Show progress of a loop on one line

show_progress.py

def show_progress(loop, loops):
    print('Progress: [{}/{}]'.format(loop, loops), end='\r')

    
# Example code:
prime_numbers = []
for i in range(1e6):
    for j in range(2,i):
        if i % j == 0:
            break
        elif i-1 == j:
            prime_numbers.append(i)
    show_progress(i, 1e6-1)