Curso Python #02 - Para que serve o Python?

Name: Curso Python #02 - Para que serve o Python?
Uploaded: 2017-04-03T14:00:02.000Z
Duration: 42 min 53 s

Introduction to Programming and Python

In this section, the instructor introduces the concept of programming and the Python language.

Getting Started with Programming

The instructor explains that it's time to start learning about programming and getting familiar with a programming language.

The goal is to understand where Python comes from, who created it, and why it is used.

Origins of Python

Python was created in 1989 by Guido van Rossum, a programmer working on a project called ABC.

Guido van Rossum wanted to create a programming language that was simple, efficient, and easy to understand.

The name "Python" was inspired by Guido's favorite TV show, Monty Python's Flying Circus.

Evolution of Python

In the early 1990s, Python started gaining popularity for its simplicity and ease of learning.

Guido van Rossum moved from the Netherlands to the United States to teach people how to program using Python.

In 2001, the Python Software Foundation (PSF), a non-profit organization, was established to support and maintain the development of Python.

Today, Python is widely used and supported by companies like Microsoft, Google, and even Globo in Brazil.

Creation of Python Language

This section explores how Guido van Rossum came up with the idea for creating the Python language.

Development of ABC Language

Guido van Rossum worked as a programmer on a project called ABC language in the 1980s.

While working on ABC language, he faced difficulties in adapting programs due to their complexity.

Inspiration for Creating Python

Frustrated with complex programming languages, Guido van Rossum proposed creating a new language that would be simpler and easier to understand.

He wanted a language with straightforward commands and syntax that could be easily comprehended by both beginners and experienced programmers.

Naming Python

Guido van Rossum named the new language "Python" as a tribute to his favorite TV show, Monty Python's Flying Circus.

Initially, there was resistance to using the name "Python," but eventually, it gained acceptance.

Python's Logo and Book Cover

This section discusses the logo of Python and its association with a book cover.

The Python Logo

The logo of Python features two snakes, which were chosen because they are associated with the Monty Python comedy group.

Initially, Guido van Rossum and his friends tried to avoid using snake-related names for Python, but eventually embraced it.

Snake on Book Cover

The first book about programming in Python featured a snake on its cover. This helped increase the popularity of the language.

The publisher of the book series had a tradition of featuring animals on their covers, hence the choice of a snake for the first book.

Growth and Support for Python

This section highlights how Python has grown over time and gained support from various organizations.

Teaching Programming to Everyone

Guido van Rossum aimed to teach programming to everyone through his project called CT4 (Computer Training for Everybody).

The project received funding from DARPA (Defense Advanced Research Projects Agency), which played a significant role in creating the internet.

Creation of Python Software Foundation (PSF)

In 2001, the PSF was established as a non-profit organization responsible for maintaining and supporting Python's development.

Today, PSF is one of the main contributors and maintainers of Python.

Industry Support for Python

Python is supported by numerous companies, including Microsoft, Google, and Globo.

Many organizations use Python as their primary programming language due to its simplicity and versatility.

Conclusion

This section concludes the discussion on the origins and growth of Python as a programming language.

Python's Evolution

Python continues to evolve based on the needs and contributions of its community.

New features and functionalities are added to each new version based on community feedback.

Importance of Python

Python has become one of the standard languages installed in operating systems worldwide.

It is widely used for various applications, including web development, data analysis, and artificial intelligence.

Support from Industry Giants

The support from major companies like Microsoft, Google, and Globo further solidifies Python's position as a popular programming language.

Timestamps may not be exact due to limitations in processing natural language.

The Power and Applications of Python

In this section, the speaker discusses the power and applications of the Python programming language within the computational environment.

Python's Versatility and Usage

Python is a widely used programming language in various computing and IoT projects.

It is often utilized for educational purposes, including teaching programming to young learners.

Examples of Python's application include projects like Raspberry Pi, where it serves as the primary programming language.

Python has been employed in libraries such as Minecraft API for teaching programming to youth.

Guido van Rossum and Evolution of Python

Guido van Rossum, the creator of Python, actively participates in events and contributes to its evolution.

He played a significant role in developing Python 3, which is currently widely used.

In 2005, he joined Google as an employee and continued working on Python-related projects.

Later on, he moved to Dropbox but remains involved with the language.

Key Characteristics of Python

Python is a general-purpose programming language that can be applied across various sectors.

Unlike languages like Java or PHP that are focused on specific domains (e.g., Android development or web development), Python is versatile.

It emphasizes simplicity, ease-of-use, and intuitive syntax.

English-based commands are commonly used in coding with Python.

Advantages of Using Python

Multiplatform compatibility: Programs written in Python can run on different operating systems without major modifications.

Batteries included: The language comes with many built-in libraries and functionalities that simplify development tasks.

Open-source nature: Python is freely available for study, modification, distribution under specific licenses (e.g., PSF License).

Code organization: Writing clean code with proper structure is essential in Python.

