Ruby to Python

Free Ruby to Python Code Converter

No email required. 100% free. Done in 30 seconds.

Transform your code from Ruby to Python with our free AI-based code convertion tool. If you like what you see, we also create documentation for your code! We don't ever store your code or any representation of it in our databases, but it will be shared with the LLM of our choice for processing.

Other tools

Angular

Django

.NET

Flutter

Go

Ionic + Angular

Java

Javascript

Kotlin

Laravel

Next

NodeJS

NuxtJS

PHP

Python

React Native

React

Ruby on Rails

Ruby

Rust

Spring

Swift

Vue

How to convert from Ruby to Python

Before diving into the conversion process, it's crucial to grasp the fundamental differences and similarities between Ruby and Python. Both are high-level, dynamic programming languages, but they have distinct syntaxes and philosophies. Ruby emphasizes the principle of "developer happiness," while Python focuses on readability and simplicity.

Key Differences Between Ruby and Python

  • Syntax: Ruby uses end to mark the end of blocks, whereas Python uses indentation.
  • Variable Declaration: Ruby variables are dynamically typed, while Python also supports dynamic typing but with different conventions.
  • Methods: In Ruby, you call methods using object.method, while Python uses object.method(), with parentheses even for methods without parameters.

Step-by-Step Guide to Converting Ruby to Python

Step 1: Setting Up Your Environment

To start converting Ruby code to Python, you need a suitable development environment for Python:

  1. Install Python: Download and install Python from the official website.
  2. IDE Selection: Use an Integrated Development Environment (IDE) like VSCode or PyCharm, which supports Python.

Step 2: Translating Basic Syntax

Let’s begin by translating simple constructs like variables, loops, and conditionals.

Variables

In Ruby:

name = "John"
age = 30

In Python:

name = "John"
age = 30

The syntax is almost identical, but remember Python's strong emphasis on readability.

Loops

Ruby:

for i in (1..5)
  puts i
end

Python:

for i in range(1, 6):
    print(i)

Notice how Python uses range() and indentation rather than end.

Step 3: Converting Methods and Functions

Methods in Ruby:

def greet(name)
  "Hello, #{name}"
end

puts greet("Alice")

Functions in Python:

def greet(name):
    return f"Hello, {name}"

print(greet("Alice"))

Python uses the def keyword just like Ruby but includes a colon (:) and follows precise indentation rules.

Step 4: Handling Classes and Objects

Ruby's class structure:

class Person
  def initialize(name, age)
    @name = name
    @age = age
  end

  def introduce
    "Hi, my name is #{@name} and I am #{@age} years old."
  end
end

person = Person.new("John", 30)
puts person.introduce

Python's class structure:

class Person:
    def __init__(self, name, age):
        self.name = name
        self.age = age

    def introduce(self):
        return f"Hi, my name is {self.name} and I am {self.age} years old."

person = Person("John", 30)
print(person.introduce())

Python uses self to refer to instance variables and methods, and instead of new, it directly calls the class with its parameters.

Step 5: Managing Libraries and Modules

Ruby imports libraries using require, while Python uses import.

In Ruby:

require 'json'
data = JSON.parse('{"name": "John", "age": 30}')

In Python:

import json
data = json.loads('{"name": "John", "age": 30}')

Step 6: Exception Handling

Exception handling in Ruby:

begin
  # Code that might raise an exception
rescue StandardError => e
  puts e.message
end

Exception handling in Python:

try:
    # Code that might raise an exception
except Exception as e:
    print(e)

Step 7: Highlighting Advanced Concepts

Lambda Functions

Ruby:

add = ->(a, b) { a + b }
puts add.call(5, 3)

Python:

add = lambda a, b: a + b
print(add(5, 3))

List Comprehensions

Ruby’s equivalent of a list comprehension:

array = [1, 2, 3, 4, 5]
squares = array.map { |num| num ** 2 }

Python's list comprehension:

array = [1, 2, 3, 4, 5]
squares = [num ** 2 for num in array]

Conclusion

Converting code from Ruby to Python involves understanding both the syntactical and philosophical differences between the languages. By following this guide, you can methodically translate your Ruby constructs into their Pythonic counterparts, ensuring that your code remains efficient and readable. Happy coding with your Free Ruby to Python Code Converter!

Document your code using AI

Sign up now
& free your developers' time

Start for free

Join thousands of companies documenting their code using AI.

Frequently Asked Questions

This free AI tool does its best to generate professional documentation. However, it's missing some context from other related files. The paid version takes into account different files to generate documentation for each use case, apart from the documentation of every file. You have also the possibility of add custom concepts to improve the knowledge of your codebase.

No. You don't have to enter any personal information to use Codex's free code documentation tool — it's 100% free.

No. An encrypted version of your code is stored only while its being processed and it's deleted immediately.

If you can work with a custom Azure model in your own account, let us know. If not, Codex also works with open source models that can run on-premises, on your own servers, so your data is always yours. Feel free to get in touch with us!