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Added Exception for Factorial Function in factorial for negative numbers #13

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Added Exception for Factorial Function in factorial for negative numbers #13

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8 changes: 7 additions & 1 deletion participants/scipy_004/pr_tutorial/simple_functions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,9 +4,15 @@ def fibonacci(max):
values.append(values[-2] + values[-1])
return values


# Factorial Of Negative Numbers Shouldnt Give Output
def factorial(value):
if value < 0:
raise Exception("Factorial Not defined for Negative numbers")
return 0
if value == 0:
return 1
else:
return value * factorial(value - 1)

if __name__ == "__main__":
print(factorial(-1))