text: #   -*- coding: utf-8 -*-
  #
  #   This file is part of PyBuilder
  #
  #   Copyright 2011-2015 PyBuilder Team
  #
  #   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 pybuilder.core import use_plugin, task, after, init
  from pybuilder.utils import assert_can_execute, read_file
  from pybuilder.plugins.python.python_plugin_helper import execute_tool_on_source_files
  
  use_plugin("python.core")
  
  
  @init
  def init_pep8_properties(project):
      project.plugin_depends_on("pep8")
  
  
  @after("prepare")
  def check_pep8_available(logger):
      logger.debug("Checking availability of pep8")
      assert_can_execute(("pep8", ), "pep8", "plugin python.pep8")
  
  
  @task
  def analyze(project, logger):
      logger.info("Executing pep8 on project sources")
      _, report_file = execute_tool_on_source_files(project, "pep8", ["pep8"])
  
      reports = read_file(report_file)
  
      if len(reports) > 0:
          logger.warn("Found %d warning%s produced by pep8",
                      len(reports), "" if len(reports) == 1 else "s")
  