<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def share(self, value, perm_type, role, notify=True, email_message=None, with_link=False):
 """Share the spreadsheet with other accounts. :param value: user or group e-mail address, domain name or None for 'default' type. :type value: str, None :param perm_type: The account type. Allowed values are: ``user``, ``group``, ``domain``, ``anyone``. :type perm_type: str :param role: The primary role for this user. Allowed values are: ``owner``, ``writer``, ``reader``. :type role: str :param notify: (optional) Whether to send an email to the target user/domain. :type notify: str :param email_message: (optional) The email to be sent if notify=True :type email_message: str :param with_link: (optional) Whether the link is required for this permission :type with_link: bool Example:: # Give Otto a write permission on this spreadsheet sh.share('otto@example.com', perm_type='user', role='writer') # Transfer ownership to Otto sh.share('otto@example.com', perm_type='user', role='owner') """

        self.client.insert_permission(
            self.id,
            value=value,
            perm_type=perm_type,
            role=role,
            notify=notify,
            email_message=email_message,
            with_link=with_link
        )