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bpo-40334: Allow to run make regen-pegen without distutils (GH-19684)

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Pablo Galindo 2020-04-24 00:53:29 +01:00 • committed by GitHub
parent 3e89251ba8
commit 50f28dea32
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2 changed files with 12 additions and 11 deletions
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11
Tools/peg_generator/pegen/__main__.py
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@ -11,11 +11,6 @@ import time
import token import token
import traceback import traceback
from typing import Final
from pegen.build import build_parser_and_generator
from pegen.testutil import print_memstats
argparser = argparse.ArgumentParser( argparser = argparse.ArgumentParser(
prog="pegen", description="Experimental PEG-like parser generator" prog="pegen", description="Experimental PEG-like parser generator"
@ -52,6 +47,9 @@ argparser.add_argument(
def main() -> None: def main() -> None:
from pegen.build import build_parser_and_generator
from pegen.testutil import print_memstats
args = argparser.parse_args() args = argparser.parse_args()
verbose = args.verbose verbose = args.verbose
verbose_tokenizer = verbose >= 3 verbose_tokenizer = verbose >= 3
@ -133,4 +131,7 @@ def main() -> None:
if __name__ == "__main__": if __name__ == "__main__":
if sys.version_info < (3, 8):
print("ERROR: using pegen requires at least Python 3.8!", file=sys.stderr)
sys.exit(1)
main() main()

12
Tools/peg_generator/pegen/build.py
View file

@ -6,12 +6,6 @@ import sysconfig
from typing import Optional, Tuple from typing import Optional, Tuple
import distutils.log
from distutils.core import Distribution, Extension
from distutils.command.clean import clean # type: ignore
from distutils.command.build_ext import build_ext # type: ignore
from distutils.tests.support import fixup_build_ext
from pegen.c_generator import CParserGenerator from pegen.c_generator import CParserGenerator
from pegen.grammar import Grammar from pegen.grammar import Grammar
from pegen.grammar_parser import GeneratedParser as GrammarParser from pegen.grammar_parser import GeneratedParser as GrammarParser
@ -47,6 +41,12 @@ def compile_c_extension(
If *build_dir* is provided, that path will be used as the temporary build directory If *build_dir* is provided, that path will be used as the temporary build directory
of distutils (this is useful in case you want to use a temporary directory). of distutils (this is useful in case you want to use a temporary directory).
""" """
import distutils.log
from distutils.core import Distribution, Extension
from distutils.command.clean import clean # type: ignore
from distutils.command.build_ext import build_ext # type: ignore
from distutils.tests.support import fixup_build_ext
if verbose: if verbose:
distutils.log.set_verbosity(distutils.log.DEBUG) distutils.log.set_verbosity(distutils.log.DEBUG)