Submission 1558

InvalidSubmission:
Traceback (most recent call last):
  File "/amod/target/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 486, in wrap_evaluator
    raise InvalidSubmission(out[SPECIAL_INVALID_SUBMISSION])
InvalidSubmission: Invalid solution:
Traceback (most recent call last):
  File "/amod/target/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 590, in wrap_solution
    raise InvalidSubmission(msg)
InvalidSubmission: Uncaught exception in solution:
Traceback (most recent call last):
  File "/amod/target/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 585, in wrap_solution
    solution.run(cis)
  File "/project/solution.py", line 13, in run
    aidoGuest.run()
  File "/project/src/AidoGuest.py", line 62, in run
    command = dispatchingLogic.of(status)
  File "/project/src/RandomDispatchingLogic.py", line 49, in of
    roboTaxi = random.choice(taxi for taxi in status[1]if taxi[0] not in self.matchedTax)
  File "/usr/lib/python2.7/random.py", line 275, in choice
    return seq[int(self.random() * len(seq))]  # raises IndexError if seq is empty
TypeError: object of type 'generator' has no len()