python列表未被追加
列表没有被追加我想为两个用户追加board list使用for loop我怎么做python列表未被追加,python,list,append,Python,List,Append,列表没有被追加我想为两个用户追加board list使用for loop我怎么做 from random import randint user1 = { "name":input("Enter your name"), "board":[] } user2 = { "name":input("Enter your name"), "board":[] } users = [user1, user2] def set_board(users): for x
from random import randint
user1 = {
"name":input("Enter your name"),
"board":[]
}
user2 = {
"name":input("Enter your name"),
"board":[]
}
users = [user1, user2]
def set_board(users):
for x in range(5):
users["board"].append(x)
def print_board(users):
for row in users["board"]:
print(" ".join(row))
print("Let's start")
print(print_board(user1))
print(print_board(user2))
您从未调用set_board()函数。此外,print(print_board(user1))语句不会打印任何内容,因为print_board()中没有返回值=>只需调用print_board(user1)
set\u board
print\u board
不返回任何内容,因此无法打印返回值from random import randint
user1 = {
"name":input("Enter your name"),
"board":[]
}
user2 = {
"name":input("Enter your name"),
"board":[]
}
users = [user1, user2] # Actually this is not used anymore
def set_board(user):
for x in range(5):
user["board"].append(x)
def print_board(user):
print(' '.join(str(user["board"])))
print("Let's start")
set_board(user1)
set_board(user2)
print_board(user1)
print_board(user2)
正如其他人所指出的,你从来没有真正调用过“set_board”,但如果你这样做,它就会失败。当您将要附加的整数附加到用户['board']时,不要附加到用户1['board']或用户2['board']。事实上,当您尝试进行该赋值时,python应该抛出一个TypeError TypeError:列表索引必须是整数,而不是str 比如:
def set_board(users):
for my_user in users:
for x in range(5):
my_user.append(x)
将向每个用户(user1和user2)追加整数。
T请将您的问题重新表述为更具体的问题。请提供有关您正在尝试做什么的信息。