I want to check if username has any Character from blockCharacter but i could'nt do it [duplicate]

Question

I want to check if username has any Character from blockCharacter but i could'nt do it and this is my code

user = input("Whats your name\n").lower()
user = (user.title())
BlockChar = ["+","none","-"]
if user == BlockChar:
  print("That does'nt not feels right. Try Again")
  breakpoint
print ("Welcome " + user)

I am new to codeing and stack overflow so i need some help with it

Answer 1

The any function and a generator expression will work quite nicely to determine if any of the strings in BlockChar are in your user string.

if any(ch in user for ch in BlockChar):
   ...