How is this greedy text generation approach?

[IvanVnucec]

I am confused by this function name:

tinygrad/examples/gpt2.py

Line 175 in cb508e6

def greedy_until(self, prompt:str, max_length:int, temperature:float, timing:bool=False):

How is this greedy token sampling? Is it not a random sampling as done on line 189?