WorkflowExecutionStepError

Resumen

Se produce la excepción WorkflowExecutionStepError si un paso del flujo de trabajo detecta un error de ejecución.

Debate

Se produce la excepción WorkflowExecutionStepError si no es posible ejecutar el paso del flujo de trabajo. Por ejemplo, se producirá el error si se intenta ejecutar un paso incompatible, como DefineAOI, EditExtendedProperties, LaunchArcMap, LaunchGP, OpenMap y SelectDataWorkspace.

Muestra de código

La excepción WorkflowExecutionStepError se utiliza abajo para manejar los errores derivados de intentar ejecutar un paso del flujo de trabajo.

import arcpy
import sys
import traceback


# Define the callback response function. In this case it will prompt the user using the console to respond.
def callback(question, responses):

    # Print out the expected responses
    for resp in responses:
        print("[%i] %s" + (resp[1], resp[0]))

    # Prompt the user to respond
    val = int(input("%s - %s: " % (question[1], question[0])))

    # Return their response. Currently only returning the value, but could also return a note (for questions) and the name of the response
    return val, "", ""


# Establish a connection to a Workflow database
conn = arcpy.wmx.Connect(r'c:\test\Workflow.jtc')

# Get a Job for Execution
job = conn.getJob(77601)

try:
    # Execute the current Step in the Job - a LaunchArcmap step without Proceed to Next enabled
    result = job.executeStep(callback=callback)

    # A Launch ArcMap step will not finish automatically it will be complete after the user indicates it is.
    if not result.finished:
        t = input("Please press any key and hit enter when finished step") 

        # Finish the step and Mark as Complete
        result.finishStep(callback=callback) 
        job.markStepAsComplete(callback=callback)

        # Run the next step in the workflow
        result = job.executeStep(callback=callback)

    print("Executing a 2nd step returned %i" % result.returnCode)
    
    # Mark the step as complete
    job.markStepAsComplete(callback=callback) 

except wmx.WorkflowExecutionStepError as e:
    print("Step failed to execute:")
    print("-"*60)
    traceback.print_exc()