Pandas plot bar without NaN values spaces












2















I have a pandas DataFrame containing NaN values. I want to make a bar plot with the indexes in the x axys, and a bar for each column, grouped by the indexes. I would like to plot only the bars with an actual value.



As far as I'm trying, from this example:



df = pandas.DataFrame({'foo':[1,None,None], 'bar':[None,2,0.5], 'col': [1,1.5,None]}, index=["A","B","C"])
df.plot.bar()
plt.show()


I can produce this plot:



enter image description here



What I would like is to remove the blank spaces left for the NaN columns. So to compact the bars and center the group above the x tick.










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  • 2





    It's not possible directly with pandas. You can look at how matplotlib grouped barcharts are produced and adapt it to your case.

    – ImportanceOfBeingErnest
    Nov 20 '18 at 18:16
















2















I have a pandas DataFrame containing NaN values. I want to make a bar plot with the indexes in the x axys, and a bar for each column, grouped by the indexes. I would like to plot only the bars with an actual value.



As far as I'm trying, from this example:



df = pandas.DataFrame({'foo':[1,None,None], 'bar':[None,2,0.5], 'col': [1,1.5,None]}, index=["A","B","C"])
df.plot.bar()
plt.show()


I can produce this plot:



enter image description here



What I would like is to remove the blank spaces left for the NaN columns. So to compact the bars and center the group above the x tick.










share|improve this question


















  • 2





    It's not possible directly with pandas. You can look at how matplotlib grouped barcharts are produced and adapt it to your case.

    – ImportanceOfBeingErnest
    Nov 20 '18 at 18:16














2












2








2








I have a pandas DataFrame containing NaN values. I want to make a bar plot with the indexes in the x axys, and a bar for each column, grouped by the indexes. I would like to plot only the bars with an actual value.



As far as I'm trying, from this example:



df = pandas.DataFrame({'foo':[1,None,None], 'bar':[None,2,0.5], 'col': [1,1.5,None]}, index=["A","B","C"])
df.plot.bar()
plt.show()


I can produce this plot:



enter image description here



What I would like is to remove the blank spaces left for the NaN columns. So to compact the bars and center the group above the x tick.










share|improve this question














I have a pandas DataFrame containing NaN values. I want to make a bar plot with the indexes in the x axys, and a bar for each column, grouped by the indexes. I would like to plot only the bars with an actual value.



As far as I'm trying, from this example:



df = pandas.DataFrame({'foo':[1,None,None], 'bar':[None,2,0.5], 'col': [1,1.5,None]}, index=["A","B","C"])
df.plot.bar()
plt.show()


I can produce this plot:



enter image description here



What I would like is to remove the blank spaces left for the NaN columns. So to compact the bars and center the group above the x tick.







python pandas matplotlib histogram






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asked Nov 20 '18 at 18:10









ale93pale93p

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  • 2





    It's not possible directly with pandas. You can look at how matplotlib grouped barcharts are produced and adapt it to your case.

    – ImportanceOfBeingErnest
    Nov 20 '18 at 18:16














  • 2





    It's not possible directly with pandas. You can look at how matplotlib grouped barcharts are produced and adapt it to your case.

    – ImportanceOfBeingErnest
    Nov 20 '18 at 18:16








2




2





It's not possible directly with pandas. You can look at how matplotlib grouped barcharts are produced and adapt it to your case.

– ImportanceOfBeingErnest
Nov 20 '18 at 18:16





It's not possible directly with pandas. You can look at how matplotlib grouped barcharts are produced and adapt it to your case.

– ImportanceOfBeingErnest
Nov 20 '18 at 18:16












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