For loop within for loop with ArcPy cursor?











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1
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Below mentioned one is a part of my script.This is working when I assinged numbers for f.(Instead of "f" I have substitute 2.Then it is working).But i want to run this based on the no of rows of the table named "TL"(f).Can any one suggest a method to do this?



f=arcpy.GetCount_management(TL)
with arcpy.da.UpdateCursor(PCL_Info, ['PCL_PG_ID','PCL_IF_LN','PCL_IF_CN','PCL_IF_RM','PCL_IF_LU','PCL_IF_EL','globalid','created_user','created_date','last_edited_user','last_edited_date','adm_gn_ix']) as cursor:
for row in cursor:
for x in range(0,f):
if(row[0] == parcel_ID[x]):
c.append(row[0])
c.append(row[1])
c.append(row[2])









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  • 1




    BERA's answer will solve your problem, but this double loop will be quite inefficient. It would probably work better with a dictionnary.
    – radouxju
    Nov 27 at 10:14










  • Hard to tell since we dont know what parcel_ID or c is, or the size of TL. parcel_ID could be a dictionary
    – BERA
    Nov 27 at 10:26

















up vote
1
down vote

favorite












Below mentioned one is a part of my script.This is working when I assinged numbers for f.(Instead of "f" I have substitute 2.Then it is working).But i want to run this based on the no of rows of the table named "TL"(f).Can any one suggest a method to do this?



f=arcpy.GetCount_management(TL)
with arcpy.da.UpdateCursor(PCL_Info, ['PCL_PG_ID','PCL_IF_LN','PCL_IF_CN','PCL_IF_RM','PCL_IF_LU','PCL_IF_EL','globalid','created_user','created_date','last_edited_user','last_edited_date','adm_gn_ix']) as cursor:
for row in cursor:
for x in range(0,f):
if(row[0] == parcel_ID[x]):
c.append(row[0])
c.append(row[1])
c.append(row[2])









share|improve this question




















  • 1




    BERA's answer will solve your problem, but this double loop will be quite inefficient. It would probably work better with a dictionnary.
    – radouxju
    Nov 27 at 10:14










  • Hard to tell since we dont know what parcel_ID or c is, or the size of TL. parcel_ID could be a dictionary
    – BERA
    Nov 27 at 10:26















up vote
1
down vote

favorite









up vote
1
down vote

favorite











Below mentioned one is a part of my script.This is working when I assinged numbers for f.(Instead of "f" I have substitute 2.Then it is working).But i want to run this based on the no of rows of the table named "TL"(f).Can any one suggest a method to do this?



f=arcpy.GetCount_management(TL)
with arcpy.da.UpdateCursor(PCL_Info, ['PCL_PG_ID','PCL_IF_LN','PCL_IF_CN','PCL_IF_RM','PCL_IF_LU','PCL_IF_EL','globalid','created_user','created_date','last_edited_user','last_edited_date','adm_gn_ix']) as cursor:
for row in cursor:
for x in range(0,f):
if(row[0] == parcel_ID[x]):
c.append(row[0])
c.append(row[1])
c.append(row[2])









share|improve this question















Below mentioned one is a part of my script.This is working when I assinged numbers for f.(Instead of "f" I have substitute 2.Then it is working).But i want to run this based on the no of rows of the table named "TL"(f).Can any one suggest a method to do this?



f=arcpy.GetCount_management(TL)
with arcpy.da.UpdateCursor(PCL_Info, ['PCL_PG_ID','PCL_IF_LN','PCL_IF_CN','PCL_IF_RM','PCL_IF_LU','PCL_IF_EL','globalid','created_user','created_date','last_edited_user','last_edited_date','adm_gn_ix']) as cursor:
for row in cursor:
for x in range(0,f):
if(row[0] == parcel_ID[x]):
c.append(row[0])
c.append(row[1])
c.append(row[2])






arcpy cursor for-loop






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edited Nov 27 at 11:05









PolyGeo

53k1779237




53k1779237










asked Nov 27 at 9:59









Shanaka Herath

707




707








  • 1




    BERA's answer will solve your problem, but this double loop will be quite inefficient. It would probably work better with a dictionnary.
    – radouxju
    Nov 27 at 10:14










