remove redundant values from schema

The bd-uninstallable-explainer value null is equivalent to skipping the
option and thus dropped. The network value "undefined" is equivalent to
skipping the option and thus dropped.

Reported-by: David Kalnischkies <donkult@debian.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/mdbp/pbuilder.py b/mdbp/pbuilder.py
index 07dcac5..e59f262 100644
--- a/mdbp/pbuilder.py
+++ b/mdbp/pbuilder.py
@@ -20,9 +20,9 @@ def main() -> None:
 
     if build.get("lintian", {}).get("run"):
         raise ValueError("running lintian not supported")
-    if build.get("bd-uinstallable-explainer"):
+    if "bd-uninstallable-explainer" in build:
         raise ValueError("bd-uninstallable-explainer %r not supported" %
-                         build.get("bd-uinstallable-explainer"))
+                         build["bd-uinstallable-explainer"])
     if build.get("buildpath"):
         raise ValueError("buildpath not supported")
     if build["distribution"] in ("sid", "unstable"):