tbl: remove dead tbl param from _Column.__init__

Author: Steve Canny

docx/table.py

@@ -27,7 +27,7 @@ def add_column(self):
         gridCol = tblGrid.add_gridCol()
         for tr in self._tbl.tr_lst:
             tr.add_tc()
-        return _Column(gridCol, self._tbl, self)
+        return _Column(gridCol, self)
 
     def add_row(self):
         """
@@ -242,10 +242,9 @@ class _Column(Parented):
     """
     Table column
     """
-    def __init__(self, gridCol, tbl, parent):
+    def __init__(self, gridCol, parent):
         super(_Column, self).__init__(parent)
         self._gridCol = gridCol
-        self._tbl = tbl
 
     @property
     def cells(self):
@@ -299,11 +298,11 @@ def __getitem__(self, idx):
         except IndexError:
             msg = "column index [%d] is out of range" % idx
             raise IndexError(msg)
-        return _Column(gridCol, self._tbl, self)
+        return _Column(gridCol, self)
 
     def __iter__(self):
         for gridCol in self._gridCol_lst:
-            yield _Column(gridCol, self._tbl, self)
+            yield _Column(gridCol, self)
 
     def __len__(self):
         return len(self._gridCol_lst)

tests/test_table.py

@@ -447,7 +447,7 @@ def it_knows_its_index_in_table_to_help(self, index_fixture):
 
     @pytest.fixture
     def cells_fixture(self, _index_, table_prop_, table_):
-        column = _Column(None, None, None)
+        column = _Column(None, None)
         _index_.return_value = column_idx = 4
         expected_cells = (3, 2, 1)
         table_.column_cells.return_value = list(expected_cells)
@@ -457,12 +457,12 @@ def cells_fixture(self, _index_, table_prop_, table_):
     def index_fixture(self):
         tbl = element('w:tbl/w:tblGrid/(w:gridCol,w:gridCol,w:gridCol)')
         gridCol, expected_idx = tbl.tblGrid[1], 1
-        column = _Column(gridCol, tbl, None)
+        column = _Column(gridCol, None)
         return column, expected_idx
 
     @pytest.fixture
     def table_fixture(self, parent_, table_):
-        column = _Column(None, None, parent_)
+        column = _Column(None, parent_)
         parent_.table = table_
         return column, table_
 
@@ -476,7 +476,7 @@ def table_fixture(self, parent_, table_):
     ])
     def width_get_fixture(self, request):
         gridCol_cxml, expected_width = request.param
-        column = _Column(element(gridCol_cxml), None, None)
+        column = _Column(element(gridCol_cxml), None)
         return column, expected_width
 
     @pytest.fixture(params=[
@@ -487,7 +487,7 @@ def width_get_fixture(self, request):
     ])
     def width_set_fixture(self, request):
         gridCol_cxml, new_value, expected_cxml = request.param
-        column = _Column(element(gridCol_cxml), None, None)
+        column = _Column(element(gridCol_cxml), None)
         expected_xml = xml(expected_cxml)
         return column, new_value, expected_xml