112 lines
1.3 KiB
Python
112 lines
1.3 KiB
Python
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1+1
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#2
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print('Hello world !')
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help(print)
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print('Hello World !', file=open('essai.txt', 'w'))
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1+2
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print(1+2)
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print(print(1+2))
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print(1)+2
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print(1)+print(2)
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print('Un nouveau calcul')
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print('5 * 3=', 5*3)
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2+4
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print('Une journée a une durée égale à', 60*60*24, 'secondes')
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print(1, 2, 3, sep='+', end='=')
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print(6, 5, 4, sep='\n', end='*')
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type(5)
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type('LLG')
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type(None)
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type(print)
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id(5)
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id(None)
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id(print)
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1 + 2 - 3
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#0
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0.1 + 0.2 - 0.3
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#5.5...... e-17
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23 // 3
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23 % 3
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24 // 4
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24 % 4
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int(2.3333)
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int(-2.3333)
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float(25)
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complex(2)
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float(999999999999999999)
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int(1e+16)
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float(2 + 0j)
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(2 + 0j).real
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(2 + 0j).imag
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import numpy as np
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np.sin(1.571)
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np.sqrt(2)
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np.pi
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from math import exp
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exp(1)
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np.exp(1)
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(4 + 3) < 11 and not 'alpha' > 'omega'
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(1 + 1 == 3) != ('Henri 4' > 'Louis-le-Grand')
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largeur = 12.45
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longueur = 42.18
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aire = longueur * largeur
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print("L'aire du rectange est égale à", aire)
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id(largeur)
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a = 257
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b = 257
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a == b
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a is b
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a is c
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"aujourd'hui"
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'et demain'
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print("un passage\n à la ligne")
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chn = "Hello "
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chn += 'world !'
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print(chn)
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chn*3
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'123' + '1'
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123 + 1
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'123' + 1
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int('123') + 1
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'123' + str(1)
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ch = 'Louis-Le-Grand'
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ch[4]
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ch[0] + ch[6] + ch[9]
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print(ch[-8]*2 + ch[-5])
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len(ch)
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ch[3:-3]
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ch[6:] + ch[:6]
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ch[::2]
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ch[1::2]
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ch[::-1]
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s = '12345678'
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s[-1::-2] + s[0::2]
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