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ðŸ“ ..
ðŸ“„ __init__.py(4 KB)
ðŸ“ __pycache__
ðŸ“„ cache.py(5.54 KB)
ðŸ“„ check.py(1.64 KB)
ðŸ“„ completion.py(3.01 KB)
ðŸ“„ configuration.py(9.13 KB)
ðŸ“„ debug.py(7.14 KB)
ðŸ“„ download.py(4.8 KB)
ðŸ“„ freeze.py(3.37 KB)
ðŸ“„ hash.py(1.8 KB)
ðŸ“„ help.py(1.24 KB)
ðŸ“„ install.py(28.05 KB)
ðŸ“„ list.py(11.05 KB)
ðŸ“„ search.py(5.62 KB)
ðŸ“„ show.py(6.83 KB)
ðŸ“„ uninstall.py(3.23 KB)
ðŸ“„ wheel.py(6.27 KB)

Editing: hash.py

from __future__ import absolute_import

import hashlib
import logging
import sys

from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.utils.hashes import FAVORITE_HASH, STRONG_HASHES
from pip._internal.utils.misc import read_chunks, write_output
from pip._internal.utils.typing import MYPY_CHECK_RUNNING

if MYPY_CHECK_RUNNING:
    from optparse import Values
    from typing import List

logger = logging.getLogger(__name__)

class HashCommand(Command):
    """
    Compute a hash of a local package archive.

These can be used with --hash in a requirements file to do repeatable
    installs.
    """

usage = '%prog [options] <file> ...'
    ignore_require_venv = True

def add_options(self):
        # type: () -> None
        self.cmd_opts.add_option(
            '-a', '--algorithm',
            dest='algorithm',
            choices=STRONG_HASHES,
            action='store',
            default=FAVORITE_HASH,
            help='The hash algorithm to use: one of {}'.format(
                 ', '.join(STRONG_HASHES)))
        self.parser.insert_option_group(0, self.cmd_opts)

def run(self, options, args):
        # type: (Values, List[str]) -> int
        if not args:
            self.parser.print_usage(sys.stderr)
            return ERROR

algorithm = options.algorithm
        for path in args:
            write_output('%s:\n--hash=%s:%s',
                         path, algorithm, _hash_of_file(path, algorithm))
        return SUCCESS

def _hash_of_file(path, algorithm):
    # type: (str, str) -> str
    """Return the hash digest of a file."""
    with open(path, 'rb') as archive:
        hash = hashlib.new(algorithm)
        for chunk in read_chunks(archive):
            hash.update(chunk)
    return hash.hexdigest()

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