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Python Course @py3course

A comprehensive step-by-step video course for solving everyday problems using Python given by @joaoqalves

Joined June 2020
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How to set-up a Python environment in 2020? We have a winning recipe: Pyenv pipenv VS Code. Do you want to know more? 👇🏻 dev.to/py3course/setting-up-…

Setting up a Python environment in 2020

It's 2020, and you want to write some Python. Some operating systems, such as MacOS and Ubuntu, come...

dev.to
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The default parameters are great. However, Python’s default arguments are evaluated once when the function is defined, not each time the function is called. #protip #python 🐍

def this_is_not_good(a_list=[]): a_list.append(1) print(a_list) this_is_not_good() # => [1] this_is_not_good() # => [1, 1]

ALT def this_is_not_good(a_list=[]): a_list.append(1) print(a_list) this_is_not_good() # => [1] this_is_not_good() # => [1, 1]

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We're live at pythoncourse.dev/ | Subscribe, if you want to know more about creating, testing and distributing programs in Python! We'll talk about CLIs, ReST APIs and other effortless ways of solving real-world™ problems
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print("Hello world")
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