Object-Oriented Nature and Extensive Libraries

Everything in Python is treated as an object or variable.

Python offers a wide range of libraries for various purposes, including mobile app development, game creation, and system administration.

Python's Philosophy and Community

Python follows its own philosophy called "The Zen of Python," which guides its design principles.

The language is known for being simple, readable, and organized.

The Python community is active and supportive, contributing to the growth and development of the language.

Understanding the Philosophy and Advantages of Python

In this section, the speaker delves deeper into the philosophy behind Python programming language and highlights its advantages.

The Zen of Python

"The Zen of Python" is a set of guiding principles that shape the design philosophy of Python.

It emphasizes simplicity, readability, and practicality in coding practices.

Advantages of Using Python

Multiplatform compatibility: Programs written in Python can run on different operating systems without major modifications.

Batteries included: The language comes with many built-in libraries and functionalities that simplify development tasks.

Open-source nature: Python is freely available for study, modification, distribution under specific licenses (e.g., PSF License).

Code organization: Writing clean code with proper structure is essential in Python.

Object-Oriented Nature and Extensive Libraries

Everything in Python is treated as an object or variable.

A vast collection of libraries exists for various purposes such as mobile app development, game creation, system administration.

Learning Curve and Community Support

Learning Python has a relatively gentle learning curve due to its simplicity and intuitive syntax.

The active community provides support through forums, documentation resources, and open-source contributions.

The Importance of Writing Beautiful and Simple Code

In this section, the speaker emphasizes the importance of writing beautiful and simple code in Python. They explain that Python code is more aesthetically pleasing, organized, and concise compared to other programming languages. They also highlight the significance of simplicity in programming and how errors should never go unnoticed.

Benefits of Beautiful Code

Python code is considered more beautiful than code written in other languages.

Writing beautiful code leads to better organization and readability.

A good programmer prioritizes simplicity and aims for clean and elegant solutions.

Importance of Simplicity

Simple code is preferred over complex code whenever possible.

However, there are situations where complexity is necessary, but it should be approached with caution.

The goal is to make programs easy to understand and maintain.

Error Handling

Errors should never be ignored or hidden silently.

When a program contains errors, they will be displayed for the programmer to address.

Unlike some other languages like PHP, Python does not try to handle errors behind the scenes.

Applications of Python Programming

This section discusses various real-world applications where Python programming is widely used. The speaker mentions specific examples such as content management systems, airline reservation systems, BitTorrent clients, video platforms like YouTube, and major companies like Google and NASA that utilize Python extensively.

Real-world Applications

Content management systems like Zope and Django are built using Python.

Airline reservation systems often rely on Python for seat reservations and ticketing processes.

BitTorrent clients use Python for their development.

Major Companies Using Python

Google heavily relies on Python for its search engine algorithms (Googlebot).

NASA utilizes Python in various projects related to space exploration.

Other Applications

Autodesk, a leading software company, incorporates Python for scripting and automation.

The Blender software, used for 3D modeling and animation, is written in Python.

Arduino projects can be programmed using Python alongside the Arduino language.

Python in Game Development

This section focuses on the use of Python in game development. The speaker mentions popular games like "Pystan Fire," "Eve Online," "Civilization IV," and "Battlefield 2" that have been developed using Python. They also highlight the compatibility of Python with game engines like Unity.

Games Developed with Python

"Pystan Fire" is a keyboard-controlled game entirely developed in Python.

"Eve Online" utilizes Python as both a scripting language and for in-game functionality.

"Civilization IV" and "Battlefield 2" incorporate significant portions of their codebase in Python.

Compatibility with Game Engines

Unity, a popular game engine, supports scripting with Python.

Other Examples

Many online games are built using Python, providing enhanced gameplay experiences.

Some successful commercial games have been created using primarily or partially written in Python.

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New Section

In this section, the instructor discusses the importance of accessing the course website and becoming a supporter to ensure the completion of the Python course. The instructor emphasizes that producing high-quality content requires financial support from the community.

Accessing Course Material and Supporting the Course

The instructor mentions that it is necessary to access the course material on the website and become a supporter to ensure the completion of the Python course.

By supporting the course, learners can contribute to building a comprehensive Python course for beginners without any prerequisites.

Producing a high-quality course with extensive exercises and materials is expensive, and relying solely on personal funds becomes challenging for instructors.

The current course has improved in terms of quality compared to previous courses, but additional support from learners is crucial to make it even better.

The instructor encourages learners to visit the website's supporter area and contribute financially or through other means to help make this Python course a reality.

New Section

In this section, the instructor expresses gratitude for positive feedback received about how well the course is being constructed. They also mention that in the next lesson, they will teach how to install Python on learners' machines and provide an introduction to programming principles.

Gratitude for Feedback and Next Steps

The instructor acknowledges receiving positive feedback about how well they are constructing the course.

In the next lesson, learners will be taught how to install Python on their machines and get started with programming principles.

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