penguin-wwy commented on code in PR #1942:
URL: https://github.com/apache/fury/pull/1942#discussion_r1841681685
##########
python/pyfury/_serialization.pyx:
##########
@@ -1644,29 +1656,143 @@ cdef class CollectionSerializer(Serializer):
cpdef int16_t get_xtype_id(self):
return -FuryType.LIST.value
+ cpdef int8_t write_header(self, Buffer buffer, value):
+ cdef int8_t collect_flag = COLLECTION_DEFAULT_FLAG
+ elem_type = type(next(iter(value)))
+ for s in value:
+ if type(s) is not elem_type:
+ collect_flag |= COLLECTION_NOT_SAME_TYPE
+ break
+ if self.fury.ref_tracking:
+ collect_flag |= COLLECTION_TRACKING_REF
+ buffer.write_varint64((len(value) << 4) | collect_flag)
+ return collect_flag
+
cpdef write(self, Buffer buffer, value):
- buffer.write_varint32(len(value))
+ if len(value) == 0:
+ buffer.write_varint64(0)
+ return
+ cdef int8_t collect_flag = self.write_header(buffer, value)
cdef MapRefResolver ref_resolver = self.ref_resolver
cdef ClassResolver class_resolver = self.class_resolver
+ if (collect_flag & COLLECTION_NOT_SAME_TYPE) == 0:
+ elem_type = type(next(iter(value)))
Review Comment:
done
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