'Send communication via Email.
:param print_html: Send given value as HTML attachment.
:param print_format: Attach print format of parent document.'

def send(self, print_html=None, print_format=None, attachments=None, send_me_a_copy=False, recipients=None):

    self.send_me_a_copy = send_me_a_copy
    self.notify(print_html, print_format, attachments, recipients)
