Why always for loops are used with Generators in python

Question

https://code.sololearn.com/cMgYt4kw5sqm/?ref=app

Answer 1

You don't always have to use for loop with generators:
def g():
yield 1
yield 2
yield 3
a = g()
print(next(a))
print(next(a))
print(next(a))

Answer 2

Seb TheS Well bruh can't we utilize the general within the print statement like this: print(g()) and also this give the name of the function/generator