[AppConfig] appconfig kv restore/show/list, appconfig revision list: Update datetime validation to accept timezone offset (#30369)

Author: albertofori

src/azure-cli/azure/cli/command_modules/appconfig/_params.py

@@ -57,7 +57,7 @@ def load_arguments(self, _):
     )
     datatime_filter_arg_type = CLIArgumentType(
         validator=validate_datetime,
-        help='Format: "YYYY-MM-DDThh:mm:ssZ". If no time zone specified, use UTC by default.'
+        help='Format: "YYYY-MM-DDThh:mm:ss["Z"/±hh:mm]. If no time zone or offset specified, use UTC by default.'
     )
     top_arg_type = CLIArgumentType(
         options_list=['--top', '-t'],

src/azure-cli/azure/cli/command_modules/appconfig/_validators.py

@@ -6,9 +6,9 @@
 # pylint: disable=line-too-long
 
 import json
-import re
 import azure.cli.core.azclierror as CLIErrors
 
+from datetime import datetime
 from knack.log import get_logger
 from knack.util import CLIError
 from azure.cli.core.azclierror import (InvalidArgumentValueError,
@@ -30,11 +30,22 @@
 
 
 def validate_datetime(namespace):
-    ''' valid datetime format:YYYY-MM-DDThh:mm:ssZ '''
-    datetime_format = '^[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[1-2][0-9]|3[0-1])T(2[0-3]|[01][0-9]):[0-5][0-9]:[0-5][0-9][a-zA-Z]{0,5}$'
-    if namespace.datetime is not None and re.search(datetime_format, namespace.datetime) is None:
-        raise CLIError(
-            'The input datetime is invalid. Correct format should be YYYY-MM-DDThh:mm:ssZ ')
+    ''' valid datetime format: YYYY-MM-DDThh:mm:ss["Z"/±hh:mm]'''
+    supported_formats = ["%Y-%m-%dT%H:%M:%S", "%Y-%m-%dT%H:%M:%Sz", "%Y-%m-%dT%H:%M:%S%z"]
+    if namespace.datetime is not None:
+        for supported_format in supported_formats:
+            if __tryparse_datetime(namespace.datetime, supported_format):
+                return
+
+        raise InvalidArgumentValueError('The input datetime is invalid. Correct format should be YYYY-MM-DDThh:mm:ss["Z"/±hh:mm].')
+
+
+def __tryparse_datetime(datetime_string, dt_format):
+    try:
+        datetime.strptime(datetime_string, dt_format)
+        return True
+    except ValueError:
+        return False
 
 
 def validate_connection_string(cmd, namespace):

src/azure-cli/azure/cli/command_modules/appconfig/tests/latest/recordings/test_appconfig_to_appconfig_import_export.yaml

@@ -154,7 +154,7 @@ interactions:
       x-content-type-options:
       - nosniff
       x-ms-ratelimit-remaining-subscription-global-reads:
-      - '16499'
+      - '16497'
       x-msedge-ref:
       - 'Ref A: 1A86A1CFAB9D4A43B1B5DD4D1BD8FACB Ref B: DB3EDGE3221 Ref C: 2025-01-17T08:00:08Z'
     status: