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"""Tools for reading and writing PKG-INFO / METADATA without caring
about the encoding."""
from email.generator import BytesGenerator
from email.parser import Parser
def read_pkg_info_bytes(bytestr):
headers = bytestr.decode(encoding="ascii", errors="surrogateescape")
message = Parser().parsestr(headers)
return message
def read_pkg_info(path):
with open(path, encoding="ascii", errors="surrogateescape") as headers:
message = Parser().parse(headers)
return message
def write_pkg_info(path, message):
with open(path, "wb") as out:
BytesGenerator(out, mangle_from_=False, maxheaderlen=0).flatten(message)
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