Lessons about Python (page 8)

The links, tools and tips our engineers and designers share with each other, one “today I learned” at a time.

lessons shared: 353
people sharing: 27
database started in: 2016

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rednafi.github.io · offline
The Curious Case of Python’s Context Manager
Filipe XimenesDecember 1, 2020
snarky.ca
Unravelling not in Python:
For this next blog post in my series of Python's syntactic sugar [https://snarky.ca/tag/syntactic-sugar/], I'm tackling what would seem to be a very simple bit of syntax, but which actually requires diving into multiple layers to fully implement: not. On the surface, the definition
Rebeca SaraiDecember 1, 2020
tenacity.readthedocs.io
Best Python retrying library:
Flavio JuvenalNovember 23, 2020
adamj.eu
Common Issues Using Celery (And Other Task Queues)
Here are some issues I’ve seen crop up several times in Django projects using Celery. They probably apply with other task queues, I simply haven’t used them so much.
Filipe XimenesNovember 23, 2020
medium.com
5 Uses of Asterisks in Python
Gustavo CarvalhoNovember 18, 2020
stackoverflow.com
Detecting slow tests with pytest
Renato VieiraNovember 17, 2020
pabloinsente.github.io
Introduction to Linear Algebra for Applied Machine Learning with Python:
Flavio JuvenalNovember 11, 2020
hakibenita.com
How “Export to Excel” Almost Killed Our System
Filipe XimenesNovember 6, 2020
nedbatchelder.com
Ordered dict surprises:
Since Python 3.6, regular dictionaries retain their insertion order: when you iterate over a dict, you get the items in the same order they were added to the dict. Before 3.6, dicts were unordered: the iteration order was seemingly random.
Rebeca SaraiNovember 5, 2020
sethops1.net
Attempts to make python fast:
Rebeca SaraiOctober 30, 2020
blog.ram.rachum.com
Improving Python exception chaining with raise-
Flavio JuvenalOctober 1, 2020
stackoverflow.com
Understanding time.perf_counter() and time.process_time():
Flavio JuvenalOctober 1, 2020
Today I learned
If you need to typecast an object into a type that is a keyword in a pdb session, such as list, you can use C-like conventions such as (list)(obj_to_typecast)
Carlos CoelhoSeptember 29, 2020
stackoverflow.com
Python 3.7 changed how StopIteration works:
Flavio JuvenalSeptember 23, 2020
blog.miguelgrinberg.com
Sync vs. Async Python: What is the Difference?
Have you heard people say that async Python code is faster than "normal" (or sync) Python code? How can that be? In this article I'm going to try to explain what async is and how it differs from…
Gustavo CarvalhoSeptember 14, 2020

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Lessons about Python (page 8)

The Curious Case of Python’s Context Manager

The Curious Case of Python’s Context Manager

Unravelling `not` in Python:

Unravelling `not` in Python:

Best Python retrying library:

Best Python retrying library:

Common Issues Using Celery (And Other Task Queues)

Common Issues Using Celery (And Other Task Queues)

5 Uses of Asterisks in Python

5 Uses of Asterisks in Python

Detecting slow tests with pytest

Detecting slow tests with pytest

Introduction to Linear Algebra for Applied Machine Learning with Python:

Introduction to Linear Algebra for Applied Machine Learning with Python:

How “Export to Excel” Almost Killed Our System

How “Export to Excel” Almost Killed Our System

Ordered dict surprises:

Ordered dict surprises:

Attempts to make python fast:

Attempts to make python fast:

Improving Python exception chaining with raise-

Improving Python exception chaining with raise-

Understanding time.perf_counter() and time.process_time():

Understanding time.perf_counter() and time.process_time():

If you need to typecast an object into a type that is a keyword in a pdb session, such as `list`, you can use C-like conventions such as `(list)(obj_to_typecast)`

If you need to typecast an object into a type that is a keyword in a pdb session, such as `list`, you can use C-like conventions such as `(list)(obj_to_typecast)`

Python 3.7 changed how `StopIteration` works:

Python 3.7 changed how `StopIteration` works:

Sync vs. Async Python: What is the Difference?

Sync vs. Async Python: What is the Difference?

Found it useful?
Let’s put it to work.

Lessons about Python (page 8)

The Curious Case of Python’s Context Manager

Unravelling not in Python:

Best Python retrying library:

Common Issues Using Celery (And Other Task Queues)

5 Uses of Asterisks in Python

Detecting slow tests with pytest

Introduction to Linear Algebra for Applied Machine Learning with Python:

How “Export to Excel” Almost Killed Our System

Ordered dict surprises:

Attempts to make python fast:

Improving Python exception chaining with raise-

Understanding time.perf_counter() and time.process_time():

If you need to typecast an object into a type that is a keyword in a pdb session, such as list, you can use C-like conventions such as (list)(obj_to_typecast)

Python 3.7 changed how StopIteration works:

Sync vs. Async Python: What is the Difference?

Found it useful? Let’s put it to work.

Unravelling `not` in Python:

If you need to typecast an object into a type that is a keyword in a pdb session, such as `list`, you can use C-like conventions such as `(list)(obj_to_typecast)`

Python 3.7 changed how `StopIteration` works:

Found it useful?
Let’s put it to work.