old_contents: # -*- coding: utf-8 -*-
  import os
  
  from fabric.api import cd
  from fabric import colors
  from fabric.contrib.console import confirm
  from fabric.contrib.files import exists
  
  
  class VirtualenvMixin(object):
      """
      A mixin that will check for a virtual environment at <project_path>/venv
      before deployment.
      """
  
      def run_server_updates(self, instance):
          code_dir = self.project_paths[instance]
          self.check_virtualenv(code_dir)
          super(VirtualenvMixin, self).run_server_updates(instance)
  
      def check_virtualenv(self, path):
          venv_path = os.path.join(path, 'venv')
          if not exists(venv_path):
              if confirm('virtualenv not found. Do you want to create one'):
                  print(colors.yellow('Creating virtualenv'))
                  with cd(path):
                      self.run('virtualenv venv')
  
  
  class GitNameLockMixin(object):
      """
      A mixin that reads the gitconfig and uses the gitconfig user.name
      as the content of the lock file
      """
  
      def lock_value(self)
          return self.local('git config user.name', capture=True)
  
new_contents: # -*- coding: utf-8 -*-
  import os
  
  from fabric.api import cd
  from fabric import colors
  from fabric.contrib.console import confirm
  from fabric.contrib.files import exists
  
  
  class VirtualenvMixin(object):
      """
      A mixin that will check for a virtual environment at <project_path>/venv
      before deployment.
      """
  
      def run_server_updates(self, instance):
          code_dir = self.project_paths[instance]
          self.check_virtualenv(code_dir)
          super(VirtualenvMixin, self).run_server_updates(instance)
  
      def check_virtualenv(self, path):
          venv_path = os.path.join(path, 'venv')
          if not exists(venv_path):
              if confirm('virtualenv not found. Do you want to create one'):
                  print(colors.yellow('Creating virtualenv'))
                  with cd(path):
                      self.run('virtualenv venv')
  
  
  class GitNameLockMixin(object):
      """
      A mixin that reads the gitconfig and uses the gitconfig user.name
      as the content of the lock file
      """
  
      def lock_value(self):
          return self.local('git config user.name', capture=True)
  
subject: fix syntax error in mixins