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As we close the books on PyCon US 2026, we can't express enough gratitude to everyone who joined us for our first year in Long Beach, CA, an ...

Posted by Sarah Abderemane on Sept. 24, 2026 ...

I'm a big fan of exercises, which is why the LernerPython platform includes hundreds of them -- all using my in-browser practice system, which handles Python, Pandas, and Git, along ...

PyArrow dtypes in Python Pandas are nullable (with pd.NA): s is: 0 101 2 30dtype: int64[pyarrow] The dtype is int64, but allows nulls. (Use np.nan? It's turned into pd.NA.)

Learn how to dynamically create rows of QLineEdit widgets in PyQt6 using QGridLayout. This tutorial shows how to add multiple text boxes per row based on user input, such as selecting files from a dialog.

News and announcements from the Python community for the week of Sep 22nd, 2026 ...

The official blog of the Python core development team.

frozendict, pytest Plugins, re.prefixmatch(), and More ...

You have a Python Pandas series with ints + NaN. You don't want float forced on you. Solution: Use the "extension" type Int64 (note Initial Caps) and pd.NA: s is:

I started writing this blog in 2004 and, every year I published at least one post until 2022. So four years of not writing about Python ...