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Author: ROBOMASTER-S1

Grocery List Creator.py

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+'''
+Grocery List Creator Python program
+
+Created by Joseph C. Richardson
+
+This is a full functional grocery list Python program example to add to my Python book.
+Feel free to copy this Python program example if you like. See what you can do with it.
+Please enjoy.
+'''
+import os
+
+title='title grocery list creator'
+clear_screen='cls'
+single_line_break='\n'
+double_line_break='\n\n'
+indent=' '*2
+dot_space='.'*3
+create_list='vgl'
+enter=0
+decimal_point=100
+button1='y'
+button2='n'
+
+sentence=[
+f'{single_line_break}{indent}grocery list creator', # index 0
+
+f'''{double_line_break}{indent}Press "Enter" after each grocery list item typed.
+{indent}Type "vgl", then press "Enter" to view your grocery list output.''', # index 1
+
+f'{double_line_break}{indent}Please type your grocery list items: ', # index 2
+
+f'{double_line_break}{indent}Please type your grocery list item price: $', # index 3
+
+f'{double_line_break}{indent}You have', # indext 4
+
+'items in your grocery list.', # index 5
+
+f'{double_line_break}{indent}Here is your grocery list output:', # index 6
+
+f'{single_line_break}{indent}Your grocery list total:', # index 7
+
+f'''{single_line_break}{indent}Do you wish to add more items to your grocery list?
+{single_line_break}{indent}Press "y" or "n" to confirm: ''', # index 8
+
+f'{single_line_break}{indent}thank you for choosing grocery list creator... \
+press enter to exit.', # index 9
+]
+
+user_input_item_data=[ ]
+user_input_price_data=[ ]
+
+user_input_item_data.append(enter)
+user_input_price_data.append(enter)
+
+os.system(title.title())
+
+def items_list():
+
+    while True:
+        os.system(clear_screen)
+        grocery_list=input(sentence[0].title()
+        +sentence[1]+sentence[2]).strip()
+        user_input_item_data.append(grocery_list)
+
+        if grocery_list==create_list:
+            user_input_item_data.remove(create_list)
+            item=user_input_item_data
+            item.remove(enter)
+            break
+
+        try:
+            os.system(clear_screen)
+            item_price=float(input(sentence[0].title()
+            +sentence[1]+sentence[3]).strip())
+            user_input_price_data.append(item_price)
+        except ValueError:
+            user_input_price_data.append(0)
+
+    while True:
+        os.system(clear_screen)
+        print(sentence[0].title()+sentence[6])
+
+        try:            
+            x=1
+            for i in item:
+                print(f'{single_line_break}{indent}{x}) {dot_space} {i} \
+${user_input_price_data[x]/decimal_point}'.title())
+                x+=1
+        except IndexError:
+            item.remove(enter)
+
+        total_sum=user_input_price_data
+        
+        print(f'{sentence[7]} ${sum(total_sum)/decimal_point}',
+              sentence[4],len(item),sentence[5])
+
+        grocery_list=input(sentence[8]).lower().strip()
+
+        user_input_item_data.append(enter)
+
+        if grocery_list==button1:
+            items_list()            
+            break
+        elif grocery_list==button2:
+            break
+
+items_list()
+os.system(clear_screen)
+input(sentence[9].title())