Learn Python

 

Python 

what is data type ?

 to declaring of a variable is called data type 

another words to declare the data what type of the data it is !

data types ?

Text Type:	str
Numeric Types:	int, float, complex
Sequence Types:	list, tuple, range
Mapping Type:	dict
Set Types:	set, frozenset
Boolean Type:	bool
Binary Types:	bytes, bytearray, memoryview
None Type:	NoneType

                                                  more

CODE FOR LIST SLICING:

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word=input('what is word?:')

print(word[1::2])

------

input: rhaajrui

output :HARI

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where 1=index of word 

2= after second letter will be print at everytime

SECOND ONE 

word='rhaajrui'

print(word[1::2])

output:hari

CODE FOR REVERSING OF A STRING:

 ----------------

word=input('what is word?:')

print(word[::-1])

 

------

input: IRAH

output :HARI

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CODE FOR  STRING FORMAT:

name='krishna'

age='18'

sex= 'male'

print(f'the age of {name} is {age} and he is {sex}')

OUTPUT:   the age of krishna is 18 and he is male

SECOND ONE 

 name='krishna'

age='18'

sex= 'male'

print(name ,age ,sex)

print(f'the age of {name} is {age} and he is {sex}')

print('the age of '+name+' is '+age+' and he is '+sex)

OUTPUT:

krishna 18 male

the age of krishna is 18 and he is male

the age of krishna is 18 and he is male

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