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Pythonista has Published 42 Articles
![Pythonista](https://www.tutorialspoint.com/assets/profiles/15003/profile/60_128639-1514576467.png)
Pythonista
40K+ Views
CSV (Comma Separated Values) is a most common file format that is widely supported by many platforms and applications.Use csv module from Python's standard library. Easiest way is to open a csv file in 'w' mode with the help of open() function and write key value pair in comma separated ... Read More
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Pythonista
102 Views
You can't read user input in an un-initialized pointer. Instead, have a variable of the struct data type and assign its address to pointer before accessing its inner elements by → operatorexample#include struct example{ char name[20]; }; main(){ struct example *ptr; struct example e; puts("enter ... Read More
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Pythonista
1K+ Views
Usin count() function in itertools module gives an iterator of evenly spaced values. The function takes two parameters. start is by default 0 and step is by default 1. Using defaults will generate infinite iterator. Use break to terminate loop.import itertools percentNumbers = [ ] finish = "n" num = ... Read More
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Pythonista
240 Views
Python doesn't have an equivalent of do-while loop as in C/C++ or Java. The essence of do-while loop is that the looping condition is verified at the end of looping body. This feature can be emulated by following Python code −Examplecondition=True x=0 while condition==True: x=x+1 print ... Read More
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Pythonista
3K+ Views
Python has magic methods to define overloaded behaviour of operators. The comparison operators (=, == and !=) can be overloaded by providing definition to __lt__, __le__, __gt__, __ge__, __eq__ and __ne__ magic methods. Following program overloads < and > operators to compare objects of distance class. class distance: def __init__(self, ... Read More
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Pythonista
12K+ Views
Python has magic methods to define overloaded behaviour of operators. The comparison operators (=, == and !=) can be overloaded by providing definition to __lt__, __le__, __gt__, __ge__, __eq__ and __ne__ magic methods. Following program overloads == and >= operators to compare objects of distance class.class distance: def ... Read More
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Pythonista
211 Views
while statement is very popular looping statement in many languages including Python. Is general usage is −while expr==True: stmt1 stmt2 .....The block of statements with increased indent after : symbol will be repeatedly executed as long as expr remains true. Obviously, certain provision must ... Read More