text: from __future__ import unicode_literals
  
  import frappe
  
  def execute():
      for comment in frappe.get_all('Communication', fields = ['*'],
          filters = dict(communication_type = 'Comment')):
  
          new_comment = frappe.new_doc('Comment')
          new_comment.comment_type = comment.comment_type
          new_comment.comment_email = comment.sender
          new_comment.comment_by = comment.sender_full_name
          new_comment.subject = comment.subject
          new_comment.reference_doctype = comment.reference_doctype
          new_comment.reference_name = comment.reference_name
          new_comment.link_doctype = comment.link_doctype
          new_comment.link_name = comment.link_name
          new_comment.creation = comment.creation
          new_comment.modified = comment.modified
          new_comment.owner = comment.owner
          new_comment.modified_by = comment.modified_by
          new_comment.db_insert()
  
      # clean up
      frappe.db.sql('delete from tabCommunication where communication_type = "Comment"')