parameters: (self, to, workflow,
                                                          number_running_instances,
                                                          max_running_instances)
docstring: Send a message warning about number of running instances of a
          workflow exceeding the threshold.
  
          Args:
              to: Recipients of this email.
              workflow: Name of the workflow that the email is warning about.
              number_running_instances: Number of the current running instance for the
               given workflow.
              max_running_instances: Running instances of a workflow should lower
               than this number.
docstring_summary: Send a message warning about number of running instances of a
          workflow exceeding the threshold.
docstring_tokens: Send a message warning about number of running instances of a workflow exceeding the threshold .
function: def send_too_many_running_instances_warning_message(self, to, workflow,
                                                          number_running_instances,
                                                          max_running_instances):
          """Send a message warning about number of running instances of a
          workflow exceeding the threshold.
  
          Args:
              to: Recipients of this email.
              workflow: Name of the workflow that the email is warning about.
              number_running_instances: Number of the current running instance for the
               given workflow.
              max_running_instances: Running instances of a workflow should lower
               than this number.
          """
          text = self._get_too_many_running_instances_warning_text(workflow,
                                                                   number_running_instances,
                                                                   max_running_instances)
  
          subject = "Too many (%s) instances running for workflow %s !" % (
              number_running_instances, workflow)
  
          try:
              self._send_message(subject, to, text, None)
          except:
              # Do not fail the job if sending out warning email failed.
              LOG.exception('failed to send too many instance running warning email to %s for workflow %s'
                            % (to, workflow))
function_tokens: def send_too_many_running_instances_warning_message ( self , to , workflow , number_running_instances , max_running_instances ) : text = self . _get_too_many_running_instances_warning_text ( workflow , number_running_instances , max_running_instances ) subject = "Too many (%s) instances running for workflow %s !" % ( number_running_instances , workflow ) try : self . _send_message ( subject , to , text , None ) except : # Do not fail the job if sending out warning email failed. LOG . exception ( 'failed to send too many instance running warning email to %s for workflow %s' % ( to , workflow ) )