python introduction
DESCRIPTION
Introduction to Python programming language A brief history Main Features Some Application Written in PythonTRANSCRIPT
Python Introduction
What is Python?
Fall 2013
• A programming language
o High-level
o Interpreted
o Open Source
o General purpose
o Object-oriented
o Easy to interface with C/C++/Java/Fortran
o Great interactive environment
o …
Python Introduction
Why Python?
Fall 2013
• There is no best programming language
o It’s up to your needs
Python Introduction
• First Implementation on 1989
• by Guido van Rossum
• Python 2.0 released at 2000
• Python 3.0 released at 2008
History
Fall 2013
Python Introduction
• First in CWI in Science Park Amsterdam.
• 2005 – 2012 in Google
• Present at Dropbox
Progress …
Fall 2013
Python Introduction
• emphasize code readability:
o Beautiful is better than ugly.
o Explicit is better than implicit.
o Simple is better than complex.
o Complex is better than complicated.
o Readability counts.
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Code Features
print(“Hello World !")
Python Introduction
• CPython
• PyPy
• Jython
• IronPython
• Cython
• PyS60
• Pyjamas
• Shed Skin
• …
Fall 2013
Implementations
Python Introduction
• Main reference implementation
• With large libraries written in C & Python
• Support by almost every OS o Windowso Linuxo Mac OS Xo Apple iOSo Androido …
Fall 2013
CPython
Python Introduction
• Alternate general implementation
• Faster
• Better memory usage
• Compatible with popular libraries
Fall 2013
PyPy
Python Introduction
• Written in Java
• Can use Java class and modules
• Include most of the python standard library
• Brings Java to Python
Fall 2013
Jython
Python Introduction
• written entirely in C#
• Employ .NET framework
• First Developed by Microsoft
• Brings .NET classes into Python
Fall 2013
IronPython
Python Introduction
• Can use C/C++ modules & function inside python
• written in Python
• Is superset of python
• Brings C/C++ into Python
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Cython
Python Introduction
• Developed by Nokia
• Python shell inside S60 device
• Brings Python into Nokia S60
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PyS60
Python Introduction
• Web & desktop application framework
• Generate JavaScript from Python
• Base on Google web toolkit
• Brings JavaScript in Python
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Pyjamas (Pyjs)
Python Introduction
• Compiler for Python
• Generate C++ code
• Brings Python in C++
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Shed Skin
Python Introduction
• Yahoo
• NASA
• CERN
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Organizational Use
Python Introduction
• YouTube
• Gmail (+java)
• Google Groups
• Google Maps
• Parts of Search Engine
Fall 2013
Python Introduction
• Yahoo Groups
• Yahoo Maps
Fall 2013
Python Introduction
• Speed up Coding Process
• Make Designing Workflow Easier
Fall 2013
Python Introduction
• Used in Complex Mathematic & Physics Calculation
Fall 2013
Python Introduction
• Scientific
• Games
• Network
• …
Fall 2013
Applications
Python Introduction
• Bioinformaticso AstraZeneca (Drug Discovery)
• GIS and Mappingo The Blind Audio Tactile
mapping System
• Simulationo Carmanah Lights the Way
Fall 2013
Scientific
Python Introduction
• Civilization IVo Major parts of the interface, map
generation, and scripted events are written entirely in Python, and can be customized.
Fall 2013
Games
• Battlefieldo Uses Python for all of its addons and a lot
of its functionality
Python Introduction
• Bit Torrent
• D-Link Australiao Control Firmware Updates
• Mozilla Website (with Django)
• Socket Programming
Fall 2013
Network
Python Introduction
• Libraries
• Web framework
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PyEverything
Python Introduction
• Huge Standard Library
• Lots of third-party libraries
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Libraries
Python Introduction
• Django• Pylons• Pyramid• TurboGears• Web2py• Tornado• Flask• Zope
Fall 2013
Web-Frameworks
Python Introduction Fall 2013
Our Project
download.iut.ac.ir
IUT File Sharing System
- Completely written in Python
- Powered by Django
Python Introduction
THANK YOU
Fall 2013