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Pandas Infinite loop in Python when doing simple operations
2025-02-10 00:13:48
3340
Hi there,I have a ginormous problem right now.When doing simple operations, a python interpreter subprocess keeps runnin...
Pandas ENH: use carray as a base rather than SparseArray
2025-02-10 00:13:44
1479
http://carray.pytables.org/docs/manual/obviously these also offer persistence as wellbut this is a another dependenceCom...
Pandas Series have no .info()
2025-02-10 00:13:39
204
Series should be standardized with DataFrame and provide the same structural infos methods, for example .info()Comment F...
Pandas BUG/ENH: to_datetime dayfirst ought to be strict
2025-02-10 00:13:35
5436
xref #12585I think this ought to raise a ValueErrror:In [1]: pd.to_datetime('01-13-2012', dayfirst=True)Out[1]: datetime...
Pandas Idea: Frame/series should support grep-like context specification
2025-02-10 00:13:30
2590
In shell grep you can do stuff like:λ seq 1000 | grep -C 3 500497498499**500**501502503λ seq 1000 | grep -B 1 -A 3 50049...
Pandas BUG: check if a collections.Sequence on printing
2025-02-10 00:13:26
2780
http://stackoverflow.com/questions/15769706/converting-a-list-in-a-dict-to-a-series/15770083?noredirect=1#comment2241639...
Pandas ENH: read_csv to support start/stop
2025-02-10 00:13:20
539
would be useful (mainly for out-of-core) to be able to specify the start and stop rows and quickly skip to them to get a...
Pandas ENH: create out-of-core processing module
2025-02-10 00:13:15
27365
Conceptually create a pipeline processor that performs out-of-core computation.This is easily parallelizable (multi-core...
Pandas Update DataFrame.to_latex() to have more flexibility
2025-02-10 00:13:10
2618
The simple library matrix2latex has a lot of functionality packed into a single function. I think capturing some of thos...
Pandas HTMLFormatter.to_html() does not look at show_index_names
2025-02-10 00:13:05
821
pandas.core.format.py:436 ...
Pandas PERF: Explore even faster path for df.to_csv
2025-02-10 00:13:00
8514
iotop and a simple-mined c program indicates we're nowhere near IO-bound in df.to_csv, at about ~10-15x. It might be pos...
Pandas PERF/ENH: np.apply_along_axis -> reduce in moments.py/nanops.py
2025-02-10 00:12:54
1840
http://stackoverflow.com/questions/15652343/how-to-speed-up-pandas-rolling-sumhttp://stackoverflow.com/questions/2105833...
Pandas How to make partial sums in pivot tables a little more flexible?
2025-02-10 00:12:48
748
http://stackoverflow.com/questions/15570099/pandas-pivot-tables-row-subtotals/15574875#15574875Comment From: petehuangHi...
Pandas PERF, TODO: Ensure 128-bit alignment all rows/columns for SIMD friendliness
2025-02-10 00:12:44
30606
Split off from #3114 ...It doesn't seem (from my testing) that numpy guarantees 128-bit alignment the start of an array ...
Pandas TST/PERF: make a test input creater instead of np.random.randn mainly for perf testing
2025-02-10 00:12:38
15024
to allow easy testing of c-contig/f-contig and long frames etcsee #3089http://mail.python.org/pipermail/pandas-dev/2013-...
Pandas BUG: resample doesn't work for non-numeric types
2025-02-10 00:12:32
10544
After discussion on the ML it was decided the below function should work in pandas.It fails on the current master (0.11....
Pandas Alternate way of implementing PeriodIndex
2025-02-10 00:12:28
2775
I've created a slightly modified version of PeriodIndex for some projects I'm working on that you may find useful for pa...
Pandas Implement DataFrame.sort for axis=1
2025-02-10 00:12:23
814
Am I missing something here?import numpy as npimport pandasx = np.array([[0,2,4],[2,0,7],[4,7,0]])df = pandas.DataFrame(...
Pandas Valgrind error
2025-02-10 00:12:17
5183
I'm seeing Valgrind errors when importing Pandas. This Python is built with --with-valgrind, which disables PyMalloc wh...
Pandas Better flexibility of pandas warnings
2025-02-10 00:12:12
3848
From https://github.com/pydata/pandas/issues/1893 (scroll down a long way to the bottom) -- pandas is throwing a warnin...
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