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How to use xargs method in fMBT

Best Python code snippet using fMBT_python

xargs.py

Source:xargs.py

1#!/usr/bin/env python22# Copyright 2019 Wilke Schwiedop. All rights reserved.3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#   http://www.apache.org/licenses/LICENSE-2.08from __future__ import print_function9import argparse10import collections11import itertools12import os13# TODO docs.python.org suggests https://pypi.org/project/subprocess32/14#      for POSIX users15import shlex16import subprocess17import sys18class GNUXargsQuirks(argparse.Action):19	def __init__(self, option_strings, dest, **kwargs):20		super(GNUXargsQuirks, self).__init__(option_strings, dest, **kwargs)21	def __call__(self, parser, namespace, values, option_string=None):22		setattr(namespace, self.dest, values)23		if self.dest == 'replace_str':24			namespace.max_args = None25			namespace.max_lines = None26		elif self.dest == 'max_lines':27			namespace.max_args = None28			namespace.replace_str = None29		elif self.dest == 'max_args':30			namespace.max_lines = None31			if namespace.max_args == 1 and namespace.replace_str:32				namespace.max_args = None33			else:34				namespace.replace_str = None35		elif self.dest == 'max_chars':36			pass37		else:38			assert False, "dest '%s' not handled" % self.dest39xargs = argparse.ArgumentParser(prog='xargs')40xargs.add_argument('-a', '--arg-file', metavar='file', nargs=1, default='-', help='read arguments from FILE, not standard input')41xargs.add_argument('-E', metavar='eof-str', dest='eof_str', help='set logical EOF string; if END occurs as a line of input, the rest of the input is ignored (ignored if -0 or -d was specified)')42xargs.add_argument('-e', '--eof', metavar='eof-str', nargs='?', dest='eof_str', help='equivalent to -E END if END is specified; otherwise, there is no end-of-file string')43xargs.add_argument('-0', '--null', dest='delimiter', action='store_const', const='\0', help='items are separated by a null, not whitespace; disables quote and backslash processing and logical EOF processing')44xargs.add_argument('-d', '--delimiter', metavar='delimiter', dest='delimiter', help='items in input stream are separated by CHARACTER, not by whitespace; disables quote and backslash processing and logical EOF processing')45xargs.add_argument('-I', metavar='replace-str', dest='replace_str', action=GNUXargsQuirks, help='same as --replace=R')46xargs.add_argument('-i', '--replace', metavar='replace-str', nargs='?', const='{}', dest='replace_str', action=GNUXargsQuirks, help='replace R in INITIAL-ARGS with names read from standard input; if R is unspecified, assume {}')47xargs.add_argument('-L', metavar='max-lines', dest='max_lines', type=int, action=GNUXargsQuirks, help='use at most MAX-LINES non-blank input lines per command line')48xargs.add_argument('-l', '--max-lines', metavar='max-lines', nargs='?', const=1, dest='max_lines', type=int, action=GNUXargsQuirks, help='similar to -L but defaults to at most one non-blank input line if MAX-LINES is not specified')49xargs.add_argument('-n', '--max-args', metavar='max-args', dest='max_args', type=int, action=GNUXargsQuirks, help='use at most MAX-ARGS arguments per command line')50xargs.add_argument('-s', '--max-chars', metavar='max-chars', dest='max_chars', type=int, action=GNUXargsQuirks, help='limit length of command line to MAX-CHARS')51xargs.add_argument('-P', '--max-procs', metavar='max-procs', default=1, dest='max_procs', type=int, help='run at most MAX-PROCS processes at a