import sys1590    def read(path):1591        if path == "-":1592            return sys.stdin.read()1593        with open(path) as f:1594            return f.read()1595    args = sys.argv[1:] or ["--compile", "-"]1596    while args:1597        command = args.pop(0)1598        if command == "--support":1599            sys.stdout.write(SUPPORT)1600        elif command == "--copy":1601            sys.stdout.write(read(args.pop(0)))1602        elif command == "--embed":1603            sys.stdout.write("{} = {}\n".format(1604                args.pop(0),1605                repr(read(args.pop(0)))1606            ))1607        elif command == "--compile":1608            sys.stdout.write(compile_chain(1609                [(Parser, "file"), (CodeGenerator, "asts"), (Assembler, "asts")],1610                read(args.pop(0))1611            ))1612        else:...

chase.py

Source:chase.py

...52            pass53        self.dl = dl54        self.chase = Chase55    def time_selection(self, n, chase_strategy, cq_compilation):56        self.dl.push_scope()57        self.dl.walk(Eb_([58            Imp_(Q(x, y), T(C_(100), x, y))59        ]))60        self.chase(self.dl).build_chase_solution()61        self.dl.push_scope()62    def time_join(self, n, chase_strategy, cq_compilation):63        self.dl.push_scope()64        self.dl.walk(Eb_([65            Imp_(Q(x, y), T(x, z) & T(z, y))66        ]))67        self.chase(self.dl).build_chase_solution()68        self.dl.push_scope()69    def time_project(self, n, chase_strategy, cq_compilation):70        self.dl.push_scope()71        self.dl.walk(Eb_([72            Imp_(Q(x), T(x, y, z))73        ]))74        self.chase(self.dl).build_chase_solution()75        self.dl.push_scope()76    def time_recursion(self, n, chase_strategy, cq_compilation):77        self.dl.push_scope()78        self.dl.walk(Eb_([79            Imp_(Q(x, z), T(x, y, w) & Q(w, z)),80            Imp_(Q(x, z), T(x, y, z)),81        ]))82        self.chase(self.dl).build_chase_solution()...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.