Deprecate unused backend_ps.{PsBackendHelper,ps_backend_helper}.

anntzer · anntzer · commit 8db31d21ab7c · 2022-10-17T13:06:12.000+02:00
The entire contents of the class have previously been deprecated and
removed, but the class itself and its sole instance were left around.
diff --git a/doc/api/next_api_changes/deprecations/24198-AL.rst b/doc/api/next_api_changes/deprecations/24198-AL.rst
@@ -0,0 +1,3 @@
+``backend_ps.PsBackendHelper`` and ``backend_ps.ps_backend_helper``
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+... are deprecated with no replacement.
diff --git a/lib/matplotlib/backends/backend_ps.py b/lib/matplotlib/backends/backend_ps.py
@@ -39,12 +39,17 @@
 debugPS = False
 
 
+@_api.deprecated("3.7")
 class PsBackendHelper:
     def __init__(self):
         self._cached = {}
 
 
-ps_backend_helper = PsBackendHelper()
+@_api.caching_module_getattr
+class __getattr__:
+    # module-level deprecations
+    ps_backend_helper = _api.deprecated("3.7", obj_type="")(
+        property(lambda self: PsBackendHelper()))
 
 
 papersize = {'letter': (8.5, 11),

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	+``backend_ps.PsBackendHelper`` and ``backend_ps.ps_backend_helper``
	`2`	`+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~`
	`3`	`+... are deprecated with no replacement.`