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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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