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Add "while true" and "except ValueError" functions to promote enhance… #62

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Add "while true" and "except ValueError" functions to promote enhance… #62

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71 changes: 36 additions & 35 deletions calculator.py
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Original file line number Diff line number Diff line change
@@ -1,44 +1,45 @@
choice = input("""
Please select the type of operation you want to perform:
+ for addition
- for subtraction
* for multiplication
/ for division
** for exponentiation
// for floor division
% for Modulus
""")
while True:
choice = input("""
Please select the type of operation you want to perform:
+ for addition
- for subtraction
* for multiplication
/ for division
** for exponentiation
// for floor division
% for Modulus
""")

num_1 = int(input("Enter your first number: "))
num_2 = int(input("Enter your second number: "))
num_1 = int(input("Enter your first number: "))
num_2 = int(input("Enter your second number: "))

if choice == "+":
print("{} + {} = ".format(num_1, num_2))
print(num_1 + num_2)
if choice == "+":
print("{} + {} = ".format(num_1, num_2))
print(num_1 + num_2)

elif choice == "-":
print("{} - {} = ".format(num_1, num_2))
print(num_1 - num_2)
elif choice == "-":
print("{} - {} = ".format(num_1, num_2))
print(num_1 - num_2)

elif choice == "*":
print("{} * {} = ".format(num_1, num_2))
print(num_1 * num_2)
elif choice == "*":
print("{} * {} = ".format(num_1, num_2))
print(num_1 * num_2)

elif choice == "/":
print("{} / {} = ".format(num_1, num_2))
print(num_1 / num_2)
elif choice == "/":
print("{} / {} = ".format(num_1, num_2))
print(num_1 / num_2)

elif choice == "**":
print("{} ** {} = ".format(num_1, num_2))
print(num_1 ** num_2)
elif choice == "**":
print("{} ** {} = ".format(num_1, num_2))
print(num_1 ** num_2)

elif choice == "//":
print("{} // {} = ".format(num_1, num_2))
print(num_1 // num_2)
elif choice == "//":
print("{} // {} = ".format(num_1, num_2))
print(num_1 // num_2)

elif choice == "%":
print("{} % {} = ".format(num_1, num_2))
print(num_1 % num_2)
elif choice == "%":
print("{} % {} = ".format(num_1, num_2))
print(num_1 % num_2)

else:
print("Enter a valid operator, please run the program again.")
except ValueError:
print("Enter a valid operator, please run the program again.")