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3,518 questions linked to/from How to make good reproducible pandas examples
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1 answer
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I need to ask a question related to a DataFrame. I tried to add screenshots before but I got -3 reputation and it says I am not allowed to upload the image. What is the best way then. I am new to ...
Rashida's user avatar
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3 votes
1 answer
487 views

Often people ask questions on Stack Overflow with an output of print(dataframe). It is convenient if one has a way of quickly loading the dataframe data into a pandas.dataframe object. What is/are ...
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1 vote
1 answer
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when asking a python/pandas question on stackoverflow I often like to provide a sample dataframe. I usually have a local csv file I deal with for testing. So for a DataFrame I like to provide a code ...
Paul's user avatar
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1 vote
0 answers
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I’m regularly searching stackoverflow for pandas and Python wisdom. (Plenty here). But to better setup my pandas questions I’m left to manually inserting sample data in a sample dataframe illustrating ...
John Taylor's user avatar
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2463 votes
23 answers
489k views

When discussing performance with colleagues, teaching, sending a bug report or searching for guidance on mailing lists and here on Stack Overflow, a reproducible example is often asked and always ...
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Hack-R
314 votes
17 answers
568k views

This is obviously simple, but as a numpy newbe I'm getting stuck. I have a CSV file that contains 3 columns, the State, the Office ID, and the Sales for that office. I want to calculate the percentage ...
erikcw's user avatar
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286 votes
19 answers
511k views

I have two data frames df1 and df2, where df2 is a subset of df1. How do I get a new data frame (df3) which is the difference between the two data frames? In other word, a data frame that has all the ...
userPyGeo's user avatar
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216 votes
5 answers
192k views

I have a DataFrame like this one: Communications and Search Business General Lifestyle 0 0.745763 0.050847 0.118644 0.084746 0 0.333333 0.000000 0.583333 0.083333 0 0....
markov zain's user avatar
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76 votes
12 answers
34k views

Is there a Python function similar to the expand.grid() function in R ? Thanks in advance. (EDIT) Below are the description of this R function and an example. Create a Data Frame from All ...
Stéphane Laurent's user avatar
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87 votes
6 answers
158k views

I'm have the following code which creates a table and a barplot via seaborn. #Building a dataframe grouped by the # of Engagement Types sales_type = sales.groupby('# of Engagement Types').sum() #...
Shahar's user avatar
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83 votes
4 answers
10k views

I've been spending a fair amount of time reading through some questions with the pyspark and spark-dataframe tags and very often I find that posters don't provide enough information to truly ...
pault's user avatar
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57 votes
5 answers
3k views

Is there any function in python similar to dput() function in R?
sitems's user avatar
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26 votes
3 answers
280k views

I'm trying to use python to read my csv file extract specific columns to a pandas.dataframe and show that dataframe. However, I don't see the data frame, I receive Series([], dtype: object) as an ...
Yags's user avatar
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21 votes
8 answers
65k views

I have a DF with 200 columns. Most of them are with NaN's. I would like to select all columns with no NaN's or at least with the minimum NaN's. I've tried to drop all with a threshold or with notnull()...
Hristo Stoychev's user avatar
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23 votes
4 answers
118k views

I have an excel sheet, which already has some values in some cells. For ex :- A B C D 1 val1 val2 val3 2 valx valy I want pandas to ...
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