Python Programming: 4th Edition

Python
	Programming
	AKNOWLEDGEMENT
	PREFACE
	Python Programming
	CONTENTS
	Chapter 1
	Getting Started with Python
	The difference between
	"Python Implementation" vs. "Python distribution" vs. Python
	Features/Advantages of Using Python Language
	Limitations/Disadvantages of Python Language
	1.	Difficulty in Using Other Languages
	2.	Weak Language in Mobile Computing
	3.	Gets Slow in Speed
	4.	Run-time Errors
	5.	Underdeveloped Database Access Layers
	Varieties of Python Language:
	Some Jargon
	Chapter 2
	Installing Python
	https://www.python.org/downloads/
	python	i
	Download the latest version for Windows
	How to Test the Python in Microsoft Windows
	Chapter 3
	Interacting with Python
	1.	Interactive Interpreter
	2.	Script from the Command-line
	3.	Integrated Development Environment
	IDLE: Pythons Integrated Development Environment (IDE)
	Recently added
	|L IDLE (Python 3.9 64-bit)
	|L Python 3.9 Module Docs (64-bit)
	B? Python 3.9 Manuals (64-bit)
	The Python Shell Window
	Chapter 4
	Python Syntax
	Multiple Statements on a Single Line
	Multi-line statements
	The print Statement
	The print() function
	Multi-Line Output.
	Important: Python 3.x
	The raw_input() Function
	raw_input(/prompt/)
	The input() Function
	Chapter 5
	Variables and Data Types
	Strings
	1.	Integer (int)
	Octal literals (base 8)
	Hexadecimal literals (base 16)
	Binary literals (base 2)
	Converting Integers to their String Representation
	2.	Floating-point numbers
	3.	Complex numbers
	Conversion of Number Type
	Numeric Conversion Functions
	Numeric Function Definitions
	int(x)
	float(x)
	long(x)
	complex(reaZ, [imagf)
	Collection Functions
	Date and Time
	Exercises
	Chapter 6
	Python Basic Operators
	Arithmetic Operators
	Assignment Operators
	Multiple Assignment Statement
	Relational or Comparison Operators
	Logical Operators
	not
	Bit Manipulation Operators
	Chapter 7
	Pythons Built-in Functions
	The input() Function
	The range() function
	The print() Function
	abs()
	max()
	type()
	len()
	Chapter 8
	Conditional Statements
	pass
	The assert Statement
	The if-else
	Ternary Operator
	else:
	Chapter 9
	Loops
	Using the range() Function with the for Loop
	Using pass Statement
	Using a break statement
	Using continue Statement
	Nested loops
	Chapter 10
	User-Defined Functions
	function body/statements return [expression]
	Function Varieties
	Arguments
	Returning values
	The return Statement
	Default arguments and keyword arguments
	The global Statement
	Functions and Namespaces
	Chapter 11
	Useful Modules
	Importing modules
	Changing module names
	Location
	Time module
	sleep
	Timing things
	os module - Working with files and directories
	Changing the directory
	Getting the current directory
	Getting the files in a directory
	Changing and deleting files
	Copying files
	More with os.path
	os.walk
	Quitting your program
	Zip files
	For getting files from the internet
	Sound
	Finding Modules: The Path
	The exec Statement
	Chapter 12
	Classes and Object-Oriented Programming
	Classes in ^Python
	Semantics
	Class in Python
	How to define Python classes
	Creating and Using Objects
	Garbage Collection
	Python Constructors
	Customizing Objects
	init	Method
	del	Method
	repr	Method
	str	Method
	Further topics
	Polymorphism
	Built-in Functions
	isinstance(oi/ect, type)
	super(type)
	Exercises
	Chapter 13
	Exceptions
	Exceptions versus Syntax Errors
	Raising an Exception
	Exception Handling: The try and except Block
	The else Clause
	Cleaning Up After Using finally
	Built-in Exceptions
	exception AttributeError
	exception NotlmplementedError
	A Digression
	Chapter 14
	Multithreaded Programming
	Starting a New Thread
	Creating Thread Using Threading Module
	Synchronizing Threads
	Multithreaded Priority Queue
	Chapter 15
	Text Files in Python
	File Semantics
	File Organization and Structure
	The open Function
	file.closed
	file.mode
	file.name
	The close() Method
	The write() Method
	The read() Method
	File Positions
	Renaming and Deleting Files
	The remove() Method
	Directories in Python
	The mkdir() Method
	The chdir() Method
	The getcwd() Method
	The rmdir() Method
	File & Directory Related Methods
	Exercises
	Chapter 16
	Regular Expressions
	What are various methods of Regular Expressions?