time')52xargs.add_argument('--process-slot-var', metavar='name', help='set environment variable VAR in child processes')53xargs.add_argument('-p', '--interactive', action='store_true', help='prompt before running commands')54xargs.add_argument('-t', '--verbose', action='store_true', help='print commands before executing them')55xargs.add_argument('-x', '--exit', action='store_true', help='exit if the size (see -s) is exceeded')56xargs.add_argument('-r', '--no-run-if-empty', action='store_true', help='if there are no arguments, then do not run COMMAND; if this option is not given, COMMAND will be run at least once')57xargs.add_argument('--show-limits', action='store_true', help='show limits on command-line length')58xargs.add_argument('--version', action='version', version='%(prog)s 0.0.1', help='output version information and exit')59xargs.add_argument('command', nargs='?', default='echo')60xargs.add_argument('initial_arguments', nargs=argparse.REMAINDER)61class PeekableIterator():62	def __init__(self, iterator):63		self.iterator = iterator64		self.peeked = False65		self.item = None66	def peek(self):67		"""68		Return the next item but does not advance the iterator further.69		Raise StopIteration if there is no such item.70		"""71		if not self.peeked:72			self.item = next(self.iterator)73			self.peeked = True74		return self.item75	def next(self):76		"""77		Return the next item and advance the iterator.78		Raise StopIteration if there is no such item.79		"""80		if self.peeked:81			self.peeked = False82			return self.item83		return next(self.iterator)84	def __iter__(self):85		return self86def read_lines_eof(eof_str, input):87	# type (str, Iterable[str]) -> Iterable[str]88	"""Read lines from input until a line equals eof_str or EOF is reached"""89	return iter(input.next, eof_str + '\n')90def str_memsize(*strings):91	# type: (*str) -> int92	"""Calculate the amount of memory required to store the strings in an argv."""93	return sum(len(s) + 1 for s in strings)94def is_complete_line(line):95	# type: (str) -> bool96	return len(line) > 1 and line[-2] not in (' ', '\t')97def argsplit_ws(lines):98	# type: (Iterable[str]) -> Iterator[str]99	"""Split lines into arguments and append metainfo to each argument."""100	for line in lines:101		# TODO this might require some more testing102		for arg in shlex.split(line):103			yield arg104def argsplit_delim(delim, lines):105	# type: (str, Iterable[str]) -> Iterator[str]106	"""Split lines into arguments and append metainfo to each argument."""107	buf = []108	for c in itertools.chain.from_iterable(lines):109		if c == delim:110			yield "".join(buf)111			buf = []112		else:113			buf.append(c)114	if buf:115		yield "".join(buf)116def read_n_xargs_lines(linec, line_iter):117	# type: (int, Iterator[str]) -> Iterator[str]118	while linec > 0:119		line = next(line_iter)120		yield line121		if is_complete_line(line):122			linec -= 1123def take_chars(charc, iterator):124	# type: (int, Iterator[str]) -> Iterator[str]125	charc -= str_memsize(iterator.peek())126	while charc >= 0:127		yield next(iterator)128		charc -= str_memsize(iterator.peek())129def take(n, iterator):130	# type: (int, Iterator[Any]) -> Iterator[Any]131	for _ in range(n):132		yield next(iterator)133def group_args_lines(max_lines, input):134	# type: (int, Iterator[str]) -> Iterator[List[str]]135	while True:136		it = argsplit_ws(read_n_xargs_lines(max_lines, input))137		buf = [next(it)] # raise StopIteration if iterator is empty138		buf.extend(it)139		yield buf140def group_args(max_chars, max_args, arg_iter):141	# type: (Optional[int], Optional[int], Iterator[str]) -> Iterator[List[str]]142	arg_iter = PeekableIterator(arg_iter)143	while arg_iter.peek() or True: # raise StopIteration if iterator is empty144		it = arg_iter145		if max_chars:146			it = take_chars(max_chars, it)147		if max_args:148			it = take(max_args, it)149		yield list(it)150def replace_args(initial_arguments, replace_str, additional_arguments):151	# type: (Sequence[str], str, Iterable[str]) -> Iterator[str]152	additional_arguments = list(additional_arguments)153	for arg in initial_arguments:154		if arg == replace_str:155			for x in additional_arguments:156				yield x157		else:158			yield arg159def build_cmdlines_replace(command, initial_arguments, replace_str, arggroup_iter):160	# type: (str, Sequence[str], str, Iterator[Iterator[str]]) -> Iterator[List[str]]161	"""162	Build command-lines suitable for subprocess.Popen,163	replacing instances of replace_str in initial_arguments.164	"""165	cmdline = [command]166	for additional_arguments in arggroup_iter:167		cmdline.extend(168			replace_args(169				initial_arguments,170				replace_str,171				additional_arguments172			)173		)174		yield cmdline175		cmdline = cmdline[:1]176def build_cmdlines(command, initial_arguments, arggroup_iter):177	# type: (str, Sequence[str], Iterator[Iterator[str]]) -> Iterator[List[str]]178	"""Build command-lines suitable for subprocess.Popen."""179	cmdline = [command]180	cmdline.extend(initial_arguments)181	for additional_arguments in arggroup_iter:182		cmdline.extend(additional_arguments)183		yield cmdline184		cmdline = cmdline[:1+len(initial_arguments)]185def check_items(p, on_false, cmdline_iter):186	for cmdline in cmdline_iter:187		if p(cmdline):188			yield cmdline189		else:190			on_false()191def tee_cmdline(cmdline_iter):192	# type: (Iterator[List[str]]) -> Iterator[List[str]]193	"""Go over each cmdline and print them to stderr."""194	for cmdline in cmdline_iter:195		print(*cmdline, file=sys.stderr)196		yield cmdline197def prompt_user(cmdline_iter):198	# type: (Iterator[List[str]]) -> Iterator[List[str]]199	"""Prompt the user for each cmdline."""200	with open("/dev/tty", 'r') as tty:201		for cmdline in cmdline_iter:202			print(*cmdline, end=' ?...', file=sys.stderr)203			response = tty.readline()204			if response[0] not in ('y', 'Y'):205				continue206			yield cmdline207def wait_open_slot(processes):208	# type: (List[Optional[Any]])-> int209	while processes:210		for i, p in enumerate(processes):211			# process doesn't yet exist or has finished212			if p is None or p.poll() is not None:213				return i214		_pid, _err = os.wait()215def map_errcode(rc):216	# type: int -> int217	"""map the returncode of a child-process to the returncode of the main process."""218	if rc == 0:219		return 0220	if rc >= 0 and rc <= 125:221		return 123222	if rc == 255:223		return 124224	if rc < 0:225		return 125226	return 1227def main(xargs_args):228	# phase 1: read input229	if xargs_args.arg_file == '-':230		xargs_input = sys.stdin231		cmd_input = open(os.devnull, 'r')232	else:233		xargs_input = xargs_args.arg_file234		cmd_input = sys.stdin235	236	if xargs_args.eof_str:237		xargs_input = read_lines_eof(xargs_args.eof_str, xargs_input)238	# phase 2: parse and group args239	if xargs_args.max_lines:240		assert not xargs_args.max_args241		assert not xargs_args.delimiter242		assert xargs_args.exit243		arggroup_iter = group_args_lines(xargs_args.max_lines, xargs_input)244	else:245		if xargs_args.delimiter:246			arg_iter = argsplit_delim(xargs_args.delimiter, xargs_input)247		else:248			arg_iter = argsplit_ws(xargs_input)249		# if