Added a mandatory type conversion of numpy array to the vector type i…

…n StdVectorList iadd()
grand-mother · Jan 23, 2025 · 3233e59 · 3233e59
1 parent 8be0351
commit 3233e59
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/grand/dataio/root_trees.py b/grand/dataio/root_trees.py
@@ -148,6 +148,8 @@ def __iadd__(self, value):
     # function modified by Jelena to fix the negative issue, use at own risk
         try:
             if isinstance(value, np.ndarray):
+                # Sometimes, for example, int is given in place of unsigned int, and C++ fuction does not convert it, so python conversion is needed
+                value = value.astype(cpp_to_numpy_typecodes[self.basic_vec_type])
                 if self.ndim == 1: ROOT.fill_vec_1D[self.basic_vec_type](np.ascontiguousarray(value), np.array(value.shape).astype(np.int32), self._vector)
                 if self.ndim == 2: ROOT.fill_vec_2D[self.basic_vec_type](np.ascontiguousarray(value), np.array(value.shape).astype(np.int32), self._vector)
                 if self.ndim == 3: ROOT.fill_vec_3D[self.basic_vec_type](np.ascontiguousarray(value), np.array(value.shape).astype(np.int32), self._vector)