parameters: (filename)
return_statement: return os.path.splitext(filename)[0]
docstring: Drops common suffixes like _test.cc or -inl.h from filename.
  
    For example:
      >>> _DropCommonSuffixes('foo/foo-inl.h')
      'foo/foo'
      >>> _DropCommonSuffixes('foo/bar/foo.cc')
      'foo/bar/foo'
      >>> _DropCommonSuffixes('foo/foo_internal.h')
      'foo/foo'
      >>> _DropCommonSuffixes('foo/foo_unusualinternal.h')
      'foo/foo_unusualinternal'
  
    Args:
      filename: The input filename.
  
    Returns:
      The filename with the common suffix removed.
docstring_summary: Drops common suffixes like _test.cc or -inl.h from filename.
docstring_tokens: Drops common suffixes like _test . cc or - inl . h from filename .
function: def _DropCommonSuffixes(filename):
    """Drops common suffixes like _test.cc or -inl.h from filename.
  
    For example:
      >>> _DropCommonSuffixes('foo/foo-inl.h')
      'foo/foo'
      >>> _DropCommonSuffixes('foo/bar/foo.cc')
      'foo/bar/foo'
      >>> _DropCommonSuffixes('foo/foo_internal.h')
      'foo/foo'
      >>> _DropCommonSuffixes('foo/foo_unusualinternal.h')
      'foo/foo_unusualinternal'
  
    Args:
      filename: The input filename.
  
    Returns:
      The filename with the common suffix removed.
    """
    for suffix in ('test.cc', 'regtest.cc', 'unittest.cc',
                   'inl.h', 'impl.h', 'internal.h'):
      if (filename.endswith(suffix) and len(filename) > len(suffix) and
          filename[-len(suffix) - 1] in ('-', '_')):
        return filename[:-len(suffix) - 1]
    return os.path.splitext(filename)[0]
function_tokens: def _DropCommonSuffixes ( filename ) : for suffix in ( 'test.cc' , 'regtest.cc' , 'unittest.cc' , 'inl.h' , 'impl.h' , 'internal.h' ) : if ( filename . endswith ( suffix ) and len ( filename ) > len ( suffix ) and filename [ - len ( suffix ) - 1 ] in ( '-' , '_' ) ) : return filename [ : - len ( suffix ) - 1 ] return os . path . splitext ( filename ) [ 0 ]