what makes python so awesome

Python - The informal way

Vikash Agrawalvikashagrawal1990@gmail.com

@ivikashagrawal

Google Technology Users Group, Manipal

October 31, 2011

Index

1 Awesome Languages

2 History

3 Who uses Python

4 How far from C/C++/Java

5 Versions of Python

6 Language Basics

7 Codes

8 Que and Ans

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 2 / 11

Awesome Language

Name any Awesome language

Why is it awesome?

Don’t worry we wont go into language wars

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 3 / 11

Awesome Language

Name any Awesome language

Why is it awesome?

Don’t worry we wont go into language wars

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 3 / 11

Awesome Language

Name any Awesome language

Why is it awesome?

Don’t worry we wont go into language wars

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 3 / 11

History

Developed in early 90s by Guido van Rossum

Its Simple, Portable, Open Source and Powerfull

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 4 / 11

History

Developed in early 90s by Guido van Rossum

Its Simple, Portable, Open Source and Powerfull

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 4 / 11

History

Developed in early 90s by Guido van Rossum

Its Simple, Portable, Open Source and Powerfull

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 4 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

Who uses Python these days

Google

Youtube

Yahoo

NASA

Cisco

Disney

IBM

Nokia

Redhat

Sugar desktop environment

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 5 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

How far Python is from C/C++/Java

No pointers (Similar to Java) :-)

English-like-syntax

Interpreted (?)

Procedure (?) / Object-Oriented (?)

Very good for scripting

Includes garbage colector (?)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 6 / 11

Versions of Python

What do you mean by versions, Python is a language

Python as a language keeps on evolving and new features are beingadded to the language, here by versions we refer to the pythoninterpreter version, new features are added to python interpreter inevery release.

Important versions are Python 2.6/2.7 and Python 3.0/3.1

Currently focus only on Python 2.6/2.7

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 7 / 11

Versions of Python

What do you mean by versions, Python is a language

Python as a language keeps on evolving and new features are beingadded to the language, here by versions we refer to the pythoninterpreter version, new features are added to python interpreter inevery release.

Important versions are Python 2.6/2.7 and Python 3.0/3.1

Currently focus only on Python 2.6/2.7

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 7 / 11

Versions of Python

What do you mean by versions, Python is a language

Python as a language keeps on evolving and new features are beingadded to the language, here by versions we refer to the pythoninterpreter version, new features are added to python interpreter inevery release.

Important versions are Python 2.6/2.7 and Python 3.0/3.1

Currently focus only on Python 2.6/2.7

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 7 / 11

Versions of Python

What do you mean by versions, Python is a language

Python as a language keeps on evolving and new features are beingadded to the language, here by versions we refer to the pythoninterpreter version, new features are added to python interpreter inevery release.

Important versions are Python 2.6/2.7 and Python 3.0/3.1

Currently focus only on Python 2.6/2.7

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 7 / 11

Versions of Python

What do you mean by versions, Python is a language

Python as a language keeps on evolving and new features are beingadded to the language, here by versions we refer to the pythoninterpreter version, new features are added to python interpreter inevery release.

Important versions are Python 2.6/2.7 and Python 3.0/3.1

Currently focus only on Python 2.6/2.7

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 7 / 11

Language Basics

In Python indentation is very important

There are no end/begin delimiteres like { }Grouping of statements are done on basis of their indentation

Statements at same indentation are grouped together in a single block

# marks start of comment (single line)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 8 / 11

Language Basics

In Python indentation is very important

There are no end/begin delimiteres like { }Grouping of statements are done on basis of their indentation

Statements at same indentation are grouped together in a single block

# marks start of comment (single line)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 8 / 11

Language Basics

In Python indentation is very important

There are no end/begin delimiteres like { }

Grouping of statements are done on basis of their indentation

Statements at same indentation are grouped together in a single block

# marks start of comment (single line)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 8 / 11

Language Basics

In Python indentation is very important

There are no end/begin delimiteres like { }Grouping of statements are done on basis of their indentation

Statements at same indentation are grouped together in a single block

# marks start of comment (single line)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 8 / 11

Language Basics

In Python indentation is very important

There are no end/begin delimiteres like { }Grouping of statements are done on basis of their indentation

Statements at same indentation are grouped together in a single block

# marks start of comment (single line)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 8 / 11

Language Basics

In Python indentation is very important

There are no end/begin delimiteres like { }Grouping of statements are done on basis of their indentation

Statements at same indentation are grouped together in a single block

# marks start of comment (single line)

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 8 / 11

Lets code

Testing Python interpretor

Importing modules

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 9 / 11

Lets code

Testing Python interpretor

Importing modules

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 9 / 11

Lets code

Testing Python interpretor

Importing modules

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 9 / 11

Question and Answers

Please Ask Your doubts

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 10 / 11

Thank You!!!

Vikash (GTUG Manipal) Python - The informal way October 31, 2011 11 / 11