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
102
103
104
105
106
107
108
109
110
111
112
|
ctypedef fused sequence:
list
tuple
object
def unpack_one(sequence it):
"""
>>> items = [1]
>>> unpack_one(items)
1
>>> unpack_one(iter(items))
1
>>> unpack_one(list(items))
1
>>> unpack_one(tuple(items))
1
"""
a, = it
return a
def unpack_two(sequence it):
"""
>>> items = [1,2]
>>> unpack_two(items)
(1, 2)
>>> unpack_two(iter(items))
(1, 2)
>>> unpack_two(list(items))
(1, 2)
>>> unpack_two(tuple(items))
(1, 2)
"""
a,b = it
return a,b
def unpack_two_int(sequence it):
"""
>>> items = [1,2]
>>> unpack_two_int(items)
(1, 2)
>>> unpack_two_int(iter(items))
(1, 2)
>>> unpack_two_int(list(items))
(1, 2)
>>> unpack_two_int(tuple(items))
(1, 2)
>>> items = [1, object()]
>>> unpack_two_int(items) # doctest: +ELLIPSIS
Traceback (most recent call last):
TypeError: ...int...
>>> unpack_two_int(iter(items)) # doctest: +ELLIPSIS
Traceback (most recent call last):
TypeError: ...int...
>>> unpack_two_int(list(items)) # doctest: +ELLIPSIS
Traceback (most recent call last):
TypeError: ...int...
>>> unpack_two_int(tuple(items)) # doctest: +ELLIPSIS
Traceback (most recent call last):
TypeError: ...int...
"""
cdef int b
a,b = it
return a,b
def unpack_many(sequence it):
"""
>>> items = range(1,13)
>>> unpack_many(items)
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> unpack_many(iter(items))
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> unpack_many(list(items))
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> unpack_many(tuple(items))
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
"""
a,b,c,d,e,f,g,h,i,j,k,l = it
return a,b,c,d,e,f,g,h,i,j,k,l
def unpack_many_int(sequence it):
"""
>>> items = range(1,13)
>>> unpack_many_int(items)
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> unpack_many_int(iter(items))
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> unpack_many_int(list(items))
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> unpack_many_int(tuple(items))
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
>>> items = range(1,10)
>>> unpack_many_int(items)
Traceback (most recent call last):
ValueError: need more than 9 values to unpack
>>> unpack_many_int(iter(items))
Traceback (most recent call last):
ValueError: need more than 9 values to unpack
>>> unpack_many_int(list(items))
Traceback (most recent call last):
ValueError: need more than 9 values to unpack
>>> unpack_many_int(tuple(items))
Traceback (most recent call last):
ValueError: need more than 9 values to unpack
"""
cdef int b
cdef long f
cdef Py_ssize_t h
a,b,c,d,e,f,g,h,i,j,k,l = it
return a,b,c,d,e,f,g,h,i,j,k,l
|
