old_contents: from flask_restful_swagger import swagger
  """
    Docstring from extract_swagger_path:
  
    Extracts a swagger type path from the given flask style path.
    This /path/<parameter> turns into this /path/{parameter}
    And this /<string(length=2):lang_code>/<string:id>/<float:probability>
    to this: /{lang_code}/{id}/{probability}
    """
  
  def test_extract_swagger_path_empty_string():
      assert swagger.extract_swagger_path('') == ''
  
  def test_extract_swagger_path_simple():
      assert swagger.extract_swagger_path('/endpoint') == '/endpoint'
  
  def test_extract_swagger_path_returns_string():
      assert isinstance(swagger.extract_swagger_path('/endpoint/123'), str)
  
  def test_extract_swagger_path_single_parameter_no_type():
      assert swagger.extract_swagger_path('/path/<parameter>') == '/path/{parameter}'
  
  def test_extract_swagger_path_single_parameter_string():
      assert swagger.extract_swagger_path('/<string(length=2):lang_code>') == '/{lang_code}'
  
  def test_extract_swagger_path_multiple_parameters():
      assert swagger.extract_swagger_path('/<string(length=2):lang_code>/<string:id>/<float:probability>') == '/{lang_code}/{id}/{probability}'
  
  def test_extract_swagger_path_long_path_single_parameter():
      assert swagger.extract_swagger_path('path/subpath/other_path/<string(length=2):lang_code>') == 'path/subpath/other_path/{lang_code}'
  
new_contents: from flask_restful_swagger import swagger
  import pytest
  """
    Docstring from extract_swagger_path:
  
    Extracts a swagger type path from the given flask style path.
    This /path/<parameter> turns into this /path/{parameter}
    And this /<string(length=2):lang_code>/<string:id>/<float:probability>
    to this: /{lang_code}/{id}/{probability}
    """
  
  @pytest.mark.parametrize("case_name, test_input, expected", 
      [('empty_string', '', ''), 
      ('simple', '/endpoint', '/endpoint'),
      ('single_parameter_no_type', '/path/<parameter>', '/path/{parameter}'),
      ('single_parameter_string', '/<string(length=2):lang_code>', '/{lang_code}'),
      ('multiple_parameters', '/<string(length=3):lang_code>/<string:id>/<float:probability>', '/{lang_code}/{id}/{probability}'),
      ('multiple_parameters_varied_length_string', '/<string(length=5):lang_code>/<string:id>/<float:probability>', '/{lang_code}/{id}/{probability}'),
      ('long_path_single_parameter', 'path/subpath/other_path/<string(length=2):lang_code>', 'path/subpath/other_path/{lang_code}')])
  
  def test_extract_swagger_path(case_name, test_input, expected):
      assert swagger.extract_swagger_path(test_input) == expected
  
  def test_extract_swagger_path_returns_string():
      assert isinstance(swagger.extract_swagger_path('/endpoint/123'), str)
  
  
subject: refactor extract_swagger_path tests