diff options
Diffstat (limited to 'lib/sqlalchemy/mapper.py')
| -rw-r--r-- | lib/sqlalchemy/mapper.py | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/sqlalchemy/mapper.py b/lib/sqlalchemy/mapper.py index 366e86b6d..cb5ba8b62 100644 --- a/lib/sqlalchemy/mapper.py +++ b/lib/sqlalchemy/mapper.py @@ -818,7 +818,6 @@ class PropertyLoader(MapperProperty): if self.direction == PropertyLoader.CENTER: secondary_delete = [] secondary_insert = [] - associationrow = {} if delete: for obj in deplist: childlist = getlist(obj, False) @@ -831,12 +830,10 @@ class PropertyLoader(MapperProperty): for obj in deplist: childlist = getlist(obj) if childlist is None: continue - clearkeys = False for child in childlist.added_items(): associationrow = {} self._synchronize(obj, child, associationrow, False) secondary_insert.append(associationrow) - clearkeys = True for child in childlist.deleted_items(): associationrow = {} self._synchronize(obj, child, associationrow, True) @@ -897,17 +894,18 @@ class PropertyLoader(MapperProperty): dest = associationrow for rule in self.syncrules: + localsource = source (smapper, scol, dmapper, dcol) = rule - if source is None: + if localsource is None: if dmapper == PropertyLoader.LEFT: - source = obj + localsource = obj elif dmapper == PropertyLoader.RIGHT: - source = child + localsource = child if clearkeys: value = None else: - value = smapper._getattrbycolumn(source, scol) + value = smapper._getattrbycolumn(localsource, scol) if dest is associationrow: associationrow[dcol.key] = value |