old_contents: from __future__ import unicode_literals
  
  import os
  from mopidy import ext, config
  from mopidy.exceptions import ExtensionError
  
  
  __doc__ = """A extension for playing music from Beets.
  
  This extension handles URIs starting with ``beets:`` and enables you,
  to play music from Beets web service.
  
  See https://github.com/dz0ny/mopidy-beets/ for further instructions on
  using this extension.
  
  **Issues:**
  
  https://github.com/dz0ny/mopidy-beets/issues
  
  **Dependencies:**
  
  requests
  
  """
  
  __version__ = '1.0.2'
  
  
  class BeetsExtension(ext.Extension):
  
      dist_name = 'Mopidy-Beets'
      ext_name = 'beets'
      version = __version__
  
      def get_default_config(self):
          conf_file = os.path.join(os.path.dirname(__file__), 'ext.conf')
          return config.read(conf_file)
  
      def get_config_schema(self):
          schema = super(BeetsExtension, self).get_config_schema()
          schema['hostname'] = config.Hostname()
          schema['port'] = config.Port()
          return schema
  
      def validate_environment(self):
          try:
              import requests  # noqa
          except ImportError as e:
              raise ExtensionError('Library requests not found', e)
  
      def get_backend_classes(self):
          from .actor import BeetsBackend
          return [BeetsBackend]
  
new_contents: from __future__ import unicode_literals
  
  import os
  
  from mopidy import ext, config
  from mopidy.exceptions import ExtensionError
  
  
  __version__ = '1.0.2'
  
  
  class BeetsExtension(ext.Extension):
  
      dist_name = 'Mopidy-Beets'
      ext_name = 'beets'
      version = __version__
  
      def get_default_config(self):
          conf_file = os.path.join(os.path.dirname(__file__), 'ext.conf')
          return config.read(conf_file)
  
      def get_config_schema(self):
          schema = super(BeetsExtension, self).get_config_schema()
          schema['hostname'] = config.Hostname()
          schema['port'] = config.Port()
          return schema
  
      def validate_environment(self):
          try:
              import requests  # noqa
          except ImportError as e:
              raise ExtensionError('Library requests not found', e)
  
      def get_backend_classes(self):
          from .actor import BeetsBackend
          return [BeetsBackend]
  
subject: Remove old docstring