Notes
This function is in beta test. Please help improve it in the issues
here.
Traceback (most recent call last):
File "autograder.py", line 425, in <module>
runTest(options.runTest, moduleDict, printTestCase=options.printTestCase, display=getDisplay(True, options))
File "autograder.py", line 228, in runTest
testCase.execute(grades, moduleDict, solutionDict)
File "trackingTestClasses.py", line 214, in execute
result = self.evalCode(moduleDict)
File "trackingTestClasses.py", line 210, in evalCode
exec(self.preamble, bindings)
File "./test_cases/q1/1-ObsProb.test.preamble", line 15, in <module>
File "inference.py", line 174, in getObservationProb
return busters.getObservationProbability(noisyDistance,trueDistance)
File "/out/package/busters.py", line 56, in getObservationProbability
distribution[max(1, noisyDistance - error)] += prob
TypeError: unsupported operand type(s) for -: 'NoneType' and 'float'
Hints
Your answer may be identical to the JOJ answer in the first several lines.
However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.
Please double check your code to solve this problem and try again.
Your Answer
JOJ Answer
*** PASS: ./test_cases/q1/1-ObsProb.test *** PASS