Sri has Published 30 Answers

Can generator be used to create iterators in Python?

Sri
Sri
Published on 28-Jun-2019 15:43:38
Yes, We can create a generator by using iterators in python Creating iterators is easy, we can create a generator by using the keyword yield statement. Python generators are an easy and simple way of creating iterators. and is mainly used to declare a function that behaves like an iterator.The generator ... Read More

What does immutable mean? Which Python types are mutable and which are not?

Sri
Sri
Published on 28-Jun-2019 15:30:22
In Python, there are two types of Objects.Mutable ObjectImmutable ObjectMutable: Mutable objects are modified, (i.e) objects are a changeable list, set, dict, etc are mutable.mutable objects are easy to change.Example 1list =["Tutorials ", "Point", "Pvt", "Ltd"] list[2]= 'Tutorix' listOutput['Tutorials ', 'Point', 'Tutorix', 'Ltd'] Example 2list=['Car', 'Bike', 'Scooty', 'Bus', 'Metro'] list[4]= ... Read More

How to Create and Assign Lists in Python?

Sri
Sri
Published on 28-Jun-2019 15:17:58
We can Create and Assign List by Insert, Append Length, Index, Remove and Extend, etc.. Lists are mutable and the changeble object is enclosed within the square brackets i.e [ ], Lists in python is easy.Examplelist =["Tutorials ", "Point", "Pvt", "Ltd"] listOutput['Tutorials ', 'Point', 'Pvt', 'Ltd'] Assign Values in Lists To assign values ... Read More

What are the tools that help to find bugs or perform static analysis in Python?

Sri
Sri
Published on 28-Jun-2019 14:58:34
Pychecker and Pylint are the static analysis tools that help to find bugs in python.Pychecker is an opensource tool for static analysis that detects the bugs from source code and warns about the style and complexity of the bug.Pylint is highly configurable and it acts like special programs to control warnings and errors, it ... Read More

What is lambda binding in Python?

Sri
Sri
Published on 27-Jun-2019 16:19:54
When a program or function statement is executed, the current values of formal parameters are saved (on the stack) and within the scope of the statement, they are bound to the values of the actual arguments made in the call. When the statement is exited, the original values of those ... Read More

Is Python Object Oriented or Procedural?

Sri
Sri
Published on 27-Jun-2019 15:34:37
Yes, Python support both Object  Oriented and Procedural  Programming language as it is a high level programming language designed for general purpose programming. Python are multi-paradigm, you can write programs or libraries that are largely procedural, object-oriented, or functional in all of these languages. It depends on what you mean by ... Read More

What is tuple unpacking in Python?

Sri
Sri
Published on 27-Jun-2019 15:25:16
Before defining tuple unpacking we need to understand what is tuple.Tuple : In Python tuples are used to store immutable object.A tuple is a sequence of immutable Python objects. Tuples are sequences, the tuples cannot be changed and tuples use parentheses. it assigns (RHS)right hand side of values into (LHS)Left ... Read More

How To Do Math With Lists in python ?

Sri
Sri
Published on 27-Jun-2019 15:15:21
We  not only use lists to store a collection of values, but we also use it to perform some mathematical calculations or operations to do.Example 1import math data = 21.6 print('The floor of 21.6 is:', math.floor(data))OutputThe floor of 21.6 is: 21How To Calculate the Weighted Average of a ListExample 2cost ... Read More

How to write a recursive function in Python?

Sri
Sri
Published on 26-Jun-2019 16:01:16
A recursive function is a function that calls itself during its execution. This enables the function to repeat itself several times, outputting the result and the end of each iteration. Recursion has something to do with infinity. Following is an example of recursive function to find the factorial of an integer.Factorial of a ... Read More

How to make a class JSON Serializable in Python?

Sri
Sri
Published on 26-Jun-2019 15:50:44
Serialisation is the process of transforming objects of complex data types to native data types so that they can then be easily converted to JSON notation. If you have a JSON string, you can convert it into a JSON string by using the json.dumps() method.Python pickle module is used for serialising ... Read More
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