What are the rules for local and global variables in Python?
Here are the rules for local and global variables in Python: Local variables: If a variable is assigned a new value anywhere within the function’s body, it’s assumed to be…
What is module and package in Python?
In Python, module is the way to structure a program. Each Python program file is a module, which imports other modules like objects and attributes. The folder of Python program…
What is the difference between xrange and range?
Xrange returns the xrange object while range returns the list and uses the same memory and no matter what the range size is.
How can you convert a number to a string?
In order to convert a number into a string, use the inbuilt function str(). If you want a octal or hexadecimal representation, use the inbuilt function oct() or hex().
What is negative index in Python?
Python sequences can be index in positive and negative numbers. For positive index, 0 is the first index, 1 is the second index, and so forth. For the negative index,…
How can you copy an object in Python?
To copy an object in Python, you can try a copy.copy () or copy.deepcopy() for the general case. You cannot copy all objects but most of them.
What is docstring in Python?
A Python documentation string is known as docstring, it is a way of documenting Python functions, modules, and classes.
What are generators in Python?
The way of implementing iterators are known as generators. It is a normal function except that it yields expression in the function.
Explain slicing in Python?
A mechanism to select a range of items from sequence types like list, tuple, strings etc., is known as slicing.
What is the unittest in Python?
A unit testing framework in Python is known as unittest. It supports sharing of setups, automation testing, shutdown code for tests, aggregation of tests into collections, etc.