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# https://www.youtube.com/channel/UC-sfqidn2fKZslHWnm5qe-A
def range_by(starting_number, ending_number):
#sequence = [starting_number]
sequence = []
while starting_number < ending_number:
sequence.append(starting_number)
starting_number += 1
return sequence
print(range_by(-3,6))