Restore SplashJsonResponse.body_as_unicode() with a deprecation warning

Author: Gallaecio

CHANGES.rst

@@ -7,7 +7,7 @@ Changes
 * Removed official support for Python 2.7, 3.4, 3.5 and 3.6, and added official
   support for Python 3.9, 3.10 and 3.11.
 
-* Removed ``SplashJsonResponse.body_as_unicode()``, replaced by
+* Deprecated ``SplashJsonResponse.body_as_unicode()``, to be replaced by
   ``SplashJsonResponse.text``.
 
 * Removed calls to obsolete ``to_native_str``, removed in Scrapy 2.8.

scrapy_splash/response.py

@@ -4,6 +4,7 @@
 import json
 import base64
 import re
+from warnings import warn
 
 from scrapy.http import Response, TextResponse
 from scrapy import Selector
@@ -128,6 +129,17 @@ def data(self):
     def text(self):
         return self._ubody
 
+    def body_as_unicode(self):
+        warn(
+            (
+                "The body_as_unicode() method is deprecated, use the text "
+                "property instead."
+            ),
+            DeprecationWarning,
+            stacklevel=2,
+        )
+        return self._ubody
+
     @property
     def _ubody(self):
         if self._cached_ubody is None: