Python session3

AGENDA


Decision Making

Loops

Python Decision Making



Decision making structures require that the programmer specify one or more conditions

Types of decision making
 statements
IF

IF...ELSE statements

Nested IF statements

statements

LOOPS

A loop statement allows us to execute a statement or group of statements multiple times

Python programming language provides following types of loops to handle looping requirement


 While loop
 For loop

While Loop

Example:



count = 0
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while (count < 9):
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print 'The count is:', count

count = count + 1
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print "Good bye!"

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Loop Control Statements:



Loop control statements change execution from its normal sequence. When execution le

break statement

continue statement

pass statement
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Break Statement:



Example
 for letter in 'Python':

if letter == 'h':
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break

print 'Current Letter :', letter
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

Break Statement

continue statement



The continue statement in Python returns the control to the beginning of the while loop. T

for letter in 'Python':
 if letter == 'h':
 continue
 print 'Current Letter :', letter


continue statement



pass statement



The pass statement in Python is used when a statement is required syntactically but you do

The pass statement is a null operation; nothing happens when it executes.

for letter in 'Python':
 if letter == 'h':

pass

print 'This is pass block'
 print 'Current Letter :', letter


Reference

http://www.tutorialspoint.com/python/

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Python session3

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