Professional Python: OOP, Decorators, and Modern Code Design — PickAClass
⏱ 2h 30m 📚 25 lessons 🎧 Audio version

Professional Python: OOP, Decorators, and Modern Code Design

Transition from basic scripting to professional software development by mastering object-oriented programming, advanced decorators, and modern code patterns.

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  • 🕐 Start anytime
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  • 🌐 In English
    Lessons, tasks and certificate — all fully in your language.

About this course

Writing basic Python scripts is a great start, but building scalable, professional-grade software requires a deeper understanding of the language's core mechanics. This text-based course guides you through Python's most powerful advanced features and structural design patterns. You will transition from writing simple functional scripts to designing robust, object-oriented systems. Through clear written explanations and structured code analysis, you will master advanced data handling, memory-efficient iteration, and clean code architecture. What you will learn: Understand fundamental and advanced Object-Oriented Programming principles, including inheritance, polymorphism, and encapsulation; Implement custom iterators and generators to process large datasets efficiently without draining system memory; Design and apply custom decorators to write clean, reusable, and modular code; Manage complex data structures using advanced collection types and modern Python dataclasses; Apply modern type hints to improve code readability, prevent bugs, and simplify maintenance; Practice working with dates, times, and recursion to solve complex computational problems. The course begins with essential terminology, foundational OOP concepts, and advanced collection types before diving into complex execution flows like recursion, decorators, and memory management. Each concept is reinforced with detailed code walkthroughs and written exercises designed to build your practical comprehension. This course is designed for developers who already know basic Python syntax and want to elevate their skills to a professional level. No advanced software engineering experience is required. Start reading today to unlock the full potential of Python and write industry-standard code.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Professional Python: OOP, Decorators, and Modern Code Design
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Professional Python: OOP, Decorators, and Modern Code Design
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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