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Pandas Adding YQL (Yahoo Query Language) to io
2025-02-10 00:21:00
1196
Browsing through 'Python for Data Analysts' I expected pandas used YQL to get finance data, but going though it more de...
Pandas CI: create/drop pandas_nosetest db on class instatiation
2025-02-10 00:20:56
2412
So I think that the SQL test classes should inherit from: https://github.com/pydata/pandas/blob/master/pandas/util/testi...
Pandas PERF: pct_change perf / cleanup up NDFrame.slice_Shift
2025-02-10 00:20:51
220
see #6974for Panel- like to remove NDFrame.slice_shift and roll it into the Block itself as a bit cleaner- see if can fi...
Pandas PERF: Panel.pct_change
2025-02-10 00:20:46
735
related #6826, #6909Just putting this up there if anyone has any ideas. The filling scales with the length of the axis s...
Pandas pd.stats.api.ols inconsistent estimates
2025-02-10 00:20:41
6736
I am running into an issue trying to run OLS using pandas 0.13.1.Here is a simple example: I want to regress a variable ...
Pandas Log scaled histograms readability with default display.mpl_style can be improved
2025-02-10 00:20:35
1623
I use quite frequently log scaled histograms with histtype='step' option.I noticed that with the suggested default displ...
Pandas ENH: HDFStore.concat
2025-02-10 00:20:23
1961
From this (and other questions), related #4808http://stackoverflow.com/questions/22934996/pandas-pytables-append-perform...
Pandas Suggestion: a dtype argument for read_sql
2025-02-10 00:20:17
9064
The pandas.io.sql module has a convenient read_frame function which has been of great use to me. The function has an arg...
Pandas Any way to change datetime64 resolution?
2025-02-10 00:20:12
3744
xref to #7307Converting from datetime64[ns] to datetime64[m] is disallowed, as mentioned in issue #3416, apparently beca...
Pandas MergeError: No common columns to perform merge on
2025-02-10 00:20:06
7838
I'm trying to get through the MovieLens 1M Data Set, but am having an issue with the merge step. I checked all of my dat...
Pandas ENH: allow get to take an axis argument
2025-02-10 00:20:01
661
http://stackoverflow.com/questions/22636487/selection-in-multi-indexed-dataframe-when-key-does-not-exists/22637762#22637...
Pandas Slice timeseries with "pro-rata" behaviour at endpoints
2025-02-10 00:19:56
5270
Hi allSuppose I have a timeseries indexed by a PeriodIndex at day resolution, and I want to numerically integrate it ove...
Pandas read_csv guessing it's a date from column name
2025-02-10 00:19:51
265
In read_json we parse columns as dates if they have column names that look like they might be dates e.g. created_at, dat...
Pandas Plot issue, timeseries always honored,
2025-02-10 00:19:45
775
When work with tick data, and the density of data is not time evenly distributed. When I use dataframe plot function, th...
Pandas Change groupby value_counts (from fall through behaviour)
2025-02-10 00:19:39
1699
The fall through value_counts (for Series) is a bit strange, I think better result would be (with the standard options):...
Pandas in read_csv, warn_bad_lines and error_bad_lines have misleading names
2025-02-10 00:19:35
1068
read_csv will still fail if _bad_lines=False. _bad_lines only applies when the number of delimiters is wrong. This is mi...
Pandas API/CLN: more common ops to integrate with Series/index OpsMixin
2025-02-10 00:19:29
1316
after #6380, ability to pretty easily move ops over to the mix-in- [x] date/time (added in #6380)- [ ] more periods ops?...
Pandas DOC: more groupby examples
2025-02-10 00:19:24
192
related to #6288Comment From: benedictesleeadding examples to the doc stringComment From: mroeschkehttps://pandas.pydata...
Pandas ENH: allow 'size' in groupby aggregation
2025-02-10 00:19:19
2595
Allow to use 'size' in groupby's aggregate, so you can do:df.groupby(..).agg('size') df.groupny(..).agg(['mean', 'size']...
Pandas BUG: Can't assign values via .ix or .loc to a Panel with MultiIndex
2025-02-10 00:19:13
3330
If you have a Panel with a MultiIndex, you can read but not write to it with .ix (same with .loc).Before 0.13 I would no...
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