1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
def single_py(a, b):
"""
>>> single_py(1, 2)
True
>>> single_py(2, 1)
False
"""
return a < b
def cascaded_py(a, b, c):
"""
>>> cascaded_py(1, 2, 3)
True
>>> cascaded_py(1, 2, -1)
False
>>> cascaded_py(10, 2, 3)
False
"""
return a < b < c
def single_c(int a, int b):
"""
>>> single_c(1, 2)
True
>>> single_c(2, 1)
False
"""
return a < b
def cascaded_c(double a, double b, double c):
"""
>>> cascaded_c(1, 2, 3)
True
>>> cascaded_c(1, 2, -1)
False
>>> cascaded_c(10, 2, 3)
False
"""
return a < b < c
def cascaded_mix_pyleft(a, double b, double c):
"""
>>> cascaded_mix_pyleft(1, 2, 3)
True
>>> cascaded_mix_pyleft(1, 2, -1)
False
>>> cascaded_mix_pyleft(10, 2, 3)
False
"""
return a < b < c
def cascaded_mix_pyright(double a, double b, c):
"""
>>> cascaded_mix_pyright(1, 2, 3)
True
>>> cascaded_mix_pyright(1, 2, -1)
False
>>> cascaded_mix_pyright(10, 2, 3)
False
"""
return a < b < c
def typed_cmp(list L):
"""
>>> typed_cmp([1,2,3])
False
False
False
False
"""
print L is Ellipsis
print Ellipsis is L
print 1 == L
print L == 1.5
def pointer_cmp():
"""
>>> pointer_cmp()
True
False
True
"""
cdef int* a = NULL
cdef double* b = NULL
cdef double** c = NULL
print a is NULL
print b is not NULL
print c == NULL
def c_cmp(double a, int b, long c):
"""
>>> c_cmp(1, 2, 3)
True
>>> c_cmp(1.5, 2, 2)
True
>>> c_cmp(1.5, 2, 0)
False
>>> c_cmp(1, 1, 3)
False
"""
return a < b <= c
|
