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How to use create_function method in localstack

Best Python code snippet using localstack_python

query_db.py

Source:query_db.py

...202def get_connection(sqlitedb_path, addfunctions=True):203    sqlite.enable_callback_tracebacks(addfunctions)204    conn = sqlite.connect(sqlitedb_path)205    if addfunctions:206        conn.create_function("re_match", 2, regex_match)207        conn.create_function("re_search", 2, regex_search)208        conn.create_function("re_sub", 3, regex_sub)209        conn.create_function("acos", 1, math_acos)210        conn.create_function("acosh", 1, math_acosh)211        conn.create_function("asin", 1, math_asin)212        conn.create_function("asinh", 1, math_asinh)213        conn.create_function("atan", 1, math_atan)214        conn.create_function("atanh", 1, math_atanh)215        conn.create_function("atan2", 2, math_atan2)216        conn.create_function("ceil", 1, math_ceil)217        conn.create_function("cos", 1, math_cos)218        conn.create_function("cosh", 1, math_cosh)219        conn.create_function("degrees", 1, math_degrees)220        conn.create_function("exp", 1, math_exp)221        conn.create_function("expm1", 1, math_expm1)222        conn.create_function("fabs", 1, math_fabs)223        conn.create_function("floor", 1, math_floor)224        conn.create_function("fmod", 2, math_fmod)225        conn.create_function("log", 1, math_log)226        conn.create_function("log", 2, math_blog)227        conn.create_function("log10", 1, math_log10)228        conn.create_function("log2", 1, math_log2)229        conn.create_function("log1p", 1, math_log1p)230        conn.create_function("mod", 2, math_mod)231        conn.create_function("pow", 2, math_pow)232        conn.create_function("radians", 1, math_radians)233        conn.create_function("sin", 1, math_sin)234        conn.create_function("sinh", 1, math_sinh)235        conn.create_function("sqrt", 1, math_sqrt)236        conn.create_function("tan", 1, math_tan)237        conn.create_function("tanh", 1, math_tanh)238        conn.create_function("trunc", 1, math_trunc)239    return conn240def describe_tables(conn, outputFile):241    try:242        c = conn.cursor()243        tables_query = TABLE_QUERY244        rslt = c.execute(tables_query).fetchall()245        for table, sql in rslt:246            print("Table %s:" % table, file=outputFile)247            try:248                col_query = 'SELECT * FROM %s LIMIT 0' % table249                cur = conn.cursor().execute(col_query)250                cols = [col[0] for col in cur.description]251                print(" Columns: %s" % cols, file=outputFile)252            except Exception as exc:...

Functions.py

Source:Functions.py

...36        self.arity = arity37        # No. of inputs of the function38        self.ret_type = ret_type39# This function is called when a new function is to be made.40def create_function(function, name, arity):41    if not isinstance(arity, int):42        raise ValueError('arity of the function %s should be int, got %s' % (name, type(arity)))43    return _Function(function, name, arity);44def _protectedDiv(left, right):45    try:46        # Converting the np primitives to ordinary primitives so as to avoid any numpy related error.47        left = np.float64(left).item()48        right = np.float64(right).item()49        return left / right50    except ZeroDivisionError:51        return 152def _protectedSqrt(arg):53    return np.sqrt(np.abs(arg))54def get_arity(func):55    return _common_functions[func].arity56def get_function(func):57    return _common_functions[func].function58# Making some common function to be used in the tree. More functions can be created here.59add1 = create_function(np.add, "add", 2)60sub1 = create_function(np.subtract, "sub", 2)61mul1 = create_function(np.multiply, "mul", 2)62div1 = create_function(_protectedDiv, "div", 2)63less1 = create_function(np.less, "lt", 2)64great1 = create_function(np.greater, "gt", 2)65max1 = create_function(np.maximum, "max", 2)66min1 = create_function(np.minimum, "min", 2)67sin1 = create_function(np.sin, "sin", 1)68cos1 = create_function(np.cos, "cos", 1)69tan1 = create_function(np.tan, "tan", 1)70neg1 = create_function(np.negative, "neg", 1)71abs1 = create_function(np.abs, "abs", 1)72sqrt1 = create_function(_protectedSqrt, "sqrt", 1)73_common_functions = {'add': add1,74                     'sub': sub1,75                     'mul': mul1,76                     'div': div1,77                     'lt': less1,78                     'gt': great1,79                     'sqrt': sqrt1,80                     'max': max1,81                     'min': min1,82                     'sin': sin1,83                     'cos': cos1,84                     'tan': tan1,85                     'neg': neg1,86                     'abs': abs1}

mock.py

Source:mock.py

...47        _tan,48        _to_base6449    )50    mock_db = sqlite3.connect(":memory:")51    mock_db.create_function("carve", 1, _carve)52    mock_db.create_function("SPLIT", 3, _split)53    mock_db.create_function("concat", -1, _concat)54    mock_db.create_function("concat_ws", -1, _concat_ws)55    mock_db.create_function("regex_split", 3, _regex_split)56    mock_db.create_function("regex_match", 3, _regex_match)57    mock_db.create_function("inet_aton", 1, _inet_aton)58    mock_db.create_function("community_id_v1", -1, _community_id_v1)59    mock_db.create_function("to_base64", 1, _to_base64)60    mock_db.create_function("from_base64", 1, _from_base64)61    mock_db.create_function("conditional_to_base64", 1, _conditional_to_base64)62    mock_db.create_function("sqrt", 1, _sqrt)63    mock_db.create_function("log", 1, _log)64    mock_db.create_function("log10", 1, _log10)65    mock_db.create_function("ceil", 1, _ceil)66    mock_db.create_function("floor", 1, _floor)67    mock_db.create_function("power", 1, _power)68    mock_db.create_function("sin", 1, _sin)69    mock_db.create_function("cos", 1, _cos)70    mock_db.create_function("tan", 1, _tan)71    mock_db.create_function("asin", 1, _asin)72    mock_db.create_function("acos", 1, _acos)73    mock_db.create_function("atan", 1, _atan)74    mock_db.create_function("cot", 1, _cot)75    mock_db.create_function("degrees", 1, _degrees)76    mock_db.create_function("radians", 1, _radians)77    for ddl in schema:78        mock_db.execute(ddl)79    for ddl in extension_schema:80        mock_db.execute(ddl)81    cursor = mock_db.cursor()82    cursor.execute("SELECT name,sql FROM sqlite_master WHERE type='table';")83    for osquery_table in cursor.fetchall():84        PolyLogyxServerDefaults.POLYLOGYX_OSQUERY_SCHEMA_JSON[osquery_table[0]] = osquery_table[1]85    return mock_db86def validate_osquery_query(query):87    # Check if this thread has an instance of the SQLite database88    db = getattr(osquery_mock_db, "db", None)89    if db is None:90        db = create_mock_db()...

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