Changing label display in bokeh according to the text input










0















I have a text input in my bokeh application as follows:



textbox=TextInput(value="DIAAAAC35TQSDA8", title="Enter deal_id:")
textbox.on_change("value", text_handler)


I use the text handler function to generate a new chart using:



source.data = dict(x=x_data, y=y_data) 


This works perfectly fine. However, i also have a label in my original chart.



p.add_layout(Arrow(x_start=x_old, y_start=y_old, x_end=x_old, y_end=y_old, `end=VeeHead(fill_color="red", size=25)))


How do I make the x_old, y_old values change depending on the new textInput?










share|improve this question




























    0















    I have a text input in my bokeh application as follows:



    textbox=TextInput(value="DIAAAAC35TQSDA8", title="Enter deal_id:")
    textbox.on_change("value", text_handler)


    I use the text handler function to generate a new chart using:



    source.data = dict(x=x_data, y=y_data) 


    This works perfectly fine. However, i also have a label in my original chart.



    p.add_layout(Arrow(x_start=x_old, y_start=y_old, x_end=x_old, y_end=y_old, `end=VeeHead(fill_color="red", size=25)))


    How do I make the x_old, y_old values change depending on the new textInput?










    share|improve this question


























      0












      0








      0








      I have a text input in my bokeh application as follows:



      textbox=TextInput(value="DIAAAAC35TQSDA8", title="Enter deal_id:")
      textbox.on_change("value", text_handler)


      I use the text handler function to generate a new chart using:



      source.data = dict(x=x_data, y=y_data) 


      This works perfectly fine. However, i also have a label in my original chart.



      p.add_layout(Arrow(x_start=x_old, y_start=y_old, x_end=x_old, y_end=y_old, `end=VeeHead(fill_color="red", size=25)))


      How do I make the x_old, y_old values change depending on the new textInput?










      share|improve this question
















      I have a text input in my bokeh application as follows:



      textbox=TextInput(value="DIAAAAC35TQSDA8", title="Enter deal_id:")
      textbox.on_change("value", text_handler)


      I use the text handler function to generate a new chart using:



      source.data = dict(x=x_data, y=y_data) 


      This works perfectly fine. However, i also have a label in my original chart.



      p.add_layout(Arrow(x_start=x_old, y_start=y_old, x_end=x_old, y_end=y_old, `end=VeeHead(fill_color="red", size=25)))


      How do I make the x_old, y_old values change depending on the new textInput?







      python bokeh






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      share|improve this question













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      edited Nov 13 '18 at 20:30









      James Z

      11.1k71935




      11.1k71935










      asked Nov 13 '18 at 17:09









      A.DSA.DS

      759




      759






















          1 Answer
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          Try making a labelset and adding it to your plot.



          label = LabelSet(x='x',y='y',text='labels in ColumnDataSource', source=source)
          p.add_layout(labels)



          Then update it in your texthandler function by feeding it the new ColumnDataSource as source, assuming you handle your callback by updating a ColumnDataSource.






          share|improve this answer























          • I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

            – A.DS
            Nov 14 '18 at 14:16










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          1 Answer
          1






          active

          oldest

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          active

          oldest

          votes






          active

          oldest

          votes









          1














          Try making a labelset and adding it to your plot.



          label = LabelSet(x='x',y='y',text='labels in ColumnDataSource', source=source)
          p.add_layout(labels)



          Then update it in your texthandler function by feeding it the new ColumnDataSource as source, assuming you handle your callback by updating a ColumnDataSource.






          share|improve this answer























          • I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

            – A.DS
            Nov 14 '18 at 14:16















          1














          Try making a labelset and adding it to your plot.



          label = LabelSet(x='x',y='y',text='labels in ColumnDataSource', source=source)
          p.add_layout(labels)



          Then update it in your texthandler function by feeding it the new ColumnDataSource as source, assuming you handle your callback by updating a ColumnDataSource.






          share|improve this answer























          • I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

            – A.DS
            Nov 14 '18 at 14:16













          1












          1








          1







          Try making a labelset and adding it to your plot.



          label = LabelSet(x='x',y='y',text='labels in ColumnDataSource', source=source)
          p.add_layout(labels)



          Then update it in your texthandler function by feeding it the new ColumnDataSource as source, assuming you handle your callback by updating a ColumnDataSource.






          share|improve this answer













          Try making a labelset and adding it to your plot.



          label = LabelSet(x='x',y='y',text='labels in ColumnDataSource', source=source)
          p.add_layout(labels)



          Then update it in your texthandler function by feeding it the new ColumnDataSource as source, assuming you handle your callback by updating a ColumnDataSource.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 14 '18 at 8:56









          PalliePallie

          3107




          3107












          • I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

            – A.DS
            Nov 14 '18 at 14:16

















          • I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

            – A.DS
            Nov 14 '18 at 14:16
















          I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

          – A.DS
          Nov 14 '18 at 14:16





          I used another label and different formats. But basically adding another source using ColumnDataSource worked. Thanks!

          – A.DS
          Nov 14 '18 at 14:16

















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