Component import fails when another module with a similiar name is pip installed

[ejether]

pentagon add datadog and pentagon add pentagon_datadog throw bad errors when the datadog pip module is installed in addition to the pentagon_datadog module

[sudermanjr]

Here is the error message:

[sudermanjr default production-1]⌂107%  [pw] master(+16/-3) 130± pentagon add datadog
Traceback (most recent call last):
  File "/Users/asuderma/.pentagon/pw/bin/pentagon", line 11, in <module>
    load_entry_point('pentagon', 'console_scripts', 'pentagon')()
  File "/Users/asuderma/.pentagon/pw/lib/python2.7/site-packages/click/core.py", line 722, in __call__
    return self.main(*args, **kwargs)
  File "/Users/asuderma/.pentagon/pw/lib/python2.7/site-packages/click/core.py", line 697, in main
    rv = self.invoke(ctx)
  File "/Users/asuderma/.pentagon/pw/lib/python2.7/site-packages/click/core.py", line 1066, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/Users/asuderma/.pentagon/pw/lib/python2.7/site-packages/click/core.py", line 895, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/Users/asuderma/.pentagon/pw/lib/python2.7/site-packages/click/core.py", line 535, in invoke
    return callback(*args, **kwargs)
  File "/Users/asuderma/.pentagon/pw/lib/python2.7/site-packages/click/decorators.py", line 17, in new_func
    return f(get_current_context(), *args, **kwargs)
  File "/Users/asuderma/.pentagon/pw/src/pentagon-datadog/pentagon/cli.py", line 153, in add
    _run('add', component_path, additional_args, kwargs)
  File "/Users/asuderma/.pentagon/pw/src/pentagon-datadog/pentagon/cli.py", line 200, in _run
    component_class = get_component_class(component_path)
  File "/Users/asuderma/.pentagon/pw/src/pentagon-datadog/pentagon/cli.py", line 241, in get_component_class
    component_class = locate(class_path)
  File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/pydoc.py", line 1518, in locate
    nextmodule = safeimport(join(parts[:n+1], '.'), forceload)
  File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/pydoc.py", line 332, in safeimport
    raise ErrorDuringImport(sys.modules[path].__file__, info)
AttributeError: 'NoneType' object has no attribute '__file__'```

[stale[bot]]

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