Python vs Pascal programming

Started by Mikuchan, Nov 22, 2022, 08:55 AM

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MikuchanTopic starter

Hey everyone, I recently began to study programming. I was wondering if someone could explain the key differences between the python and pascal programming languages. Thank you in advance to anyone who can provide some insight.
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jainteq

Python is a versatile language that incorporates both structural and object-oriented programming concepts, as well as functional programming concepts without significant interference. Typically, academic curricula use classical Pascal for studying the structural concept, Smalltalk for studying the object concept, and Lisp for studying functional concepts.
Similar to C, Python prioritizes practicality over theory.

However, Python and C diverge in their approaches to problem-solving. Python has a one-task-one-way concept, similar to macOS that aims to block incorrect decisions. This is helpful for beginner programmers. In contrast, C follows UNIX ideas, and a seasoned programmer can choose the best way to solve the problem. C interprets errors as a programmer's idea, unlike Python or Pascal.

Although the author of the topic is interested in practical web programming, Pascal would not be the ideal choice compared to Python.
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iliasun

Continuing after jainteq's statement, Pascal is mainly used for educational purposes and is often the subject of programming lessons in schools. It is difficult to compare Pascal to other languages since it is rare for someone to use it for their projects.

In my opinion, while Pascal may not frequently be used outside of educational contexts, it can still serve as a useful foundation for understanding programming concepts. Its structured approach can help beginners comprehend fundamental programming practices. However, as one becomes more skilled, they may want to explore more versatile languages such as Python or C++ to create complex projects.
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anilkh7058

In programming language Python is ranked 1st an Pascal is ranked at 5th position. When there is comparison in between these 2 language Python will suggest first and then Pascal language.
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shitalpurva

Python, known for its readability and simplicity, uses indentation to define code blocks instead of braces or keywords. This makes Python code more visually structured and often easier for beginners to understand. Python is widely used in web development, data analysis, artificial intelligence, and scientific computing due to its extensive standard library and rich ecosystem of third-party packages.

Pascal, on the other hand, is a structured programming language that emphasizes clear code layout and readability. Its syntax uses begin and end keywords to define code blocks, which can result in more verbose code compared to Python. While Pascal is not as commonly used in industry applications today, it still holds relevance in educational settings and niche software development fields.

Python has a large and active community with abundant learning resources, including tutorials, forums, and documentation. It offers a smooth learning curve and serves as an excellent introduction to programming for beginners. In contrast, Pascal has a smaller, but dedicated community, particularly in academic and specialized software development environments.

Furthermore, Python's dynamic typing and automatic memory management make it suitable for rapid application development and prototyping, while Pascal's static typing and explicit memory management may provide a deeper understanding of system-level programming concepts.

Python is favored for its versatility, large community, and diverse applications, while Pascal, though less prevalent in modern industry, remains relevant in specific educational and niche software development contexts. The choice between Python and Pascal ultimately depends on the project requirements, target industry, and programming preferences. Both languages have unique strengths that can be leveraged based on the specific needs of a given software development endeavor.

Code examples for both Python and Pascal to illustrate the differences between the two languages.

First, let's look at a simple "Hello, World!" program in Python:

print("Hello, World!")


In Python, the `print` function is used to display output, and there are no semicolons at the end of the statement. The indentation is also crucial to indicate the beginning and end of blocks.

Now, let's consider the same program in Pascal:

program HelloWorld;
begin
  writeln('Hello, World!');
end.


In Pascal, the `writeln` procedure is used to display output, and the `begin` and `end` keywords define the program block. Semicolons are used to terminate statements in Pascal.

Next, let's compare a simple function to calculate the factorial of a number in both Python and Pascal.

Python code:

def factorial(n):
    if n == 0:
        return 1
    else:
        return n * factorial(n-1)


Pascal code:

function Factorial(n: integer): integer;
begin
  if n = 0 then
    Factorial := 1
  else
    Factorial := n * Factorial(n-1);
end;


In these examples, Python demonstrates its concise and readable syntax, while Pascal emphasizes a more explicit structure with the use of semicolons, begin-end blocks, and clear type declarations.

These code examples showcase the syntax variations and programming paradigms between Python and Pascal, highlighting the unique characteristics of each language.
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