old_contents: # Copyright 2020 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from typing import Iterator, Dict
  from lib.constants import SRC
  from lib.pipeline import DataPipeline
  
  
  def get_pipeline_names() -> Iterator[str]:
      """ Iterator with all the names of available data pipelines """
      for item in (SRC / "pipelines").iterdir():
          if not item.name.startswith("_") and not item.is_file() and item.name == "epidemiology":
              yield item.name
  
  
  def get_table_names() -> Iterator[str]:
      """ Iterator with all the available table names """
      for pipeline_name in get_pipeline_names():
          yield pipeline_name.replace("_", "-")
  
  
  def get_pipelines() -> Iterator[DataPipeline]:
      """ Iterator with all the available data pipelines """
      for pipeline_name in get_pipeline_names():
          yield DataPipeline.load(pipeline_name)
  
  
  def get_schema() -> Dict[str, type]:
      """ Outputs all known column schemas """
      schema: Dict[str, type] = {}
      for pipeline in get_pipelines():
          schema.update(pipeline.schema)
      return schema
  
new_contents: # Copyright 2020 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from typing import Iterator, Dict
  from lib.constants import SRC
  from lib.pipeline import DataPipeline
  
  
  def get_pipeline_names() -> Iterator[str]:
      """ Iterator with all the names of available data pipelines """
      for item in (SRC / "pipelines").iterdir():
          if not item.name.startswith("_") and not item.is_file():
              yield item.name
  
  
  def get_table_names() -> Iterator[str]:
      """ Iterator with all the available table names """
      for pipeline_name in get_pipeline_names():
          yield pipeline_name.replace("_", "-")
  
  
  def get_pipelines() -> Iterator[DataPipeline]:
      """ Iterator with all the available data pipelines """
      for pipeline_name in get_pipeline_names():
          yield DataPipeline.load(pipeline_name)
  
  
  def get_schema() -> Dict[str, type]:
      """ Outputs all known column schemas """
      schema: Dict[str, type] = {}
      for pipeline in get_pipelines():
          schema.update(pipeline.schema)
      return schema
  
subject: Fix a debug line in a test lib