Fokko commented on code in PR #5627:
URL: https://github.com/apache/iceberg/pull/5627#discussion_r954231802
##########
python/pyiceberg/schema.py:
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@@ -638,3 +640,61 @@ def map(self, map_type: MapType, key_result: int,
value_result: int) -> int:
def primitive(self, primitive: PrimitiveType) -> int:
return 0
+
+
+def assign_fresh_schema_ids(schema: Schema) -> Schema:
+ """Traverses the schema, and sets new IDs"""
+ schema_struct = visit(schema.as_struct(), _SetFreshIDs())
+
+ fresh_identifier_field_ids = []
+ new_schema = Schema(*schema_struct.fields)
+ for field_id in schema.identifier_field_ids:
+ original_field = schema.find_field(field_id)
+ if original_field is None:
+ raise ValueError(f"Could not find field: {field_id}")
+ fresh_field = new_schema.find_field(original_field.name)
Review Comment:
Great catch, thanks!
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