@property<EOL><INDENT>def calls(self):<DEDENT>
if self._calls is None:<EOL><INDENT>self._calls = CallList(self._version, account_sid=self._solution['<STR_LIT>'], )<EOL><DEDENT>return self._calls<EOL>
Access the calls

:returns: twilio.rest.api.v2010.account.call.CallList
:rtype: twilio.rest.api.v2010.account.call.CallList