Collecting byteplay==0.2
  1 location(s) to search for versions of byteplay:
  * https://pypi.python.org/simple/byteplay/
  Getting page https://pypi.python.org/simple/byteplay/
  Analyzing links from page https://pypi.python.org/simple/byteplay/
    Skipping link https://pypi.python.org/packages/20/3a/4ed454c8992acf479df8ae86207b56a0bb9f83f743f12a2c955cdb317aaf/byteplay-0.2-py2.6.egg#md5=ba06da6bb3c584b942ff4787732f6cf0 (from https://pypi.python.org/simple/byteplay/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/38/27/cfa614cf50feb4676f08d0990457754491a732d8662d2db0bab750c6a716/byteplay-0.2.tar.gz#md5=e64e467c43be61e0ed49d13a50754735 (from https://pypi.python.org/simple/byteplay/), version: 0.2
    Skipping link https://pypi.python.org/packages/e6/11/5a46f6e377039cab8a3413421d1ac801aea0731821aa2027105921f6cc25/byteplay-0.2-py2.7.egg#md5=2c67f1fe9d33baa274aedcf1a621f569 (from https://pypi.python.org/simple/byteplay/); unsupported archive format: .egg
  Using version 0.2 (newest of versions: 0.2)
  Downloading byteplay-0.2.tar.gz
  Downloading from URL https://pypi.python.org/packages/38/27/cfa614cf50feb4676f08d0990457754491a732d8662d2db0bab750c6a716/byteplay-0.2.tar.gz#md5=e64e467c43be61e0ed49d13a50754735 (from https://pypi.python.org/simple/byteplay/)
  Running setup.py (path:/tmp/pip-build-kvabe4hd/byteplay/setup.py) egg_info for package byteplay
    Running command python setup.py egg_info
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-kvabe4hd/byteplay/setup.py", line 4, in <module>
        from byteplay import __version__ as lib_version
      File "/tmp/pip-build-kvabe4hd/byteplay/byteplay.py", line 181
        raise ValueError, "Opcode stack behaviour depends on arg"
                        ^
    SyntaxError: invalid syntax
Cleaning up...
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-kvabe4hd/byteplay/
Exception information:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/pip/basecommand.py", line 215, in main
    status = self.run(options, args)
  File "/usr/lib/python3/dist-packages/pip/commands/wheel.py", line 199, in run
    if not wb.build():
  File "/usr/lib/python3/dist-packages/pip/wheel.py", line 749, in build
    self.requirement_set.prepare_files(self.finder)
  File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 380, in prepare_files
    ignore_dependencies=self.ignore_dependencies))
  File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 634, in _prepare_file
    abstract_dist.prep_for_dist()
  File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 129, in prep_for_dist
    self.req_to_install.run_egg_info()
  File "/usr/lib/python3/dist-packages/pip/req/req_install.py", line 439, in run_egg_info
    command_desc='python setup.py egg_info')
  File "/usr/lib/python3/dist-packages/pip/utils/__init__.py", line 725, 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-kvabe4hd/byteplay/