  • Hard to tell since we dont know what parcel_ID or c is, or the size of TL. parcel_ID could be a dictionary
    – BERA
    Nov 27 at 10:26
















  • 1




    BERA's answer will solve your problem, but this double loop will be quite inefficient. It would probably work better with a dictionnary.
    – radouxju
    Nov 27 at 10:14










  • Hard to tell since we dont know what parcel_ID or c is, or the size of TL. parcel_ID could be a dictionary
    – BERA
    Nov 27 at 10:26










1




1




BERA's answer will solve your problem, but this double loop will be quite inefficient. It would probably work better with a dictionnary.
– radouxju
Nov 27 at 10:14




BERA's answer will solve your problem, but this double loop will be quite inefficient. It would probably work better with a dictionnary.
– radouxju
Nov 27 at 10:14












Hard to tell since we dont know what parcel_ID or c is, or the size of TL. parcel_ID could be a dictionary
– BERA
Nov 27 at 10:26






Hard to tell since we dont know what parcel_ID or c is, or the size of TL. parcel_ID could be a dictionary
– BERA
Nov 27 at 10:26












1 Answer
1






active

oldest

votes

















up vote
3
down vote



accepted










Change:



f=arcpy.GetCount_management(TL)


To:



f=int(arcpy.GetCount_management(TL).getOutput(0))


Without getOutput, f is a Result object, not the actual count.



Example:



import arcpy
fc = r"C:TestBuildings.shp"
arcpy.GetCount_management(fc)
<Result '9'>
arcpy.GetCount_management(fc).getOutput(0)
'9'
int(arcpy.GetCount_management(fc).getOutput(0))
9





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    1 Answer
    1






    active

    oldest

    votes








    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes








    up vote
    3
    down vote



    accepted










    Change:



    f=arcpy.GetCount_management(TL)


    To:



    f=int(arcpy.GetCount_management(TL).getOutput(0))


    Without getOutput, f is a Result object, not the actual count.



    Example:



    import arcpy
    fc = r"C:TestBuildings.shp"
    arcpy.GetCount_management(fc)
    <Result '9'>
    arcpy.GetCount_management(fc).getOutput(0)
    '9'
    int(arcpy.GetCount_management(fc).getOutput(0))
    9





    share|improve this answer



























      up vote
      3
      down vote



      accepted










      Change:



      f=arcpy.GetCount_management(TL)


      To:



      f=int(arcpy.GetCount_management(TL).getOutput(0))


      Without getOutput, f is a Result object, not the actual count.



      Example:



      import arcpy
      fc = r"C:TestBuildings.shp"
      arcpy.GetCount_management(fc)
      <Result '9'>
      arcpy.GetCount_management(fc).getOutput(0)
      '9'
      int(arcpy.GetCount_management(fc).getOutput(0))
      9





      share|improve this answer

























        up vote
        3
        down vote



        accepted







        up vote
        3
        down vote



        accepted






        Change:



        f=arcpy.GetCount_management(TL)


        To:



        f=int(arcpy.GetCount_management(TL).getOutput(0))


        Without getOutput, f is a Result object, not the actual count.



        Example:



        import arcpy
        fc = r"C:TestBuildings.shp"
        arcpy.GetCount_management(fc)
        <Result '9'>
        arcpy.GetCount_management(fc).getOutput(0)
        '9'
        int(arcpy.GetCount_management(fc).getOutput(0))
        9





        share|improve this answer














        Change:



        f=arcpy.GetCount_management(TL)


        To:



        f=int(arcpy.GetCount_management(TL).getOutput(0))


        Without getOutput, f is a Result object, not the actual count.



        Example:



        import arcpy
        fc = r"C:TestBuildings.shp"
        arcpy.GetCount_management(fc)
        <Result '9'>
        arcpy.GetCount_management(fc).getOutput(0)
        '9'
        int(arcpy.GetCount_management(fc).getOutput(0))
        9






        share|improve this answer














        share|improve this answer



        share|improve this answer








        edited Nov 27 at 10:10

























        answered Nov 27 at 10:05









        BERA

        14k51839




        14k51839






























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