def __init__(self, version, account_sid, resource_sid, assigned_add_on_sid,<EOL>sid):
super(AssignedAddOnExtensionContext, self).__init__(version)<EOL>self._solution = {<EOL>'<STR_LIT>': account_sid,<EOL>'<STR_LIT>': resource_sid,<EOL>'<STR_LIT>': assigned_add_on_sid,<EOL>'<STR_LIT>': sid,<EOL>}<EOL>self._uri = '<STR_LIT>'.format(**self._solution)<EOL>
Initialize the AssignedAddOnExtensionContext

:param Version version: Version that contains the resource
:param account_sid: The SID of the Account that created the resource to fetch
:param resource_sid: The SID of the Phone Number to which the Add-on is assigned
:param assigned_add_on_sid: The SID that uniquely identifies the assigned Add-on installation
:param sid: The unique string that identifies the resource

:returns: twilio.rest.api.v2010.account.incoming_phone_number.assigned_add_on.assigned_add_on_extension.AssignedAddOnExtensionContext
:rtype: twilio.rest.api.v2010.account.incoming_phone_number.assigned_add_on.assigned_add_on_extension.AssignedAddOnExtensionContext