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Pandas Undesired behaviour using to_csv with QUOTE_NONE
2025-02-10 00:35:08
2416
Hi, My data frame contains unicode strings. Now when I use 'to_csv' without any quoting parameter, I get a csv file wher...
Pandas reset_index loses type information on time indices with time zone information
2025-02-10 00:35:02
1465
import pandas as pdts1 = pd.Timestamp('2015-07-01 10:00:00')ts2 = pd.Timestamp('2015-07-01 11:00:00')df1 = pd.DataFrame(...
Pandas DataError when aggregating Decimal values using pivot_table
2025-02-10 00:34:57
3005
import pandas as pdfrom decimal import Decimaldf = pd.DataFrame()df['a'] = pd.Series(['a', 'b', 'a'])df['b'] = pd.Series...
Pandas pandas.date_range documentation does not have link to acceptable 'freq' values
2025-02-10 00:34:51
517
The API documentation for pandas.date_range does not provide a link or explanation of the acceptable values for the 'fre...
Pandas Sort()ing then selecting columns in a function apply()d to a grouped DataFrame
2025-02-10 00:34:44
2471
This code:import pandas as pdfrom numpy.random import randndf = pd.DataFrame(randn(8, 4), columns=['A', 'B', 'C', 'D'])d...
Pandas to_sql method should accept database URI as con parameter
2025-02-10 00:34:40
1247
Hello,This enhancement is quite similar to https://github.com/pydata/pandas/issues/10654to_sql method should accept data...
Pandas Default behavior of read_csv for data values of NA and NaN
2025-02-10 00:34:35
9888
I was surprised to learn that default behavior for reading in a CSV like this:%more foo.txtx,y"NA",NA"foo...
Pandas Inconsistency in CSV Import/Export
2025-02-10 00:34:30
6273
Pandas is not able to export a matrix as csv file and reimport it and keeping the data consistent. Using default argumen...
Pandas BUG: crosstab not working for integer types as columns
2025-02-10 00:34:25
1013
From the mailing list: https://groups.google.com/forum/?fromgroups#!topic/pydata/fpYfwkZvdxIIn [37]: tips = pd.read_csv(...
Pandas Mismatched behavior of sorting functions for DataFrame vs. Series
2025-02-10 00:34:20
944
The behavior of these methods differs in confusing ways:DF:- DataFrame.sort_index takes a by parameter, in which case th...
Pandas Very unintuitive to join two dataframes with indexes that overlap partially
2025-02-10 00:34:15
2651
I posted a slightly-ranting question about this on StackOverflow.Basically, I want to use pandas to join two dataframes ...
Pandas DOC: Add more examples for Series resampling in tutorials
2025-02-10 00:34:10
519
It would be nice to see more resampling examples in the Tutorials section here. Some examples I am working on for this:-...
Pandas ERR: show SettingWithCopyWarning on Panel assignments if possible
2025-02-10 00:34:04
2610
This involves incorrect pickling of Pandas Panel values. From what I've seen, it occurs when new values of a different d...
Pandas Series.dt.tz_localize() changes the dtype to object
2025-02-10 00:33:59
1506
import pandas as pdindex = pd.date_range("2015-01-01", "2015-10-1", freq="W-SUN")s = pd.Se...
Pandas Reading from Excel mangles columns
2025-02-10 00:33:54
7264
As far as I can tell, both methods of reading an Excel sheet (through ExcelFile and read_excel) do not have the option t...
Pandas sort seems to sort inplace by default unlike documentation
2025-02-10 00:33:49
1362
Hello,I noticeddf_ohlc['high'].sort(ascending=False)raisesValueError: This Series is a view of some other array, to sort...
Pandas Feature Request: Add support for 'Allow Large Results' to BigQuery connector
2025-02-10 00:33:43
1875
gbq.py currently returns an error if the result of a query is what Google considers to be 'Large'. The google api allow...
Pandas Timestamp.to_datetime() crashes with win32timezone.TimeZoneInfo objects
2025-02-10 00:33:38
1401
Thanks to the wonders of duck typing, pandas.Timestamp happily accepts pywintypes.TimeType objects (otherwise known as p...
Pandas Cannot fill in empty Panel with DataFrame
2025-02-10 00:33:33
770
I'm not sure this is a bug, but it bit me recently.I can fill-in an empty DataFrame with a Series:In [1]: import pandas ...
Pandas Unclear UnicodeDecodeError exception.
2025-02-10 00:33:28
709
<type 'exceptions.UnicodeDecodeError'> at /token'ascii' codec can't decode byte 0xd7 in position 0: ordinal not in...
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