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Pandas .drop_duplicates() increases memory usage of Dataframe
2025-02-10 03:09:02
2718
pd.__version__u'0.20.1'from random import random,choiceimport pandas as pdstates = ['Alabama', 'Alaska', 'Arizona', 'Ark...
Pandas to_numeric crashes python on empty dataframe column
2025-02-10 03:08:55
1593
Crash sampleIn[2]: df = pd.DataFrame(columns=['maybe_empty_column']) ...: pd.to_numeric(df['maybe_empty_column'], error...
Pandas read_csv(filename_with_asian_locale) failed in python 3.6 for windows
2025-02-10 03:08:49
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Code:Python 3.6.0 |Anaconda 4.3.1 (64-bit)| (default, Dec 23 2016, 11:57:41) [MSC v.1900 64 bit (AMD64)] on win32>>...
Pandas import fails after clean anaconda install
2025-02-10 03:08:43
2020
Code Sample, a copy-pastable example if possible>>> import pandasTraceback (most recent call last): File "...
Pandas Inconsistent return types for df.loc[id]['column']
2025-02-10 03:08:37
1594
Code Sampleimport pandas as pddf = pd.DataFrame([1,2,3], columns=['column'], index=[1,1,2])for idx in df.index.unique():...
Pandas strings not properly detected despite correct dtype in read_csv
2025-02-10 03:08:31
3889
Hello there!I am working with text data, and I read my data in usingfull_list =[]for myfile in all_files: print("...
Pandas Option for making pandas dataframe completely immutable
2025-02-10 03:08:25
3352
It seems currently there is no option similar to numpy's setflags to make pandas dataframe completely immutable (writeab...
Pandas ImportError: No module named index when load a pickle file generated by old version Pandas
2025-02-10 03:08:20
5552
Code Sample, a copy-pastable example if possibleimport picklepickle.load(open('./20170130T000000_20170202T000000_done.pk...
Pandas Efficient conversion from dataframes to numpy arrays retaining column dtypes and names
2025-02-10 03:08:15
5180
Problem descriptionI was looking into how to convert dataframes to numpy arrays so that both column dtypes and names wou...
Pandas IntervalIndex is_monotonic_decreasing is incorrect
2025-02-10 03:08:10
1744
Code Sample, a copy-pastable example if possibleIn [2]: idx = pd.IntervalIndex.from_tuples([(2, 3), (1, 2), (0, 1)], clo...
Pandas Updating pandas to v0.20.1 breaks Spyder
2025-02-10 03:08:04
2918
After updating pandas to the latest version, 0.20.1, spyder (v3.1.4, Python 2.7.9 64bits, Qt 4.8.6, PyQt4 (API v2) 4.11....
Pandas groupby optional setting (get_group or general?): getting a column value list per group instead of index
2025-02-10 03:07:58
4066
helloWhen using the mighty groupby function, I found myself quite disappointed by something:indeed, it is very useful re...
Pandas Cannot specify internal dtype for categorical dtype when reading a CSV file
2025-02-10 03:07:53
2284
Code Sample, a copy-pastable example if possible>>> import pandas as pd>>> import numpy as np>>&...
Pandas Linear Regression using Pandas
2025-02-10 03:07:48
4361
Code Sample from Stamford[http://stamfordresearch.com/linear-regression-using-pandas-python/](url) (original code)[](url...
Pandas Can't read csv using python pandas
2025-02-10 03:07:38
3449
Code Sample, a copy-pastable example if possible# Your code hereimport pandasvar=pandas.read_csv("C:\Script\testexp...
Pandas Values of a data frame doesn't return the expected numpy array.
2025-02-10 03:07:33
2046
Code Sample, a copy-pastable example if possiblenp.random.seed(42)arr = np.random.choice(['foo', 'bar', 42], size=(3,3))...
Pandas Implement usecols functionality for read_excel
2025-02-10 03:07:28
1994
Code Sample, a copy-pastable example if possibleimport pandas as pdempty_frame=pd.read_excel('pandas/tests/io/data/test1...
Pandas Indexing into a dataframe re-casts / "forgets" dtypes
2025-02-10 03:07:23
3978
Code Sample, a copy-pastable example if possibleIn [62]: df = pd.DataFrame([(float(x) for x in range(0, 10)), (float(x) ...
Pandas Cannot import pandas after update of conda (PyQt4.QtGui import error)
2025-02-10 03:07:18
2618
Recently updated conda, using conda update --all. I have conda forge, so I should be using the latest recipes. On attemp...
Pandas SQLAlchemy Oracle: Not able to connect using create_engine getting ValueError: invalid literal for int() with base 10: '0b2'
2025-02-10 03:07:13
1909
# Your code herefrom sqlalchemy import create_engineimport cx_Oracleengine_oracle = create_engine('oracle://admin:whatev...
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