ListVersions

Zusammenfassung

Lists the versions in the workspace.

Diskussion

You can specify the path to a connection file as an argument to the function or you can set the workspace environment to the connection file and call the ListVersions function without any arguments.

Hinweis:

The arcpy.da.ListVersions function should not to be confused with the arcpy.ListVersions function which is used to return a list of version names the connected user has permission to use.

Syntax

ListVersions (sde_workspace)

Parameter	Erläuterung	Datentyp
sde_workspace	An enterprise geodatabase workspace.	String

Rückgabewert

Datentyp	Erläuterung
Version	The list returned from the function containing Version objects.

Codebeispiel

ListVersions example 1

Identify all versions modified within the last week.

import arcpy
import datetime

# Use datetime to establish current date/time
#
now = datetime.datetime.now()

sdeConnection = "Database Connections/toolboxDEFAULTVersion.sde"

# Compare lastModified property of each version to current date, and 
#  print version name if the version was modified in the last 7 days.
#
for version in arcpy.da.ListVersions(sdeConnection):
    if (now - version.lastModified).days < 7:
        print(version.name)

ListVersions example 2

Delete any versions belonging to a particular user and have no children.

import arcpy

sdeConnection = "Database Connections/toolboxDEFAULTVersion.sde"

for version in arcpy.da.ListVersions(sdeConnection):
    # Delete any versions owned by "RJones" that don't have any children
    #
    if version.name.split(".")[0] == "RJones" and not version.children:
        print("Deleting version {0}".format(version.name))
        arcpy.DeleteVersion_management(sdeConnection, version.name)

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