exit is True, max_chars is checked later250		arggroup_iter = group_args(251			xargs_args.max_chars if not xargs_args.exit else None,252			xargs_args.max_args,253			arg_iter254		)255	arggroup_iter = PeekableIterator(arggroup_iter)256	if xargs_args.no_run_if_empty:257		try:258			x = arggroup_iter.peek()259			# TODO not even sure how the interaction with -I is supposed to work260			# echo   | xargs -I {} echo {}		: dont run261			# echo   | xargs -I {} echo {} "x"	: dont run262			# echo   | xargs -I {} echo    "x"	: dont run263			# echo x | xargs -I {} echo 		: run264			# echo xx | xargs -I {} -d 'x' echo {}	: run 3 times ('', '', '\n')265#			if not x or not x[0]:266			if not x:267				return 0268		except StopIteration:269			return 0270	else:271		try:272			arggroup_iter.peek()273		except StopIteration:274			arggroup_iter = [[]]275	# phase 3: build command-lines276	if xargs_args.replace_str:277		cmdline_iter = build_cmdlines_replace(278			xargs_args.command,279			xargs_args.initial_arguments,280			xargs_args.replace_str,281			arggroup_iter282		)283	else:284		cmdline_iter = build_cmdlines(285			xargs_args.command,286			xargs_args.initial_arguments,287			arggroup_iter288		)289	if xargs_args.max_chars is not None and xargs_args.exit:290		cmdline_iter = check_items(291			lambda c: str_memsize(*c) < xargs_args.max_chars,292			lambda: sys.exit(1),293			cmdline_iter294		)295	if xargs_args.interactive:296		cmdline_iter = prompt_user(cmdline_iter)297	elif xargs_args.verbose:298		cmdline_iter = tee_cmdline(cmdline_iter)299	# phase 4: execute command-lines300	if xargs_args.max_procs > 1:301		ps = [None] * xargs_args.max_procs302		environ = os.environ.copy()303		for cmdline in cmdline_iter:304			i = wait_open_slot(ps)305			if ps[i] is not None and ps[i].returncode:306				break307			if xargs_args.process_slot_var:308				environ[xargs_args.process_slot_var] = str(i)309			ps[i] = subprocess.Popen(cmdline, stdin=cmd_input, env=environ)310		return max(map_errcode(p.wait()) for p in ps if p is not None)311	else:312		for cmdline in cmdline_iter:313			p = subprocess.Popen(cmdline, stdin=cmd_input)314			if p.wait():315				return map_errcode(p.returncode)316	return 0317if __name__ == "__main__":318	xargs_args = xargs.parse_args()319	if xargs_args.delimiter:320		xargs_args.delimiter = xargs_args.delimiter.decode('string_escape')321		if len(xargs_args.delimiter) > 1:322			# TODO error323			sys.exit(1)324	if xargs_args.max_chars and not xargs_args.replace_str:325		base = str_memsize(xargs_args.command, *xargs_args.initial_arguments)326		if base > xargs_args.max_chars:327			# TODO error328			sys.exit(1)329		xargs_args.max_chars -= base330	# TODO warnings when appropriate331	# -d disables -e332	if xargs_args.delimiter and xargs_args.eof_str:333		xargs_args.eof_str = None334	# -I implies -L 1 (and transitively -x)335	if xargs_args.replace_str and xargs_args.max_lines != 1:336		xargs_args.max_lines = 1337	# -I implies -d '\n'338	if xargs_args.replace_str and xargs_args.delimiter != '\n':339		xargs_args.delimiter = '\n'340	# -L implies -x341	if xargs_args.max_lines is not None and not xargs_args.exit:342		xargs_args.exit = True343	# -p implies -t344	if xargs_args.interactive and not xargs_args.verbose:345		xargs_args.verbose = True346	# (undocumented)347	# if -d then -L equals -n348	if xargs_args.delimiter and xargs_args.max_lines:349		xargs_args.max_args = xargs_args.max_lines350		xargs_args.max_lines = None351	# TODO? -I implies -r352	if xargs_args.replace_str and not xargs_args.no_run_if_empty:353		xargs_args.no_run_if_empty = True...

