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MPZ related input/output
========================
>>> import gmpy2 as G
>>> from gmpy2 import mpz, mpq, mpfr, mpc
>>> from fractions import Fraction as F
>>> a = mpz(123)
>>> b = mpz(456)
Test mpz construction
---------------------
>>> mpz(3.14)
mpz(3)
>>> mpz(mpq(17,3))
mpz(5)
>>> mpz(23)
mpz(23)
>>> mpz(-23)
mpz(-23)
>>> x=1000*1000*1000*1000*1000*1000*1000
>>> print(mpz(x))
1000000000000000000000
>>> mpz(0.0)
mpz(0)
>>> mpz(0.0)
mpz(0)
>>> mpz(-0.0)
mpz(0)
>>> mpz(float("nan"))
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ValueError: 'mpz' does not support NaN
>>> mpz(float("inf"))
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
OverflowError: 'mpz' does not support Infinity
>>> mpz(float("-inf"))
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
OverflowError: 'mpz' does not support Infinity
>>> mpz("0")
mpz(0)
>>> mpz("-0")
mpz(0)
>>> mpz("hi")
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ValueError: invalid digits
>>> mpz("123456", 7)
mpz(22875)
>>> mpz("123456", base=3)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ValueError: invalid digits
>>> mpz()
mpz(0)
>>> mpz(F(1,2))
mpz(0)
>>> mpz(F(-3,2))
mpz(-1)
>>> mpz(F(3,2))
mpz(1)
>>> G.mpz('043')
mpz(43)
>>> G.mpz('43',0)
mpz(43)
>>> G.mpz('0o43')
mpz(35)
>>> G.mpz('0x43')
mpz(67)
>>> G.mpz('0x43',10)
Traceback (innermost last):
...
ValueError: invalid digits
>>> G.mpz('43')
mpz(43)
Test format
-----------
>>> str(a)
'123'
>>> repr(a)
'mpz(123)'
>>> hex(a)
'0x7b'
>>> oct(a) == ('0o173' if sys.version_info[0] == 3 else '0173')
True
>>> G.mpz('123')
mpz(123)
>>> G.mpz('1001001011',2)
mpz(587)
>>> bin(G.mpz('1001001011',2))
'0b1001001011'
>>> '1001001011' == G.mpz('1001001011',2).digits(2)
True
>>> for i in range(2,63):
... print(a.digits(i))
...
1111011
11120
1323
443
323
234
173
146
123
102
a3
96
8b
83
7b
74
6f
69
63
5i
5d
58
53
4n
4j
4f
4b
47
43
3u
3r
3o
3l
3i
3f
3C
39
36
33
30
2d
2b
2Z
2X
2V
2T
2R
2P
2N
2L
2J
2H
2F
2D
2B
29
27
25
23
21
1z
>>> print(a.digits(63))
Traceback (innermost last):
...
ValueError: base must be either 0 or in the interval 2 ... 62
>>> a.__format__()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: function takes exactly 1 argument (0 given)
>>> a.__format__('')
'123'
>>> a.__format__('d')
'123'
>>> a.__format__('b')
'1111011'
>>> a.__format__('o')
'173'
>>> a.__format__('x')
'7b'
>>> a.__format__('#x')
'0x7b'
>>> a.__format__('#X')
'0X7B'
>>> a.__format__('#o')
'0o173'
>>> a.__format__('#15o')
' 0o173'
>>> a.__format__('<#15o')
'0o173 '
>>> a.__format__('^#15o')
' 0o173 '
>>> a.__format__('>#15o')
' 0o173'
>>> a.__format__('^ #15o')
' 0o173 '
>>> a.__format__('^#15o')
' 0o173 '
>>> a.__format__('^ #16o')
' 0o173 '
>>> a.__format__('#^16o')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ValueError: Invalid conversion specification
>>> a.__format__('^#16o')
' 0o173 '
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