AttributeError: 'module' object has no attribute 'evaluate_marker'

I’m getting the following when trying to install vcrpy:

Downloading/unpacking vcrpy==1.6.1 (from -r requirements-tests.txt (line 12))
  Using download cache from ...
  Running setup.py egg_info for package vcrpy
    Traceback (most recent call last):
      File "<string>", line 16, in <module>
      File ".../env/build/vcrpy/setup.py", line 36, in <module>
        if key.startswith(':') and pkg_resources.evaluate_marker(key[1:]):
    AttributeError: 'module' object has no attribute 'evaluate_marker'
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):

  File "<string>", line 16, in <module>

  File ".../env/build/vcrpy/setup.py", line 36, in <module>

    if key.startswith(':') and pkg_resources.evaluate_marker(key[1:]):

AttributeError: 'module' object has no attribute 'evaluate_marker'

[charlax]

This happens when using distribute-0.6.34-py2.7.egg, which is pretty old.

[graingert]

@Lushali also that’s a bug in pbr that mock is using