What is REPL?

Answer 1

REPL is a Read Eval Print Loop: https://en.m.wikipedia.org/wiki/Read–eval–print_loop

Answer 2

while True:
print(">>>",end='')
x=read()
print(eval(x))

Answer 3

It's a "real eval print loop" also, in meaning that's it's a always true condition loop ^^

Answer 4

what do u mean by the above snippet? @Roman Gräf