Printing attributes of selection in ArcPy? Planned maintenance scheduled April 23, 2019 at 23:30 UTC (7:30pm US/Eastern) Announcing the arrival of Valued Associate #679: Cesar Manara Unicorn Meta Zoo #1: Why another podcast?ArcPy: (SearchCursor/export to tiff ) with no outputnested SearchCursors to loop through two tables whilst adding rows and calculating fieldsSpatially Joining Many Shapefiles. Use Spatial Join or UpdateCursor?Search and Select in Arcpy with CursorsSelecting rows in a layer using arcpy.SearchCursorGrabbing value from field and input into SearchCursor then selecting results for further analysis in ArcPy?Iterating through a Feature ClassArcPy SearchCursor Loop Only Executes TwiceUsing ArcPy to ListFields inside SearchCursor?Is Geometry object intersect faster than Intersect_analysis in ArcPy?
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Printing attributes of selection in ArcPy?
Planned maintenance scheduled April 23, 2019 at 23:30 UTC (7:30pm US/Eastern)
Announcing the arrival of Valued Associate #679: Cesar Manara
Unicorn Meta Zoo #1: Why another podcast?ArcPy: (SearchCursor/export to tiff ) with no outputnested SearchCursors to loop through two tables whilst adding rows and calculating fieldsSpatially Joining Many Shapefiles. Use Spatial Join or UpdateCursor?Search and Select in Arcpy with CursorsSelecting rows in a layer using arcpy.SearchCursorGrabbing value from field and input into SearchCursor then selecting results for further analysis in ArcPy?Iterating through a Feature ClassArcPy SearchCursor Loop Only Executes TwiceUsing ArcPy to ListFields inside SearchCursor?Is Geometry object intersect faster than Intersect_analysis in ArcPy?
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I'm trying to use ArcPy to print a list of addresses of land parcels crossed by a power line. I'm using the following code to accomplish this:
# Loop through features in parcels.shp
for feature in parcel:
# Search cursor for address field
cursor = arcpy.da.SearchCursor(parcel, 'SITUSADDR')
# Loop through cursor
for row in cursor:
# Select features crossed by powerline.shp
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
# Loop through matchcount, print
for i in matchcount:
print((row[0]))
# Give feedback if there are no matches
if matchcount == 0:
print('No features matched spatial criteria.')
The code is able to print addresses, but isn't filtering them the way I'm expecting it too. Rather than printing several addresses from 'matchcount' it prints the addresses of all parcels and seems to repeat them three times.
How can I edit this code to print only the selected features?
arcpy shapefile
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I'm trying to use ArcPy to print a list of addresses of land parcels crossed by a power line. I'm using the following code to accomplish this:
# Loop through features in parcels.shp
for feature in parcel:
# Search cursor for address field
cursor = arcpy.da.SearchCursor(parcel, 'SITUSADDR')
# Loop through cursor
for row in cursor:
# Select features crossed by powerline.shp
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
# Loop through matchcount, print
for i in matchcount:
print((row[0]))
# Give feedback if there are no matches
if matchcount == 0:
print('No features matched spatial criteria.')
The code is able to print addresses, but isn't filtering them the way I'm expecting it too. Rather than printing several addresses from 'matchcount' it prints the addresses of all parcels and seems to repeat them three times.
How can I edit this code to print only the selected features?
arcpy shapefile
New contributor
Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
I'm trying to use ArcPy to print a list of addresses of land parcels crossed by a power line. I'm using the following code to accomplish this:
# Loop through features in parcels.shp
for feature in parcel:
# Search cursor for address field
cursor = arcpy.da.SearchCursor(parcel, 'SITUSADDR')
# Loop through cursor
for row in cursor:
# Select features crossed by powerline.shp
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
# Loop through matchcount, print
for i in matchcount:
print((row[0]))
# Give feedback if there are no matches
if matchcount == 0:
print('No features matched spatial criteria.')
The code is able to print addresses, but isn't filtering them the way I'm expecting it too. Rather than printing several addresses from 'matchcount' it prints the addresses of all parcels and seems to repeat them three times.
