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PEP style and fixed exception on input other and integer type #32

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Merged
merged 2 commits into from
Sep 26, 2016
Merged

PEP style and fixed exception on input other and integer type #32

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a3c5167
pep style and fixed exception on input other and integer type
akshaysharma096 Sep 26, 2016
2dcb85d
PEP style
akshaysharma096 Sep 26, 2016
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18 changes: 11 additions & 7 deletions dynamic_programming/fibonacci.py
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Original file line number Diff line number Diff line change
@@ -1,10 +1,13 @@
"""
This is a pure Python implementation of Dynamic Programming solution to the fibonacci sequence problem.
"""


class Fibonacci:

def __init__(self, N=None):
if N:
N = int(N)
self.fib_array = [0] * (N + 1)
self.fib_array[0] = 0
self.fib_array[1] = 1
Expand Down Expand Up @@ -43,12 +46,13 @@ def get(self, sequence_no=None):
"\n********* Enter different values to get the corresponding fibonacci sequence, enter any negative number to exit. ************\n")
while True:
print("Enter value: ", end=" ")
i = eval(input())
if i < 0:
print("\n********* Good Bye!! ************\n")
break
fib.get(i)
except NameError:
print("\nInvalid input, please try again.")
try:
i = eval(input())
if i < 0:
print("\n********* Good Bye!! ************\n")
break
fib.get(i)
except NameError:
print("\nInvalid input, please try again.")
except NameError:
print("\n********* Invalid input, good bye!! ************\n")