diff options
Diffstat (limited to 'Tools/scripts/checkpyc.py')
-rwxr-xr-x | Tools/scripts/checkpyc.py | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/Tools/scripts/checkpyc.py b/Tools/scripts/checkpyc.py deleted file mode 100755 index bbaa3d1..0000000 --- a/Tools/scripts/checkpyc.py +++ /dev/null @@ -1,69 +0,0 @@ -#! /usr/bin/env python3 -# Check that all ".pyc" files exist and are up-to-date -# Uses module 'os' - -import sys -import os -from stat import ST_MTIME -import importlib.util - -# PEP 3147 compatibility (PYC Repository Directories) -cache_from_source = (importlib.util.cache_from_source if sys.implementation.cache_tag - else lambda path: path + 'c') - - -def main(): - if len(sys.argv) > 1: - verbose = (sys.argv[1] == '-v') - silent = (sys.argv[1] == '-s') - else: - verbose = silent = False - MAGIC = importlib.util.MAGIC_NUMBER - if not silent: - print('Using MAGIC word', repr(MAGIC)) - for dirname in sys.path: - try: - names = os.listdir(dirname) - except OSError: - print('Cannot list directory', repr(dirname)) - continue - if not silent: - print('Checking ', repr(dirname), '...') - for name in sorted(names): - if name.endswith('.py'): - name = os.path.join(dirname, name) - try: - st = os.stat(name) - except OSError: - print('Cannot stat', repr(name)) - continue - if verbose: - print('Check', repr(name), '...') - name_c = cache_from_source(name) - try: - with open(name_c, 'rb') as f: - magic_str = f.read(4) - mtime_str = f.read(4) - except IOError: - print('Cannot open', repr(name_c)) - continue - if magic_str != MAGIC: - print('Bad MAGIC word in ".pyc" file', end=' ') - print(repr(name_c)) - continue - mtime = get_long(mtime_str) - if mtime in {0, -1}: - print('Bad ".pyc" file', repr(name_c)) - elif mtime != st[ST_MTIME]: - print('Out-of-date ".pyc" file', end=' ') - print(repr(name_c)) - - -def get_long(s): - if len(s) != 4: - return -1 - return s[0] + (s[1] << 8) + (s[2] << 16) + (s[3] << 24) - - -if __name__ == '__main__': - main() |