Python Fundamentals

Mastering Python Operators: A Comprehensive Guide

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Python operators are symbols that perform specific operations on variables and values. Mastering them is crucial for effective Python programming. This tutorial explores Python’s diverse range of operators, categorized for clarity.

Table of Contents

  1. Arithmetic Operators
  2. Comparison Operators
  3. Logical Operators
  4. Bitwise Operators
  5. Assignment Operators
  6. Special Operators (Membership & Identity)

1. Arithmetic Operators

These operators perform standard mathematical calculations.

Operator Description Example Result
+ Addition 10 + 5 15
- Subtraction 10 - 5 5
* Multiplication 10 * 5 50
/ Division 10 / 5 2.0
// Floor Division 10 // 5 2
% Modulus (Remainder) 10 % 3 1
** Exponentiation 10 ** 2 100

2. Comparison Operators

These operators compare two values, returning a Boolean (True or False) result.

Operator Description Example Result
== Equal to 10 == 5 False
!= Not equal to 10 != 5 True
> Greater than 10 > 5 True
< Less than 10 < 5 False
>= Greater than or equal to 10 >= 5 True
<= Less than or equal to 10 <= 5 False

3. Logical Operators

These operators combine or modify Boolean expressions.

Operator Description Example Result
and Logical AND True and False False
or Logical OR True or False True
not Logical NOT not True False

4. Bitwise Operators

These operators manipulate the individual bits of integers.

Operator Description Example Result (Decimal) Binary Representation
& Bitwise AND 10 & 4 0 1010 & 0100 = 0000
| Bitwise OR 10 | 4 14 1010 | 0100 = 1110
^ Bitwise XOR 10 ^ 4 14 1010 ^ 0100 = 1110
~ Bitwise NOT ~10 -11 ~1010 = -1011
<< Left Shift 10 << 2 40 1010 << 2 = 101000
>> Right Shift 10 >> 2 2 1010 >> 2 = 0010

5. Assignment Operators

These operators assign values to variables, often combining assignment with another operation.

Operator Description Example Equivalent to
= Assign x = 10 x = 10
+= Add and assign x += 5 x = x + 5
-= Subtract and assign x -= 5 x = x - 5
*= Multiply and assign x *= 5 x = x * 5
/= Divide and assign x /= 5 x = x / 5
//= Floor divide and assign x //= 5 x = x // 5
%= Modulus and assign x %= 5 x = x % 5
**= Exponentiate and assign x **= 5 x = x ** 5
&= Bitwise AND and assign x &= 5 x = x & 5
|= Bitwise OR and assign x |= 5 x = x | 5
^= Bitwise XOR and assign x ^= 5 x = x ^ 5
<<= Left shift and assign x <<= 5 x = x << 5
>>= Right shift and assign x >>= 5 x = x >> 5

6. Special Operators (Membership & Identity)

These operators offer unique functionalities beyond basic arithmetic or comparisons.

  • Membership Operators: in and not in check if a value exists within a sequence (string, list, tuple, etc.).
  • Identity Operators: is and is not verify if two variables point to the same memory location (the same object).

This comprehensive guide provides a solid foundation in Python operators. Practice using these operators to build your programming skills.

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