testXSecComputer.py

Source:testXSecComputer.py

1#!/usr/bin/env python32"""3.. module:: testXSecComputer4   :synopsis: Compares the output of XSecComputer with a given value.5    6.. moduleauthor:: Wolfgang Magerl <wolfgang.magerl@gmail.com>7.. moduleauthor:: Wolfgang Waltenberger <wolfgang.waltenberger@gmail.com>8    9"""10import sys,os11sys.path.insert(0,"../")12from smodels.tools import xsecComputer, toolBox13from smodels.tools.xsecComputer import LO, NLL14from smodels.tools.physicsUnits import TeV, fb15from smodels.theory import crossSection16import tempfile17import unittest18import argparse19import logging.config20class XSecTest(unittest.TestCase):21    # use different logging config for the unit tests.22    logging.config.fileConfig( "./logging.conf" )23    from smodels.tools.smodelsLogging import setLogLevel,logger24    25    setLogLevel ( "warn" )26    toolBox.ToolBox().compile() ## make sure the tools are compiled27    def testLOGlu(self):28        """ test the computation of LO cross section, pythia6 """29        self.logger.info ( "test LO xsecs @ 8 TeV" )30        slhafile= "./testFiles/slha/simplyGluino.slha"31        computer = xsecComputer.XSecComputer ( LO, 2000, 6 )32        w = computer.compute(8*TeV, slhafile ).getDictionary()33        # print ( w )34        w8lo= w[(1000021, 1000021)]['8 TeV (LO)'].asNumber( fb )35        self.assertAlmostEqual(w8lo/264., 1., 2 ) 36    def testNLLGlu(self):37        """ test the computation of NLL cross section """38        self.logger.info ( "test NLL xsecs @ 8 TeV" )39        slhafile="./testFiles/slha/simplyGluino.slha"40        computer = xsecComputer.XSecComputer ( NLL, 2000, 6 )41        w = computer.compute( 8*TeV, slhafile ).getDictionary()42        w8nll= w[(1000021, 1000021)]['8 TeV (NLO+NLL)'].asNumber( fb )43        self.assertAlmostEqual(w8nll / 573., 1., 2 )44    def testLOGlu13(self):45        """ test the computation of LO cross section, pythia6 """46        self.logger.info ( "test LO xsecs @ 13 TeV" )47        slhafile="./testFiles/slha/simplyGluino.slha"48        computer = xsecComputer.XSecComputer ( LO, 3000, 6 )49        w = computer.compute( 13*TeV, slhafile ).getDictionary()50        w13lo= w[(1000021, 1000021)]['13 TeV (LO)'].asNumber( fb )51        self.assertAlmostEqual(w13lo / 2237., 1., 1 )52    def testNLLGlu13(self):53        """ test the computation of NLL cross section with pythia6 """54        self.logger.info ( "test NLL xsecs @ 13 TeV" )55        slhafile="./testFiles/slha/simplyGluino.slha"56        computer = xsecComputer.XSecComputer ( NLL, 3000, 6 )57        w = computer.compute( 13*TeV, slhafile ).getDictionary()58        w13nll= w[(1000021, 1000021)]['13 TeV (NLO+NLL)'].asNumber( fb )59        self.assertAlmostEqual(w13nll / 4320. , 1., 2 )60        61    def testXSecMain(self):62        """ test the main routine for computation of LO and NLL cross section for several sqrts"""63        64        slhafile="./testFiles/slha/simplyGluino.slha"65        f = open(slhafile,'r')66        fdata = f.read()67        fdata = fdata[:fdata.find('XSECTION')]68        f.close()69        fnew = tempfile.mkstemp()70        os.close(fnew[0])71        tmpfile = fnew[1]72        fnew = open(tmpfile,'w')73        fnew.write(fdata)74        fnew.close()        75        self.logger.info ("test NLL xsecs @ 8 and 13 TeV" )76        #Set overall options:77        #Options for cross section calculation:78        xargs = argparse.Namespace()79        xargs.sqrts = [[8.,13.]]80        