Python Verifique se o arquivo existe
import os
os.path.exists("file.txt") # Or folder, will return true or false
Duco Defiant Dogfish
import os
os.path.exists("file.txt") # Or folder, will return true or falseif (typeof yourFunctionName == 'function') {
yourFunctionName();
}if (typeof window !== 'undefined') {
let paypal = require('paypal-checkout');
}