Remove argparse, add that back later

Author: markusewalker

python-calculator/calculator.py

@@ -9,7 +9,6 @@
 #   2. Subtraction
 #   3. Multiplication
 #   4. Division
-import argparse
 
 # This function adds two numbers
 def addition(x, y):
@@ -71,4 +70,4 @@ def main():
             print("ERROR. You must choose a number in the range 1-4. Please try again...")
 
 if __name__ == "__main__":
-    main()
+    main()