Generators

2

Generators

  • Generator is a function which is responsible to generate a sequence of values. We can write generator functions just like ordinary functions, but it uses yield keyword to return values.

Eg:1

Eg 2:  To generate first n numbers.

Advantages of Generator Functions: 

  • When compared with class level iterators, generators are very easy to use.
  • Improves memory utilization and performance. 
  • Generators are best suitable for reading data from large number of large files.
  • Generators work great for web scraping and crawling. 

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