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PYTHON
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Lecture notes of 2 pages for the course PYTHON at New College Durham (BASIC IN PYTHONS)
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Basic Syntax and Data Types in PythonType Conversion and Casting in Python
Solving Practice Questions in Python
Understanding Memory and Variable Storage in Computers
Variables in Python
Concept: A variable is a named location used to store data in memory.
Naming Rules:
Names are case-sensitive.
Names must start with a letter or an underscore.
Names can contain letters, digits, and underscores.
Avoid reserved words as variable names.
Basic Operators and Operations in Python
Arithmetic Operators: +, -, *, /, %, //, **
Assignment Operator: =
Comparison Operators: ==, !=, <, >, <=, >=
Logical Operators: and, or, not
Character Set and Literals in Python
Character Set: Letters (both lower and upper case), digits, and special symbols.
Literals: A literal is data that appears directly in the program.
Variables and Data Types in Python Code
Variables: Used to store data.
Data Types: Integer, Floating Point, Boolean, String
Using Input and Output Functions
Input Function: input()
Print Function: print()
Data Type Classification in Python
Mutable Data Types: List, Dictionary
Immutable Data Types: Integer, Float, Boolean, String, Tuple
Assignment Operators in Python
= (Simple Assignment)
+= (Addition Assignment)
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