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from UserList import UserList
def f(*a, **k):
print a, k
def g(x, *y, **z):
print x, y, z
def h(j=1, a=2, h=3):
print j, a, h
f()
f(1)
f(1, 2)
f(1, 2, 3)
f(1, 2, 3, *(4, 5))
f(1, 2, 3, *[4, 5])
f(1, 2, 3, *UserList([4, 5])
f(1, 2, 3, **{'a':4, 'b':5})
f(1, 2, 3, *(4, 5), **{'a':6, 'b':7})
f(1, 2, 3, x=4, y=5, *(6, 7), **{'a':8, 'b':9})
try:
g()
except TypeError, err:
print "TypeError:", err
else:
print "should raise TypeError: not enough arguments; expected 1, got 0"
try:
g(*())
except TypeError, err:
print "TypeError:", err
else:
print "should raise TypeError: not enough arguments; expected 1, got 0"
try:
g(*(), **{})
except TypeError, err:
print "TypeError:", err
else:
print "should raise TypeError: not enough arguments; expected 1, got 0"
g(1)
g(1, 2)
g(1, 2, 3)
g(1, 2, 3, *(4, 5))
try:
g(1, 2, 3, **{'x':4, 'y':5})
except TypeError, err:
print err
else:
print "should raise TypeError: keyword parameter redefined"
try:
g(1, 2, 3, a=4, b=5, *(6, 7), **{'a':8, 'b':9})
except TypeError, err:
print err
else:
print "should raise TypeError: keyword parameter redefined"
try:
f(**{1:2})
except TypeError, err:
print err
else:
print "should raise TypeError: keywords must be strings"
try:
h(**{'e': 2})
except TypeError, err:
print err
else:
print "should raise TypeError: unexpected keyword argument: e"
try:
h(*h)
except TypeError, err:
print err
else:
print "should raise TypeError: * argument must be a tuple"
try:
h(**h)
except TypeError, err:
print err
else:
print "should raise TypeError: ** argument must be a dictionary"
def f2(*a, **b):
return a, b
d = {}
for i in range(512):
key = 'k%d' % i
d[key] = i
a, b = f2(1, *(2, 3), **d)
print len(a), len(b), b == d
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