Plotting side by side bar graph using two dataframes











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0
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I have 2 dataframes with the columns brand and count.



Example:



brand | count
------+-------
Gucci | 1234
Chanel| 234444


DF1 has more brands than DF2. I want to create a bar graph where the x axis is all the brands and the y axis is the count. I am not sure how to achieve this so I get a side by side bar graphs for each dataframe grouped by the brands.



  ax = df_pred.plot()
prev_pred.plot(ax=ax)
plt.show()


I tried this code but I cant get it to group by brands. I used sns.barplot to create separate bar graphs but I want to overlay them. I want all the brands in DF1 and so a few of the counts will be 0 for DF2 but that is what I want to compare. Any help is much appreciated.










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  • You will first want to create a single dataframe with both initial data in it. For use with the pandas plot function you will need a wide form dataframe, for use with seaborn you will need a long form dataframe.
    – ImportanceOfBeingErnest
    Nov 20 at 18:09










  • Ok so if i merge the dataframes (use a left join) how do I make each count column a bar?
    – Py.rookie89
    Nov 20 at 18:23










  • Using joined_df.plot.bar() ?
    – ImportanceOfBeingErnest
    Nov 20 at 18:25










  • If I do that I dont get the names of the brand on the x axis. Can I pass the df rows for the labels?
    – Py.rookie89
    Nov 20 at 18:31










  • Feel free to make your problem reproducible inside the question.
    – ImportanceOfBeingErnest
    Nov 20 at 18:32















up vote
0
down vote

favorite












I have 2 dataframes with the columns brand and count.



Example:



brand | count
------+-------
Gucci | 1234
Chanel| 234444


DF1 has more brands than DF2. I want to create a bar graph where the x axis is all the brands and the y axis is the count. I am not sure how to achieve this so I get a side by side bar graphs for each dataframe grouped by the brands.



  ax = df_pred.plot()
prev_pred.plot(ax=ax)
plt.show()


I tried this code but I cant get it to group by brands. I used sns.barplot to create separate bar graphs but I want to overlay them. I want all the brands in DF1 and so a few of the counts will be 0 for DF2 but that is what I want to compare. Any help is much appreciated.










share|improve this question
























  • You will first want to create a single dataframe with both initial data in it. For use with the pandas plot function you will need a wide form dataframe, for use with seaborn you will need a long form dataframe.
    – ImportanceOfBeingErnest
    Nov 20 at 18:09










  • Ok so if i merge the dataframes (use a left join) how do I make each count column a bar?
    – Py.rookie89
    Nov 20 at 18:23










  • Using joined_df.plot.bar() ?
    – ImportanceOfBeingErnest
    Nov 20 at 18:25










  • If I do that I dont get the names of the brand on the x axis. Can I pass the df rows for the labels?
    – Py.rookie89
    Nov 20 at 18:31










  • Feel free to make your problem reproducible inside the question.
    – ImportanceOfBeingErnest
    Nov 20 at 18:32













up vote
0
down vote

favorite









up vote
0
down vote

favorite











I have 2 dataframes with the columns brand and count.



Example:



brand | count
------+-------
Gucci | 1234
Chanel| 234444


DF1 has more brands than DF2. I want to create a bar graph where the x axis is all the brands and the y axis is the count. I am not sure how to achieve this so I get a side by side bar graphs for each dataframe grouped by the brands.



  ax = df_pred.plot()
prev_pred.plot(ax=ax)
plt.show()


I tried this code but I cant get it to group by brands. I used sns.barplot to create separate bar graphs but I want to overlay them. I want all the brands in DF1 and so a few of the counts will be 0 for DF2 but that is what I want to compare. Any help is much appreciated.










share|improve this question















I have 2 dataframes with the columns brand and count.



Example:



brand | count
------+-------
Gucci | 1234
Chanel| 234444


DF1 has more brands than DF2. I want to create a bar graph where the x axis is all the brands and the y axis is the count. I am not sure how to achieve this so I get a side by side bar graphs for each dataframe grouped by the brands.



  ax = df_pred.plot()
prev_pred.plot(ax=ax)
plt.show()


I tried this code but I cant get it to group by brands. I used sns.barplot to create separate bar graphs but I want to overlay them. I want all the brands in DF1 and so a few of the counts will be 0 for DF2 but that is what I want to compare. Any help is much appreciated.







python pandas matplotlib seaborn






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edited yesterday









j_4321

5,92321530




5,92321530










asked Nov 20 at 18:01









Py.rookie89

245




245












  • You will first want to create a single dataframe with both initial data in it. For use with the pandas plot function you will need a wide form dataframe, for use with seaborn you will need a long form dataframe.
    – ImportanceOfBeingErnest
    Nov 20 at 18:09










  • Ok so if i merge the dataframes (use a left join) how do I make each count column a bar?
    – Py.rookie89
    Nov 20 at 18:23










