pitrou commented on code in PR #45549:
URL: https://github.com/apache/arrow/pull/45549#discussion_r1963261825
##########
python/pyarrow/_parquet.pyx:
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@@ -739,6 +749,9 @@ cdef class SortingColumn:
cdef class RowGroupMetaData(_Weakrefable):
"""Metadata for a single row group."""
+ def __init__(self):
+ raise TypeError(f"Can't instantiate internal class
{self.__class__.__name__}")
+
def __cinit__(self, FileMetaData parent, int index):
if index < 0 or index >= parent.num_row_groups:
raise IndexError('{0} out of bounds'.format(index))
Review Comment:
Unless you want to spend time on this solution:
> The only solution that I can think of right now is to convert these
`__cinit__` into empty ones and have a dedicated method to do the
initialization in python.
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