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Jeff

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1616.03 (1,217th) 		Reputation
86,354 (926th)
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Title Δ
Why is get_group so slow in pandas? 0.00
Numpy/pandas element-wise in operator +0.36
how to select multiple values from a single level of a dataframe mu... 0.00
Filtering in Pandas dataframe slow for "large" number of... +0.36
Pandas multiindex dataframe set first row in a column to 0 +0.36
Python Pandas: Get single max numeric value from df with floats and... 0.00
what is the most efficient way to synchronize two large data frames... +0.36
What to use after DateRange in is deprecated in Pandas after versio... 0.00
Groupby/Transform much better in 14.1 but still way slower than wor... 0.00
Speeding up data-import function (Pandas and appending to DataFrame) 0.00
Python equivalent of the R operator "%in%" 0.00
Memory optimization when selecting from a pandas dataframe 0.00
pandas groupby has got slower 0.00
Return a slice of an in-kernel query 0.00
Remove dtype datetime NaT +0.19
Memory leak in Pandas.groupby.apply()? 0.00
How do I read/write to a subgroup withing a HDF5Store? 0.00
Pandas Multiindex not working with read_csv and datetime objects 0.00
Resampling over dates in both levels of a MultiIndex Pandas DataFrame 0.00
Drop using several MultiIndex levels 0.00
Multiple-key cross-sections in Pandas. Dealing with misses and dupl... 0.00
Access part of a row very quickly in Pandas 0.00
How can I read only the header column of a CSV file using Python? +2.12
Mapping a Series with a NumPy array -- dimensionality issue? 0.00
Python pandas: select 2nd smallest value in groupby -0.10
Concatenate Panels with different major indexes in pandas 0.00
key error and MultiIndex lexsort depth 0.00
Changing columns names in Pandas with hierarchical columns 0.00
Fast selection of a Timestamp range in hierarchically indexed panda... 0.00
adding a row to a MultiIndex DataFrame/Series 0.00
Why does Panel.groupby() not accept level parameter in pandas 0.14? 0.00
Pandas Converting columns to different dtypes +1.31
Python (pandas): store a data frame in hdf5 with a multi index 0.00
Setting pandas.Panel.minor_xs('attribute') 0.00
Pandas select only numeric or integer field from dataframe -2.47
Does iterrows have performance issues? +1.78
Does iterrows have performance issues? -0.22
Pandas Panel Boolean Selection 0.00
Looping over a MultiIndex in pandas 0.00
convert groupby to dataframe, join the groups again 0.00
Losing timezone-awareness when saving hyerarchical pandas DatetimeI... 0.00
Pandas: Merge hierarchical data 0.00
calculate time elapsed timedelta from pandas datetime index 0.00
Python Pandas Groupby-apply duplicate execution 0.00
Panda's DataFrame double transpose changes numeric types to obj... 0.00
Weird behavior with long ints in pandas iterrows 0.00
Renaming single column of multi-index pandas column 0.00
pandas - extremely extremely slow 0.00
How can I select all DataFrame rows that are within a certain dista... +0.99
Optimizing Pandas groupby/apply 0.00