I am having issues with this program. It keeps giving me the following error: Traceback (most recent call last):
File "/root/sandbox7723bf31/nt-test-6876 4d5e. py", line 2, in
from testmyrange import myRange
ImportError: cannot import name 'myRange' from 'testmyrange' (/root/sandbox7723bf31/testmyrange. py)

define and test a function range with a main defined
#define myRange() method
def myRange(p, q == None and r == None):
if p == 0 and q == None and r == None:
return []
if r == None:
step = 1
else:
step = r

if q == None:
start = 0
stop = p
else:
start = p
stop = q

res = []
i = start
def main():
while True:
res. append(i)

if step > 0 and i + step >= stop:
break
elif step < 0 and i + step <= stop:
break
else:
i = i + step

return res

#call main and end program
if __name__ == "__main__" :
main()