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authorMike Bayer <mike_mp@zzzcomputing.com>2009-01-03 22:40:58 +0000
committerMike Bayer <mike_mp@zzzcomputing.com>2009-01-03 22:40:58 +0000
commit54c00bb127feb5388f868d32116d3aa6980e39fb (patch)
tree72142ea050f8a402cb6712bf594612f39f64d606 /lib/sqlalchemy/sql/util.py
parent653191d913b980964d45b4ef92ed6a0b5d95af91 (diff)
downloadsqlalchemy-54c00bb127feb5388f868d32116d3aa6980e39fb.tar.gz
docstrings for the hated fold_equivalents argument/function
Diffstat (limited to 'lib/sqlalchemy/sql/util.py')
-rw-r--r--lib/sqlalchemy/sql/util.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sqlalchemy/sql/util.py b/lib/sqlalchemy/sql/util.py
index a808c508d..b8ceabb74 100644
--- a/lib/sqlalchemy/sql/util.py
+++ b/lib/sqlalchemy/sql/util.py
@@ -346,7 +346,10 @@ def criterion_as_pairs(expression, consider_as_foreign_keys=None, consider_as_re
return pairs
def folded_equivalents(join, equivs=None):
- """Returns the column list of the given Join with all equivalently-named,
+ """Return a list of uniquely named columns.
+
+ The column list of the given Join will be narrowed
+ down to a list of all equivalently-named,
equated columns folded into one column, where 'equated' means they are
equated to each other in the ON clause of this join.