<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _catch_exceptions(self, exctype, value, tb):
 """Catches all exceptions and logs them."""


        # Now we log it.
        self.error('Uncaught exception', exc_info=(exctype, value, tb))

        # First, we print to stdout with some colouring.
        print_exception_formatted(exctype, value, tb)