I can’t use the variable “T” or “t” whose designed the type of the piece 
“T” or “t” are allowed as variable names if you’re using Python. Could you share more details about the issue, like any error messages you’re seeing?
I can’t use the variable “T” or “t” whose designed the type of the piece
“T” or “t” are allowed as variable names if you’re using Python. Could you share more details about the issue, like any error messages you’re seeing?