diff --git a/prule/builtin/__init__.py b/prule/builtin/__init__.py
index cc320a6448dfe80aa6ebd06e653b2b3a60271d57..e95e9850b0b6222d5f6ebc3198e9211e027c1fc8 100644
--- a/prule/builtin/__init__.py
+++ b/prule/builtin/__init__.py
@@ -186,7 +186,6 @@ class Data:
                 col_mean = np.mean(sel, axis=1, keepdims=True)
                 new_col.append(col_mean)
             new_array = np.column_stack(new_col)
-            print(new_array.shape)
             return Data(new_array, copy.deepcopy(self.time), copy.deepcopy(self.metadata))
     # mean_int
     # This "mean" function considers irregular sample times by
@@ -257,7 +256,6 @@ class Data:
                 col_sum = np.sum(sel, axis=1, keepdims=True)
                 new_col.append(col_sum)
             new_array = np.column_stack(new_col)
-            print(new_array.shape)
             return Data(new_array, copy.deepcopy(self.time), copy.deepcopy(self.metadata))
     def any(self, scope='time'):
         if scope == 'all':
@@ -363,7 +361,6 @@ class Data:
             pf = np.polynomial.polynomial.Polynomial.fit(x, self.array[:,i].magnitude, deg=1)
             pf_conv = pf.convert()
             pfs.append(pf_conv)
-            print(pf)
         return pfs
     def to_array(self):
         time = self.time