(TIL) Pandas: Options
You can use the following functions to interact with the options in pandas:
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(TIL) Pandas: Option Context
If you want to temporarily change pandas options, instead of doing so manually as follows:
(TIL) Pandas: Speed up merges
You can improve the speed of a merge by first specifying the key column of the merge as the index of your dataframes, and then using join instead of merge:
(TIL) Pandas: Get Memory usage of DataFrame with info
The memory usage of a DataFrame (including the index) is shown when accessing the info method of a DataFrame. A configuration option, display.memory_usage, s...
(TIL) Pandas: Groupby Not As Index
Let’s consider the following DataFrame: