How to use ArcPy to check if a search cursor returns anything?
How can I use arcpy to check if a search cursor returns anything and then do something based on the answer. So far I have this and it recognizes the positive – i.e. when i pass the query for 001 it gets the value, but when I substitute a bad value, the script does not print “No Search Cursor” An else on a for loop doesn’t work like that.
Where do I find the row object in ArcPy?
arcpy cursors: The Row object represents the row of a table. The Row object is returned from InsertCursor, SearchCursor, and UpdateCursor. and a Row object has a getValue method.
Which is the best search cursor in ArcGIS?
Just a tip – if you’re using ArcGIS 10.1 or higher, you should look at the arcpy.da version of search cursor, as it’s much faster. Also, consider using the with… notation used in the example on that page, as it’s a cleaner way to manage the cursor.
What is the getparameterastext function in ArcPy?
This can be done by using arcpy’s function called .GetParameterAsText () where the index value of the parameter is passed to the function (where number 0 is the first parameter). ArcGIS has a good documentation that should be used for searching the information about how different functions are used.
When to use the arcpy.da searchcursor token?
If only simple geometry information is required, such as the x,y coordinate of a point, use tokens such as SHAPE@XY, SHAPE@Z, and SHAPE@M for faster, more efficient access. arcpy.da.SearchCursor should not to be confused with the arcpy.SearchCursor. The feature class, layer, table, or table view. [field_names,…] A list (or tuple) of field names.
How can I use search cursor in Python?
Use SearchCursor with a where clause to identify features that meet specific criteria. Use SearchCursor and Python’s sorted method to sort rows.For additional sorting options, see Python’s Sorting Mini-HOW TO. Alternatively, sort using sql_clause if the data supports SQL ORDER BY.