Add a new PulpException

pulpcore/exceptions/__init__.py

@@ -23,6 +23,7 @@
     HttpResponseError,
     SslConnectionError,
     RemoteConnectionError,
+    FeatureNotImplementedError,
 )
 from .validation import (
     ContentOverwriteError,

pulpcore/exceptions/base.py

@@ -430,3 +430,18 @@ def __str__(self):
         return f"[{self.error_code}] " + _("Connection failed for {url}: {details}").format(
             url=self.url, details=self.details
         )
+
+
+class FeatureNotImplementedError(PulpException):
+    """
+    Raised when a requested feature is not yet implemented.
+    """
+
+    error_code = "PLP0028"
+
+    def __init__(self, message):
+        super().__init__()
+        self.message = message
+
+    def __str__(self):
+        return f"[{self.error_code}] {self.message}"

pulpcore/plugin/exceptions.py

@@ -2,6 +2,7 @@
     ContentOverwriteError,
     DigestValidationError,
     ExternalServiceError,
+    FeatureNotImplementedError,
     HttpResponseError,
     InvalidSignatureError,
     MissingDigestValidationError,
@@ -22,6 +23,7 @@
     "ContentOverwriteError",
     "ValidationError",
     "DigestValidationError",
+    "FeatureNotImplementedError",
     "InvalidSignatureError",
     "PulpException",
     "SizeValidationError",