circuitpython/tests/basics/builtin_pow3.py

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# test builtin pow() with integral values
# 3 arg version
try:
print(pow(3, 4, 7))
except NotImplementedError:
print("SKIP")
raise SystemExit
# test some edge cases
print(pow(1, 1, 1))
print(pow(0, 1, 1))
print(pow(1, 0, 1))
print(pow(1, 0, 2))
# 3 arg pow is defined to only work on integers
try:
print(pow("x", 5, 6))
except TypeError:
print("TypeError expected")
try:
print(pow(4, "y", 6))
except TypeError:
print("TypeError expected")
try:
print(pow(4, 5, "z"))
except TypeError:
print("TypeError expected")
try:
print(pow(4, 5, 0))
except ValueError:
print("ValueError expected")