Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trialJosh Klink
2,330 PointsI don't know what is wrong with my code, but I keep getting errors.
import os
shopping_list = []
def clear_screen(): os.system('cls' if os.name == 'nt' else 'clear')
def show_help(): clear_screen() print("What should we pick up at the store?") print(""" Enter 'DONE' to stop adding items. Enter 'HELP' for this help. Enter 'SHOW' to see your current list. Enter 'REMOVE' to delete an item from your list. """)
def add_to_list(item): show_list() if len(shopping_list): position = input('Where should I add {}?\n' "Press Enter to add to the list\n" "> ".format(item)) else: position = 0
try:
position = abs(int(position))
except ValueError:
position = None
if position is not None:
shopping_list.insert(position-1, item)
else:
shopping_list.append(new_item)
show_list()
def show_list(): clear_screen() print("Here's your list:", show_list) index = 1 for item in shopping_list: print:('{}. {}'.format(index, item)) index += 1
print('-'*10)
def remove_from_list(): show_list() what_to_remove = input("What would you like to remove?\n> ") try: shopping_list.remove(what_to_remove) except ValueError: pass show_list()
show_help() while True: new_item = input("> ") if new_item.upper() == 'DONE' or new_item.upper() == 'Quit': break elif new_item.upper() == 'HELP': show_help() continue
elif new_item.upper() == 'SHOW': show_list() continue elif new_item.upper() == 'REMOVE': remove_from_list() else: add_to_list(new_item)
show_list()
Traceback (most recent call last):
File "list.py", line 76, in <module>
add_to_list(new_item)
File "list.py", line 22, in add_to_list
show_list()
File "list.py", line 43, in show_list
print("Here's your list:", show_list)
UnboundLocalError: local variable 'print' referenced before assignment
2 Answers
Steven Parker
231,269 PointsIt's very difficult to read pasted code without Markdown formatting, but one thing that stands out is this line:
print:('{}. {}'.format(index, item))
The colon on that line (right after "print") is not proper syntax.
Josh Klink
2,330 PointsThanks.
Josh Klink
2,330 PointsJosh Klink
2,330 PointsHaHaHa!!! Wow, should've just read the code;)