  • Using joined_df.plot.bar() ?
    – ImportanceOfBeingErnest
    Nov 20 at 18:25










  • If I do that I dont get the names of the brand on the x axis. Can I pass the df rows for the labels?
    – Py.rookie89
    Nov 20 at 18:31










  • Feel free to make your problem reproducible inside the question.
    – ImportanceOfBeingErnest
    Nov 20 at 18:32


















  • You will first want to create a single dataframe with both initial data in it. For use with the pandas plot function you will need a wide form dataframe, for use with seaborn you will need a long form dataframe.
    – ImportanceOfBeingErnest
    Nov 20 at 18:09










  • Ok so if i merge the dataframes (use a left join) how do I make each count column a bar?
    – Py.rookie89
    Nov 20 at 18:23










  • Using joined_df.plot.bar() ?
    – ImportanceOfBeingErnest
    Nov 20 at 18:25










  • If I do that I dont get the names of the brand on the x axis. Can I pass the df rows for the labels?
    – Py.rookie89
    Nov 20 at 18:31










  • Feel free to make your problem reproducible inside the question.
    – ImportanceOfBeingErnest
    Nov 20 at 18:32
















You will first want to create a single dataframe with both initial data in it. For use with the pandas plot function you will need a wide form dataframe, for use with seaborn you will need a long form dataframe.
– ImportanceOfBeingErnest
Nov 20 at 18:09




You will first want to create a single dataframe with both initial data in it. For use with the pandas plot function you will need a wide form dataframe, for use with seaborn you will need a long form dataframe.
– ImportanceOfBeingErnest
Nov 20 at 18:09












Ok so if i merge the dataframes (use a left join) how do I make each count column a bar?
– Py.rookie89
Nov 20 at 18:23




Ok so if i merge the dataframes (use a left join) how do I make each count column a bar?
– Py.rookie89
Nov 20 at 18:23












Using joined_df.plot.bar() ?
– ImportanceOfBeingErnest
Nov 20 at 18:25




Using joined_df.plot.bar() ?
– ImportanceOfBeingErnest
Nov 20 at 18:25












If I do that I dont get the names of the brand on the x axis. Can I pass the df rows for the labels?
– Py.rookie89
Nov 20 at 18:31




If I do that I dont get the names of the brand on the x axis. Can I pass the df rows for the labels?
– Py.rookie89
Nov 20 at 18:31












Feel free to make your problem reproducible inside the question.
– ImportanceOfBeingErnest
Nov 20 at 18:32




Feel free to make your problem reproducible inside the question.
– ImportanceOfBeingErnest
Nov 20 at 18:32












1 Answer
1






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down vote













IIUC:



df1 = pd.DataFrame(dict(Brand=[*'GC'], Count=[4, 6]))
df2 = pd.DataFrame(dict(Brand=[*'GCXYZ'], Count=[3, 6, 1, 3, 5]))

pd.concat({
'One': df1.set_index('Brand').Count, 'Two': df2.set_index('Brand').Count
}, axis=1).plot.bar()


enter image description here






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    1 Answer
    1






    active

    oldest

    votes








    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes








    up vote
    0
    down vote













    IIUC:



    df1 = pd.DataFrame(dict(Brand=[*'GC'], Count=[4, 6]))
    df2 = pd.DataFrame(dict(Brand=[*'GCXYZ'], Count=[3, 6, 1, 3, 5]))

    pd.concat({
    'One': df1.set_index('Brand').Count, 'Two': df2.set_index('Brand').Count
    }, axis=1).plot.bar()


    enter image description here






    share|improve this answer

























      up vote
      0
      down vote













      IIUC:



      df1 = pd.DataFrame(dict(Brand=[*'GC'], Count=[4, 6]))
      df2 = pd.DataFrame(dict(Brand=[*'GCXYZ'], Count=[3, 6, 1, 3, 5]))

      pd.concat({
      'One': df1.set_index('Brand').Count, 'Two': df2.set_index('Brand').Count
      }, axis=1).plot.bar()


      enter image description here






      share|improve this answer























        up vote
        0
        down vote










        up vote
        0
        down vote









        IIUC:



        df1 = pd.DataFrame(dict(Brand=[*'GC'], Count=[4, 6]))
        df2 = pd.DataFrame(dict(Brand=[*'GCXYZ'], Count=[3, 6, 1, 3, 5]))

        pd.concat({
        'One': df1.set_index('Brand').Count, 'Two': df2.set_index('Brand').Count
        }, axis=1).plot.bar()


        enter image description here






        share|improve this answer












        IIUC:



        df1 = pd.DataFrame(dict(Brand=[*'GC'], Count=[4, 6]))
        df2 = pd.DataFrame(dict(Brand=[*'GCXYZ'], Count=[3, 6, 1, 3, 5]))

        pd.concat({
        'One': df1.set_index('Brand').Count, 'Two': df2.set_index('Brand').Count
        }, axis=1).plot.bar()


        enter image description here







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 20 at 18:54









        piRSquared

        151k22141283




        151k22141283






























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