Sin título

Página 1

Página 2

1. Python Interpreter:

Python uses an interpreter, allowing you to write and execute code interactively. You can access the Python interpreter by typing python in your terminal or command prompt.

2. Basic Syntax:

Comments: Denoted by #. Comments are ignored during execution and used for documentation.

Variables: No need to declare types explicitly. Just assign a value to a variable (x = 5).

Print Function: print() displays output. It can take variables, strings, numbers, or expressions.

3. Data Types:

Integers: Whole numbers (5, 10, -3).

Floats: Decimal numbers (3.14, 2.718).

Strings: Textual data ("Hello", 'Python').

Booleans: True or False.

Lists: Ordered collections ([1, 2, 3]).

Tuples: Immutable ordered collections ((1, 2, 3)).

Dictionaries: Key-value pairs ({'name': 'Alice', 'age': 25}).

4. Basic Operations:

Arithmetic: Addition +, Subtraction -, Multiplication *, Division /, Modulo %, Exponent **.

Comparison: Equal ==, Not equal !=, Greater than >, Less than <, etc.

Logical Operators: and, or, not.

5. Control Flow:

Conditionals: if, elif, else for decision-making.

Loops: for loop for iterating over sequences, while loop for repeated execution based on a condition.

6. Functions:

Defining Functions: def keyword followed by the function name and parameters.

Return Statements: return statement to send a value back from a function.

Example:

Here's a simple Python script:

pythonCopy code

# Define a function def greet(name): return f"Hello, {name}!" # Call the function user = "Alice" message = greet(user) print(message)

This script defines a function called greet() that takes a name parameter and returns a greeting message. It then calls the function with the user variable as an argument and prints the result.

Tips:

Indentation: Python uses indentation (4 spaces by convention) to indicate blocks of code.

Readability: Python emphasizes readable code. Use descriptive variable names and follow PEP 8 style guide for clean code.

1. Python Interpreter:

Python uses an interpreter, allowing you to write and execute code interactively. You can access the Python interpreter by typing python in your terminal or command prompt.

2. Basic Syntax:

Comments: Denoted by #. Comments are ignored during execution and used for documentation.

Variables: No need to declare types explicitly. Just assign a value to a variable (x = 5).

Print Function: print() displays output. It can take variables, strings, numbers, or expressions.

3. Data Types:

Integers: Whole numbers (5, 10, -3).

Floats: Decimal numbers (3.14, 2.718).

Strings: Textual data ("Hello", 'Python').

Booleans: True or False.

Lists: Ordered collections ([1, 2, 3]).

Tuples: Immutable ordered collections ((1, 2, 3)).

Dictionaries: Key-value pairs ({'name': 'Alice', 'age': 25}).

4. Basic Operations:

Arithmetic: Addition +, Subtraction -, Multiplication *, Division /, Modulo %, Exponent **.

Comparison: Equal ==, Not equal !=, Greater than >, Less than <, etc.

Logical Operators: and, or, not.

5. Control Flow:

Conditionals: if, elif, else for decision-making.

Loops: for loop for iterating over sequences, while loop for repeated execution based on a condition.

6. Functions:

Defining Functions: def keyword followed by the function name and parameters.

Return Statements: return statement to send a value back from a function.

Example:

Here's a simple Python script:

pythonCopy code

# Define a function def greet(name): return f"Hello, {name}!" # Call the function user = "Alice" message = greet(user) print(message)

This script defines a function called greet() that takes a name parameter and returns a greeting message. It then calls the function with the user variable as an argument and prints the result.

Tips:

Indentation: Python uses indentation (4 spaces by convention) to indicate blocks of code.

Readability: Python emphasizes readable code. Use descriptive variable names and follow PEP 8 style guide for clean code.