"""

Support for installing and building the "wheel" binary package format.

"""

from __future__ import absolute_import

​

import compileall

import csv

import errno

import functools

import hashlib

import logging

import os

import os.path

import re

import shutil

import stat

import sys

import tempfile

import warnings

​

from base64 import urlsafe_b64encode

from email.parser import Parser

​

from pip._vendor.six import StringIO

​

import pip

from pip.compat import expanduser

from pip.download import path_to_url, unpack_url

from pip.exceptions import (

    InstallationError, InvalidWheelFilename, UnsupportedWheel)

from pip.locations import distutils_scheme, PIP_DELETE_MARKER_FILENAME

from pip import pep425tags

from pip.utils import (

    call_subprocess, ensure_dir, captured_stdout, rmtree, read_chunks,

)

from pip.utils.ui import open_spinner

from pip.utils.logging import indent_log

from pip.utils.setuptools_build import SETUPTOOLS_SHIM

from pip._vendor.distlib.scripts import ScriptMaker

from pip._vendor import pkg_resources

from pip._vendor.packaging.utils import canonicalize_name

from pip._vendor.six.moves import configparser

​