Methods __len__ (number of lines used) and __sizeof__ (total size in

bytes) implemented for columns.
2015-11-09 15:56:20 +01:00
parent 01bfc14503
commit 0e3d6ed2d7
2 changed files with 11 additions and 2 deletions
--- a/python/obitools3/obidms/_obidms.pyx
+++ b/python/obitools3/obidms/_obidms.pyx
@ -274,7 +274,15 @@ cdef class OBIDMS_column :
                self.pointer = obi_clone_column(self.dms.pointer, column_name_b, version_number, clone_data)
            else :
                self.pointer = obi_open_column(self.dms.pointer, column_name_b, version_number)
-        
+
+
+    def __len__(self):
+        return self.pointer.header.lines_used
+    
+    
+    def __sizeof__(self):
+        return (self.pointer.header.header_size + self.pointer.header.data_size)
+    
    
    def __iter__(self):