Python: Basic Concepts

Python: Basic Concepts

1. What is Python?

   • High-level programming language,
   • Interpretador(interpreter) CPython

2. Simple Operations

   • (* )Multiplication
   • (/) Division
   • Floats
     • Computers can't store floats perfectly accurately,
     • converts the integer to afloat
   • Exponentiation
   • Quotient & Remainder
     • (//) Floor division
     • (%)modulo operator

3. Strings

   • "" or ''
   • \n new line
   • (\) escape U characters
   • String Operations
     • (+) Concatenation
     • (*) Multiplication

4. Output

5. Type Conversion

   • The functions used to convert to these are int, float and str, respectively.

6. Variables

   • the variable stores its value throughout the program.
   • Variable Names
     • Only characters that are allowed are letters, numbers, and underscores
     • they can't start with numbers
   • (del) remove a variable

7. In-Place Operators

   • write code like 'x = x + 3' more concisely, as 'x += 3'
   • other operators such as -, *, / and %

Bilder und Dateien der Mindmap