No module named pip.req

Question

I am installing tweepy, but I am running into an error about pip.req. I have pip installed, but for some reason pip.req still can\'t be found. I did a bunch of research onl

Answer 1

Instead of importing the function and potentially encountering more issues replace the contents of the setup.py with the following:

#!/usr/bin/env python
#from distutils.core import setup
import re, uuid
from setuptools import setup, find_packages

def parse_requirements(filename):
    """ load requirements from a pip requirements file """
    lineiter = (line.strip() for line in open(filename))
    return [line for line in lineiter if line and not line.startswith("#")]


VERSIONFILE = "tweepy/__init__.py"
ver_file = open(VERSIONFILE, "rt").read()
VSRE = r"^__version__ = ['\"]([^'\"]*)['\"]"
mo = re.search(VSRE, ver_file, re.M)

if mo:
    version = mo.group(1)
else:
    raise RuntimeError("Unable to find version string in %s." % (VERSIONFILE,))

install_reqs = parse_requirements('requirements.txt')
reqs = install_reqs

setup(name="tweepy",
      version=version,
      description="Twitter library for python",
      license="MIT",
      author="Joshua Roesslein",
      author_email="tweepy@googlegroups.com",
      url="http://github.com/tweepy/tweepy",
      packages=find_packages(exclude=['tests']),
      install_requires=reqs,
      keywords="twitter library",
      classifiers=[
          'Development Status :: 4 - Beta',
          'Topic :: Software Development :: Libraries',
          'License :: OSI Approved :: MIT License',
          'Operating System :: OS Independent',
          'Programming Language :: Python',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
      ],
      zip_safe=True)

Notice the session argument has been removed from the parse_requirements call.

Answer 2

It looks like it would work if you had this code:

def parse_requirements(filename):
    """ load requirements from a pip requirements file """
    lineiter = (line.strip() for line in open(filename))
    return [line for line in lineiter if line and not line.startswith("#")]

Do this:

1. create a directory pip/
2. add an empty file pip/__init__.py
3. add a file pip/req.py
4. put the code above into pip/req.py:

5. modify the line in setup.py

   reqs = install_reqs

Answer 3

I had a very similar problem with Python 3.7 + pip 18.0:

Traceback (most recent call last):
  File "/usr/local/bin/pip-compile", line 7, in <module>
    from piptools.scripts.compile import cli
  File "/usr/local/lib/python3.7/site-packages/piptools/scripts/compile.py", line 11, in <module>
    from pip.req import InstallRequirement, parse_requirements
ModuleNotFoundError: No module named 'pip.req'

The solution was to upgrade pip-tools from 1.10 to 2.0:

pip install -U pip-tools

Answer 4

This is happening lately because of a change in pip 10.

The fix is pretty easy. You probably have something like:

from pip.req import parse_requirements

Change that to something like:

try: # for pip >= 10
    from pip._internal.req import parse_requirements
except ImportError: # for pip <= 9.0.3
    from pip.req import parse_requirements

That should do it.

Answer 5

I downgraded to pip to 9.0.3 and things worked for me. Command for downgrading pip is

python -m pip install pip==9.0.3

Answer 6

I ran into same problem you have. To install pip you need to follow this https://pypi.python.org/pypi/setuptools once you get easy_install I installed pip first and then run the following command.

sudo easy_install pip
sudo python setup.py install

easy.