pitrou commented on code in PR #47087:
URL: https://github.com/apache/arrow/pull/47087#discussion_r2314218042
##########
python/pyarrow/_parquet.pyx:
##########
@@ -2408,3 +2411,77 @@ cdef class ParquetWriter(_Weakrefable):
return result
raise RuntimeError(
'file metadata is only available after writer close')
+
+ @property
+ def properties(self):
+ cdef const WriterProperties* props_ptr
+ cdef WriterPropertiesWrapper result
+
+ props_ptr = &self.writer.get().properties()
+ result = WriterPropertiesWrapper.__new__(WriterPropertiesWrapper)
+ result.init(props_ptr)
+ return result
+
+ @property
+ def arrow_properties(self):
+ cdef ArrowWriterPropertiesWrapper result
+
+ result =
ArrowWriterPropertiesWrapper.__new__(ArrowWriterPropertiesWrapper)
+ result.init(self._arrow_properties)
+ return result
+
+
+cdef class WriterPropertiesWrapper(_Weakrefable):
+ cdef:
+ const WriterProperties* props
+
+ def __cinit__(self):
+ self.props = NULL
+
+ cdef init(self, const WriterProperties* props):
+ self.props = props
+
+ @property
+ def version(self):
+ return self.props.version()
+
+ @property
+ def created_by(self):
+ return frombytes(self.props.created_by())
+
+ @property
+ def dictionary_enabled(self):
+ return self.props.default_column_properties().dictionary_enabled()
+
+ @property
+ def statistics_enabled(self):
+ return self.props.default_column_properties().statistics_enabled()
+
+
+cdef class ArrowWriterPropertiesWrapper(_Weakrefable):
Review Comment:
Same here.
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