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from __future__ import print_function
import gmpy2
def test_pack_unpack(bits = 200, chunk = 500, terms = 50):
"""Test gmpy2.pack and gmpy2.unpack."""
for t in range(2, terms):
for b in range(1, bits):
# Test with all bits set to 1.
v = [ 2**b - 1 ] * t
for c in range(b, chunk):
temp = gmpy2.pack(v, c)
u = gmpy2.unpack(temp, c)
assert u == v, (v, temp, u, (t, b, c))
def main():
print("Testing pack/unpack for a large number of values.")
print("This test may take a few minutes.")
test_pack_unpack()
print("Test successful.")
if __name__ == "__main__":
main()
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