xargs.ncpus = 181        xargs.noautocompile = True82        xargs.nevents = 200083        #Compute LO xsecs:84        xargs.query = False85        xargs.NLL = False86        xargs.NLO = False87        xargs.LOfromSLHA = False88        xargs.keep = False89        xargs.tofile = True90        xargs.alltofile = False91        xargs.pythia6 = True92        xargs.filename = tmpfile93        xargs.colors = False94        xargs.ssmultipliers = None95        xargs.verbosity = "warning"96        #Compute LO cross sections97        xsecComputer.main(xargs)98        #Compute NLL cross sections99        xargs.NLL = True100        xargs.LOfromSLHA = True101        xsecComputer.main(xargs)102        #Read xsecs:103        xsecsInfile = crossSection.getXsecFromSLHAFile(tmpfile)104        os.remove(tmpfile)105        106        #Check 8 TeV xsecs:107        lo = xsecsInfile.getXsecsFor('8 TeV (LO)')[0].value.asNumber(fb)108        nll = xsecsInfile.getXsecsFor('8 TeV (NLL)')[0].value.asNumber(fb)109        self.assertAlmostEqual(lo/264.,1.,2)110        self.assertAlmostEqual(nll/573.6,1.,2)111        #Check 13 TeV xsecs:112        lo = xsecsInfile.getXsecsFor('13 TeV (LO)')[0].value.asNumber(fb)113        nll = xsecsInfile.getXsecsFor('13 TeV (NLL)')[0].value.asNumber(fb)114        self.assertAlmostEqual(lo / 2230., 1., 1 )115        self.assertAlmostEqual(nll / 4308., 1., 1 )116    def testSSMultipliers(self):117        """ test the signal strength multipliers """118        119        slhafile="./testFiles/slha/simplyGluino.slha"120        f = open(slhafile,'r')121        fdata = f.read()122        fdata = fdata[:fdata.find('XSECTION')]123        f.close()124        fnew = tempfile.mkstemp()125        os.close(fnew[0])126        tmpfile = fnew[1]127        fnew = open(tmpfile,'w')128        fnew.write(fdata)129        fnew.close()        130        self.logger.info ("test NLL xsecs @ 8 and 13 TeV" )131        #Set overall options:132        #Options for cross section calculation:133        xargs = argparse.Namespace()134        xargs.sqrts = [[8.,13.]]135        xargs.ncpus = 1136        xargs.noautocompile = True137        xargs.nevents = 5000138        #Compute LO xsecs:139        xargs.query = False140        xargs.NLL = False141        xargs.NLO = False142        xargs.LOfromSLHA = False143        xargs.keep = False144        xargs.tofile = True145        xargs.alltofile = False146        xargs.pythia6 = True147        xargs.filename = tmpfile148        xargs.colors = False149        xargs.ssmultipliers = { (1000021,1000021): 4. }150        # xargs.ssmultipliers = { 1000021: 2. }151        xargs.verbosity = "warning"152        #Compute LO cross sections153        xsecComputer.main(xargs)154        #Compute NLL cross sections155        xargs.NLL = True156        xargs.LOfromSLHA = True157        xsecComputer.main(xargs)158        #Read xsecs:159        xsecsInfile = crossSection.getXsecFromSLHAFile(tmpfile)160        os.remove(tmpfile)161        162        #Check 8 TeV xsecs:163        lo = xsecsInfile.getXsecsFor('8 TeV (LO)')[0].value.asNumber(fb)164        nll = xsecsInfile.getXsecsFor('8 TeV (NLL)')[0].value.asNumber(fb)165        self.assertAlmostEqual(lo/1058.444,1.,1)166        self.assertAlmostEqual(nll/2299.046,1.,1)167        #Check 13 TeV xsecs:168        lo = xsecsInfile.getXsecsFor('13 TeV (LO)')[0].value.asNumber(fb)169        nll = xsecsInfile.getXsecsFor('13 TeV (NLL)')[0].value.asNumber(fb)170        self.assertAlmostEqual(lo/8910.76,1.,1 )171        