Source code for twine.wininst

import os
import re
import zipfile
from typing import Optional

from pkginfo import distribution

from twine import exceptions

wininst_file_re = re.compile(r".*py(?P<pyver>\d+\.\d+)\.exe$")


[docs]class WinInst(distribution.Distribution):
[docs] def __init__(self, filename: str, metadata_version: Optional[str] = None) -> None: self.filename = filename self.metadata_version = metadata_version self.extractMetadata()
@property def py_version(self) -> str: m = wininst_file_re.match(self.filename) if m is None: return "any" else: return m.group("pyver")
[docs] def read(self) -> bytes: fqn = os.path.abspath(os.path.normpath(self.filename)) if not os.path.exists(fqn): raise exceptions.InvalidDistribution("No such file: %s" % fqn) if fqn.endswith(".exe"): archive = zipfile.ZipFile(fqn) names = archive.namelist() def read_file(name: str) -> bytes: return archive.read(name) else: raise exceptions.InvalidDistribution( "Not a known archive format for file: %s" % fqn ) try: tuples = [ x.split("/") for x in names if x.endswith(".egg-info") or x.endswith("PKG-INFO") ] schwarz = sorted([(len(x), x) for x in tuples]) for path in [x[1] for x in schwarz]: candidate = "/".join(path) data = read_file(candidate) if b"Metadata-Version" in data: return data finally: archive.close() raise exceptions.InvalidDistribution( "No PKG-INFO/.egg-info in archive: %s" % fqn )