Default hdfs.replication to 0 (defer to hdfs-site.xml)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: 2 people

pyiceberg/io/pyarrow.py

@@ -579,8 +579,8 @@ def _initialize_hdfs_fs(self, scheme: str, netloc: Optional[str]) -> FileSystem:
         from pyarrow.fs import HadoopFileSystem
 
         hdfs_kwargs: Dict[str, Any] = {}
-        if replication := self.properties.get(HDFS_REPLICATION):
-            hdfs_kwargs["replication"] = int(replication)
+        replication = self.properties.get(HDFS_REPLICATION, "0")
+        hdfs_kwargs["replication"] = int(replication)
         if netloc:
             hdfs_kwargs["host"] = netloc
         elif host := self.properties.get(HDFS_HOST):