pi_list = []
my_array = []
for i in make_pi():
    my_array.append(str(i))
my_array = my_array[:1] + ['.'] + my_array[1:]
big_string = ''.join(my_array)
print("""here is a big string:
 %s""" % big_string)
1000 цифр пи в питоне