How can I edit this code to print only the selected features?
arcpy shapefile
New contributor
Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
I'm trying to use ArcPy to print a list of addresses of land parcels crossed by a power line. I'm using the following code to accomplish this:
# Loop through features in parcels.shp
for feature in parcel:
# Search cursor for address field
cursor = arcpy.da.SearchCursor(parcel, 'SITUSADDR')
# Loop through cursor
for row in cursor:
# Select features crossed by powerline.shp
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
# Loop through matchcount, print
for i in matchcount:
print((row[0]))
# Give feedback if there are no matches
if matchcount == 0:
print('No features matched spatial criteria.')
The code is able to print addresses, but isn't filtering them the way I'm expecting it too. Rather than printing several addresses from 'matchcount' it prints the addresses of all parcels and seems to repeat them three times.
How can I edit this code to print only the selected features?
arcpy shapefile
arcpy shapefile
New contributor
Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
edited 30 mins ago
PolyGeo♦
54.1k1782246
54.1k1782246
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Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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asked 2 hours ago
MeganMegan
305
305
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Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
Megan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
add a comment |
1 Answer
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You have some issues with your code.
If parcel is referencing a shapefile, for example:
parcel = r'C:folderparcels.shp'
Then parcel will be a string and when you do:
for feature in parcel:
You will be iterating over each character in it.
And im pretty sure matchcount will not be a selection or a layer, it will be a result object when you do this:
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
The selection is made on parcel, if it is a feature layer created with MakeFeatureLayer.
I suggest you try Intersecting parcels and lines then read the output using da.SearchCursor. You can write the output to memory (or in_memory) if you dont want to save the output to disk.
Select By Location for each feature like you try will be slow.
add a comment |
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1 Answer
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1 Answer
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active
oldest
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votes
You have some issues with your code.
If parcel is referencing a shapefile, for example:
parcel = r'C:folderparcels.shp'
Then parcel will be a string and when you do:
for feature in parcel:
You will be iterating over each character in it.
And im pretty sure matchcount will not be a selection or a layer, it will be a result object when you do this:
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
The selection is made on parcel, if it is a feature layer created with MakeFeatureLayer.
I suggest you try Intersecting parcels and lines then read the output using da.SearchCursor. You can write the output to memory (or in_memory) if you dont want to save the output to disk.
Select By Location for each feature like you try will be slow.
add a comment |
You have some issues with your code.
If parcel is referencing a shapefile, for example:
parcel = r'C:folderparcels.shp'
Then parcel will be a string and when you do:
for feature in parcel:
You will be iterating over each character in it.
And im pretty sure matchcount will not be a selection or a layer, it will be a result object when you do this:
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
The selection is made on parcel, if it is a feature layer created with MakeFeatureLayer.
I suggest you try Intersecting parcels and lines then read the output using da.SearchCursor. You can write the output to memory (or in_memory) if you dont want to save the output to disk.
Select By Location for each feature like you try will be slow.
add a comment |
You have some issues with your code.
If parcel is referencing a shapefile, for example:
parcel = r'C:folderparcels.shp'
Then parcel will be a string and when you do:
for feature in parcel:
You will be iterating over each character in it.
And im pretty sure matchcount will not be a selection or a layer, it will be a result object when you do this:
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
The selection is made on parcel, if it is a feature layer created with MakeFeatureLayer.
I suggest you try Intersecting parcels and lines then read the output using da.SearchCursor. You can write the output to memory (or in_memory) if you dont want to save the output to disk.
Select By Location for each feature like you try will be slow.
You have some issues with your code.
If parcel is referencing a shapefile, for example:
parcel = r'C:folderparcels.shp'
Then parcel will be a string and when you do:
for feature in parcel:
You will be iterating over each character in it.
And im pretty sure matchcount will not be a selection or a layer, it will be a result object when you do this:
matchcount=arcpy.SelectLayerByLocation_management(parcel, 'CROSSED_BY_THE_OUTLINE_OF', power)
The selection is made on parcel, if it is a feature layer created with MakeFeatureLayer.
I suggest you try Intersecting parcels and lines then read the output using da.SearchCursor. You can write the output to memory (or in_memory) if you dont want to save the output to disk.
Select By Location for each feature like you try will be slow.
edited 31 mins ago
PolyGeo♦
54.1k1782246
54.1k1782246
answered 1 hour ago
BERABERA
17.4k62044
17.4k62044
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Megan is a new contributor. Be nice, and check out our Code of Conduct.
Megan is a new contributor. Be nice, and check out our Code of Conduct.
Megan is a new contributor. Be nice, and check out our Code of Conduct.
Megan is a new contributor. Be nice, and check out our Code of Conduct.
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