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Update fibonacci.py #255

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Update fibonacci.py #255

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11 changes: 9 additions & 2 deletions fibonacci.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
# fibonacci.py

def fibonacci(n):
a, b = 0, 1
sequence = []
Expand All @@ -8,5 +9,11 @@ def fibonacci(n):
return sequence

if __name__ == "__main__":
n = int(input("Enter the number of Fibonacci terms: "))
print(f"Fibonacci sequence: {fibonacci(n)}")
try:
n = int(input("Enter the number of Fibonacci terms: "))
if n < 0:
print("Please enter a non-negative integer.")
else:
print(f"Fibonacci sequence: {fibonacci(n)}")
except ValueError:
print("Invalid input. Please enter a valid integer.")