	6. re.compile()
	What are the most commonly used operators?
	Output:
	Output:
	Chapter 17
	String, List & Dictionary
	Creating a string (and special characters)
	>>> u"\u0041"
	Strings are immutable
	Formatter
	>>> print("%s %s" % ("a", "b"))
	Operators
	Methods
	Methods for string manipulation
	Methods that return a modified version of the string
	Methods to find position of substrings
	Methods to build or decompose a string
	LISTS
	Quick example
	Difference between appendQ and extendQ
	index
	insert
	remove
	POP
	count
	sort
	reverse
	Slicing
	List comprehension
	... ifi%2==0:
	Filtering Lists
	Lists as Stacks
	Lists as Queues
	>	> > import copy
	Inserting items into a sorted list
	MAPPINGS AND DICTIONARIES
	Quick example
	Methods to create new dictionary
	Combining dictionaries
	iterators
	Chapter 18
	Python Pandas
	2. Open and run the installer
	NumPy - Introduction
	Operations using NumPy
	Customizing NumPy
	NumPy - Ndarray Object
	Sr.No.	Data Types & Description
	Data Type Objects (dtype)
	Example 2
	NumPy - Ways of Array Creation
	numpy.empty
	Sr.No.	Parameter & Description
	numpy.zeros
	Parameter & Description
	numpy.ones
	Shape
	Dtype
	Order
	Introduction to Data Structures
	Python Pandas - Series
	Create a Series from ndarray
	12	c
	Create a Series from diet
	Create a Series from Scalar
	Accessing Data from Series with Position
	Retrieve Data Using Label (Index)
	Python Pandas DataFrame
	pandas.DataFrame
	S.No Parameter & Description
	Create DataFrame
	Create an Empty DataFrame
	Create a DataFrame from Lists
	Create a DataFrame from Diet of ndarrays I Lists
	Create a DataFrame from List of Diets
	Column Selection
	Column Addition
	Column Deletion
	Row Selection, Addition, and Deletion
	Selection by Label
	Selection by integer location
	Slice Rows
	Addition of Rows
	Deletion of Rows
	Python Pandas - Panel
	pandas.Panel()
	Parameter	Description
	Create Panel
	Create an Empty Panel
	Selecting the Data from Panel
	Using Items
	Using major_axis
	Using minor_axis
	Data Transferring
	Saving A pandas Dataframe As A CSV
	Create dataframe
	Data Transferring - SQLite Databases and DataFrame
	Id	Name	Country	Active
	Reading results into a pandas DataFrame
	Id	Name	Country	Active
	df.to_sql("daily_flights", conn, if_exists="replace")
	index	id	Departure	arrival	number	route_id
	Chapter 19
	GUI Programming using Tkinter
	Label component
	Options of Label
	Changing label properties
	grid
	Spanning multiple rows or columns
	Spacing
	Entry component
	Getting text
	Deleting text
	Inserting text
	Button component
	lambda trick
	Frame component
	Images
	Canvas component
	Naming things, changing them, moving them, and deleting them
	Text component
	Statement
	Description
	Scale component
	GUI Events
	Description
	Key events
	Note
	Event examples
	Title bar
	Disabling things
	Getting the state of a component
	Destroying things
	Stopping a window from being closed
	Updating
	Dialogs
	Menu bars
	New windows
	pack
	StringVar
	The Python Imaging Library
	Using images other than GIFs with Tkinter
	Chapter 20
	Database Connectivity
	import MySQLdb
	Description
	INSERT Operation
	READ Operation
	Update Operation
	DELETE Operation
	Performing Transactions
	COMMIT Operation
	ROLLBACK Operation
	Disconnecting Database
	Procedure
	Handling Errors
	Warning
	Error
	InterfaceError
	DatabaseError
	DataError
	OperationalError
	IntegrityError
	InternalError
	ProgrammingError
	Chapter 21
	The Python Library
	Overview of the Python Library
	tarfile
	xml.dom
	urllib2
	CGIHTPPServer
	asyncore
	Chapter 22
	101 Python Programs