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teachmepython.bsky.social @teachmepython.bsky.social · 23h

How to upload a file using FTP in #Python

teachmepython.bsky.social @teachmepython.bsky.social · 1d

How to convert a CSV file into a dictionary using #Python 🐍🔥

Technically, DictReader will turn each line of the CSV file into a dictionary, which can be very nice

teachmepython.bsky.social @teachmepython.bsky.social · 6d

For me I am excited to see all these new performance-related improvements, as well as the neat REPL enhancements and more helpful error messages.

teachmepython.bsky.social @teachmepython.bsky.social · 6d

What's your favorite new feature in the last couple of releases of #Python? 🐍🤔

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teachmepython.bsky.social @teachmepython.bsky.social · 6d

Install the latest #Python today with uv:

uv python upgrade 3.14

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teachmepython.bsky.social @teachmepython.bsky.social · 6d

#Python Tricks

Want to read the Python code of the file you are executing?

Add the following to the end of your script and it will output the entire file to stdout:

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teachmepython.bsky.social @teachmepython.bsky.social · 7d

#Python 3.14 is out now!

🐍 - Free-threading
🐍 - Deferred annotations
🐍 - t-strings
🐍 - ZStandard compression
🐍 - Multi-interpreter support
🐍 - JIT compiler included for Windows and MacOS
🐍 - and more!

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teachmepython.bsky.social @teachmepython.bsky.social · 8d

#Python Pop Quiz 🐍❓

What is the output of the following code?

A) Syntax Error
B) Type Error
C) Case A Found!
D)

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teachmepython.bsky.social @teachmepython.bsky.social · 8d

Need to find the most common number in a sequence with #Python? 🐍🔥

The collections module has a great class for that!

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teachmepython.bsky.social @teachmepython.bsky.social · 13d

#Python Pro Tip - How to flatten a list of lists 🐍🔥

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teachmepython.bsky.social @teachmepython.bsky.social · 13d

Stupid #Python trick 🐍🤯

Calling a dunder method directly without using name mangling

teachmepython.bsky.social @teachmepython.bsky.social · 15d

#Python Pop Quic 🐍❓

A) {range}
B) (range)
C) [0, 1, 2]
D) (0, 1, 2)
E) {0, 1, 2}

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teachmepython.bsky.social @teachmepython.bsky.social · 16d

I don't use lambdas very often, but they are very handy in #Python when you use the built-in sorted() function

By using a lambda, you can do some cool advanced sorting! 🐍🔥

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teachmepython.bsky.social @teachmepython.bsky.social · 19d

What have you used #Python's case statement for? 🐍❓

If you haven't seen it, here's an example:

teachmepython.bsky.social @teachmepython.bsky.social · 20d

#Python Pop Quiz 🐍❓

What will be the output if you run this code?

A) Outer ZeroDivisionError exception caught
B) Error: You divided by zero!
C) Error: You divided by zero! Finally executed
D) Finally executed
E) None of the above

teachmepython.bsky.social @teachmepython.bsky.social · 20d

Need to time how long a short snippet of #python code takes to run? Use the timeit module! 🐍🔥

You can also use timeit to time functions and imports!

teachmepython.bsky.social @teachmepython.bsky.social · 20d

Here's a silly example of a function factory using #Python and lambdas

Normally, you wouldn't use lambdas, but you might have a list of functions or a use a generator to return functions or callables.

teachmepython.bsky.social @teachmepython.bsky.social · 25d

Here's some ternary fun with #Python 🐍🔥

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teachmepython.bsky.social @teachmepython.bsky.social · 25d

How to use #Python threads to target specific functions as workers

teachmepython.bsky.social @teachmepython.bsky.social · 26d

How often do you use the ternary operator in #Python?

Here's an example in case you haven't heard of it:

teachmepython.bsky.social @teachmepython.bsky.social · 27d

Have you ever used a generator expression in #Python? They are similar to a list comprehension except that you get a generator returned.

Check it out:

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teachmepython.bsky.social @teachmepython.bsky.social · 27d

Function overloading in #Python using the functools module! 🐍🔥

teachmepython.bsky.social @teachmepython.bsky.social · 28d

You can read his whole write-up here:

benkurtovic.com/2014/06/01/...

teachmepython.bsky.social @teachmepython.bsky.social · 28d

One of the craziest lambdas I have ever seen in #Python 🐍🚀

The obfuscated "Hello World" by Ben Kurtovic

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teachmepython.bsky.social @teachmepython.bsky.social · 28d

Have you ever used #Python's handy ChainMap collection?

You can use ChainMap to combine dictionaries, among other things:

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