Collecting supervisor_cache==0.2
  1 location(s) to search for versions of supervisor-cache:
  * https://pypi.python.org/simple/supervisor-cache/
  Getting page https://pypi.python.org/simple/supervisor-cache/
  Analyzing links from page https://pypi.python.org/simple/supervisor-cache/
    Found link https://pypi.python.org/packages/1d/bf/e023fd9cd4c114bc00d6b0d32078c9f4b07e16c577944c43e0ef588f374b/supervisor_cache-0.5.tar.gz#md5=051b2df727497149f7bb0ece2ba24ab1 (from https://pypi.python.org/simple/supervisor-cache/), version: 0.5
    Found link https://pypi.python.org/packages/5a/ce/c81487c90232efd5c7bdbb51156b94eefccc48bf2681a013c60c3374312b/supervisor_cache-1.0.0.tar.gz#md5=2093a16c31d8bb3db009a61d8690a121 (from https://pypi.python.org/simple/supervisor-cache/), version: 1.0.0
    Found link https://pypi.python.org/packages/64/be/30844f369febaf9e63492a737e68ae7a0a6a3c73efd80a545f79b853d94b/supervisor_cache-1.0.0.zip#md5=bd2f18edda10fe69ce5d4c8e409315f7 (from https://pypi.python.org/simple/supervisor-cache/), version: 1.0.0
    Found link https://pypi.python.org/packages/79/79/71e09509ac6e129e535c6ba547d3bb14576d6de47ec214d693600a1b0445/supervisor_cache-1.1.0.tar.gz#md5=b4854d2fa3f5dbaaa891915216141ef2 (from https://pypi.python.org/simple/supervisor-cache/), version: 1.1.0
    Found link https://pypi.python.org/packages/c0/1f/66f0e6327905a09b7f61d9f93e67726a120946bc3c44cb77381b8ed16e66/supervisor_cache-0.4.tar.gz#md5=778c32b0783c83bcecaacf7ceb424e1b (from https://pypi.python.org/simple/supervisor-cache/), version: 0.4
    Found link https://pypi.python.org/packages/d2/85/7960403ae2f56576949f6ea5b39e984d565c2c7b377c5613f741dbf4a404/supervisor_cache-0.2.tar.gz#md5=a5178faeab3ba3a96114e74f12f087a8 (from https://pypi.python.org/simple/supervisor-cache/), version: 0.2
  Using version 0.2 (newest of versions: 0.2)
  Downloading supervisor_cache-0.2.tar.gz
  Downloading from URL https://pypi.python.org/packages/d2/85/7960403ae2f56576949f6ea5b39e984d565c2c7b377c5613f741dbf4a404/supervisor_cache-0.2.tar.gz#md5=a5178faeab3ba3a96114e74f12f087a8 (from https://pypi.python.org/simple/supervisor-cache/)
  Running setup.py (path:/tmp/pip-build-60djmxus/supervisor-cache/setup.py) egg_info for package supervisor-cache
    Running command python setup.py egg_info
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-60djmxus/supervisor-cache/setup.py", line 4, in <module>
        import urllib2
    ImportError: No module named 'urllib2'
Cleaning up...
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-60djmxus/supervisor-cache/
Exception information:
Traceback (most recent call last):
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/basecommand.py", line 215, in main
    status = self.run(options, args)
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/commands/wheel.py", line 199, in run
    if not wb.build():
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/wheel.py", line 749, in build
    self.requirement_set.prepare_files(self.finder)
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/req/req_set.py", line 380, in prepare_files
    ignore_dependencies=self.ignore_dependencies))
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/req/req_set.py", line 634, in _prepare_file
    abstract_dist.prep_for_dist()
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/req/req_set.py", line 129, in prep_for_dist
    self.req_to_install.run_egg_info()
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/req/req_install.py", line 439, in run_egg_info
    command_desc='python setup.py egg_info')
  File "/home/piwheels/.local/lib/python3.5/site-packages/pip/utils/__init__.py", line 707, in call_subprocess
    % (command_desc, proc.returncode, cwd))
pip.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-60djmxus/supervisor-cache/