suggestion

Author: lithomas1

pandas/_libs/src/vendored/numpy/datetime/np_datetime.c

@@ -1070,11 +1070,8 @@ void pandas_timedelta_to_timedeltastruct(npy_timedelta td,
  */
 PyArray_DatetimeMetaData
 get_datetime_metadata_from_dtype(PyArray_Descr *dtype) {
-#if NPY_ABI_VERSION >= 0x02000000
-  // we're compiling with numpy > 2.0
-  _PyArray_LegacyDescr *ldtype = (_PyArray_LegacyDescr *)dtype;
-  return (((PyArray_DatetimeDTypeMetaData *)ldtype->c_metadata)->meta);
-#else
-  return (((PyArray_DatetimeDTypeMetaData *)dtype->c_metadata)->meta);
-#endif
+  #if NPY_ABI_VERSION < 0x02000000
+    #define PyDataType_C_METADATA(descr) ((descr)->c_metadata)
+  #endif
+  return (PyDataType_C_METADATA(descr)->meta);
 }