self.assertAlmostEqual(nll/17215.5906, 1.,1)172        173    def testSSJokers(self):174        """ test the signal strength multipliers, with jokers """175        176        slhafile="./testFiles/slha/simplyGluino.slha"177        f = open(slhafile,'r')178        fdata = f.read()179        fdata = fdata[:fdata.find('XSECTION')]180        f.close()181        fnew = tempfile.mkstemp()182        os.close(fnew[0])183        tmpfile = fnew[1]184        fnew = open(tmpfile,'w')185        fnew.write(fdata)186        fnew.close()        187        self.logger.info ("test NLL xsecs @ 8 and 13 TeV" )188        #Set overall options:189        #Options for cross section calculation:190        xargs = argparse.Namespace()191        xargs.sqrts = [[8.,13.]]192        xargs.noautocompile = True193        xargs.ncpus = 1194        xargs.nevents = 5000195        #Compute LO xsecs:196        xargs.query = False197        xargs.NLL = False198        xargs.NLO = False199        xargs.LOfromSLHA = False200        xargs.keep = False201        xargs.tofile = True202        xargs.alltofile = False203        xargs.pythia6 = True204        xargs.filename = tmpfile205        xargs.colors = False206        xargs.ssmultipliers = { ('*100002?','*1000021'): 4. }207        # xargs.ssmultipliers = { 1000021: 2. }208        xargs.verbosity = "warning"209        #Compute LO cross sections210        xsecComputer.main(xargs)211        #Compute NLL cross sections212        xargs.NLL = True213        xargs.LOfromSLHA = True214        xsecComputer.main(xargs)215        #Read xsecs:216        xsecsInfile = crossSection.getXsecFromSLHAFile(tmpfile)217        os.remove(tmpfile)218        219        #Check 8 TeV xsecs:220        lo = xsecsInfile.getXsecsFor('8 TeV (LO)')[0].value.asNumber(fb)221        nll = xsecsInfile.getXsecsFor('8 TeV (NLL)')[0].value.asNumber(fb)222        self.assertAlmostEqual(lo/1056.,1.,2)223        self.assertAlmostEqual(nll/2294.,1.,2)224        #Check 13 TeV xsecs:225        lo = xsecsInfile.getXsecsFor('13 TeV (LO)')[0].value.asNumber(fb)226        nll = xsecsInfile.getXsecsFor('13 TeV (NLL)')[0].value.asNumber(fb)227        self.assertAlmostEqual(lo/8910.76,1.,2 )228        self.assertAlmostEqual(nll/17215.5906, 1.,1)229if __name__ == "__main__":...

symbolic_args_test.py

Source:symbolic_args_test.py

12"""34Regression test showing Generator and Event set up when using5Symbolic objects for all var/par references67"""89from PyDSTool import *1011x = Var('x')12p = Par('p')1314x_dot = Fun(-2 * x + p, [x], 'x_dot')15x_cross = Fun(0.01*Sin(x) + x**2 - 10, [x], 'x_cross')16x_reset = Fun(10 * x, [x], 'x_reset')1718xargs = args(name='xgen')19xargs.vars = [x]20xargs.pars = {p: 0}21xargs.ics = {x: 100}22xargs.fnspecs = [x_dot]23xargs.tdomain = [0,365 * 0.1]24#xargs.tdata = [0,1]2526xargs.varspecs = {x:x_dot(x)}2728xargs.algparams = {'init_step':0.01}29xargs.checklevel = 23031# detect when x crosses 1 by decreasing values32xargs.events = Events.makeZeroCrossEvent(x_cross(x), -1,33                {'name':'cross', 'term':True, 'active':True},34                varnames=[x],35                targetlang='c')3637mc = ModelConstructor("mc")38mc.addModelInfo(xargs, 'Dopri_ODEsystem')39mc.mapEvent('xgen', 'cross', 'xgen', {x:x_reset(x)})4041model = mc.getModel()42info(model)4344model.compute(trajname='testin', tdata=xargs.tdomain,45              ics={x: 100})46smpl = model.sample('testin')4748plt.plot(smpl['t'], smpl['x'], 'b-')
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