Python

Python
Greg McShane
January 28, 2014

Canopy : https://www.enthought.com/products/canopy/ Python packages :
INumpy http://www.numpy.org/
IScipy http://scipy.org/
IMatplotlib http://matplotlib.org/
IPandas http://pandas.pydata.org/
IPython (CLI)http://ipython.org/
T´el´echarger : https://www.enthought.com/downlroads/
Komodo Edit : http://www.activestate.com/komodo-edit
T´el´echarger : http://www.activestate.com/komodo-edit/downloads Modif `a faire
:http: // community. activestate. com/ forum-topic/
executing-python-code-within-komodo-edit

1. Langage de scripte (pas de compilation avant exectution)
2. Organis´e par modules (enormement de modules)
3. facile `a lire.
4. Pas de delimiter de block

Entiers
>>> 123
123
>>> type(123)
<type ’int’>
>>> 123**2
15129
>>> 123/1
123
>>> 123/124
0
>>> 123 % 5
3
>>> 123 % 17
4
>>> x = 123 + 5
>>> y = 123 + 1.1
>>> type(x),type(y)
(<type ’int’>, <type ’float’>)
>>>

Complexes
>>> z = 1J
>>> type(z)
<type ’complex’>
>>> z**2
(-1+0j)
>>> 1/z
-1j
>>> z.real(),z.imag()
Traceback (most recent call last):
File "<pyshell#22>", line 1, in <module>
z.real(),z.imag()
TypeError: ’float’ object is not callable
>>> z.real,z.imag
(0.0, 1.0)
>>> z/2
0.5j
>>> z.conjugate()
-1j