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This patch to the python bindings adds C versions of the often-used

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query args quoting routines, as well as support for quoting lists e.g.
dbc.execute("SELECT * FROM foo WHERE blah IN %s", ([1,2,3],))

Elliot Lee
This commit is contained in:
Bruce Momjian
2002-03-05 00:23:13 +00:00
parent 25b0b09fd3
commit 14b05248cc
2 changed files with 170 additions and 22 deletions
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50
src/interfaces/python/pgdb.py
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@ -260,32 +260,38 @@ class pgdbCursor:
pass
def _quote(x):
if type(x) == types.StringType:
x = "'" + string.replace(
string.replace(str(x), '\\', '\\\\'), "'", "''") + "'"
try:
_quote = _pg.quote_fast
_quoteparams = _pg.quoteparams_fast
except NameError:
def _quote(x):
if type(x) == types.StringType:
x = "'" + string.replace(
string.replace(str(x), '\\', '\\\\'), "'", "''") + "'"
elif type(x) in (types.IntType, types.LongType, types.FloatType):
pass
elif x is None:
x = 'NULL'
elif hasattr(x, '__pg_repr__'):
x = x.__pg_repr__()
else:
raise InterfaceError, 'do not know how to handle type %s' % type(x)
elif type(x) in (types.IntType, types.LongType, types.FloatType):
pass
elif x is None:
x = 'NULL'
elif type(x) in (types.ListType, types.TupleType):
return '(%s)' % ','.join(map(lambda x: str(_quote(x)), x))
elif hasattr(x, '__pg_repr__'):
x = x.__pg_repr__()
else:
raise InterfaceError, 'do not know how to handle type %s' % type(x)
return x
return x
def _quoteparams(s, params):
if hasattr(params, 'has_key'):
x = {}
for k, v in params.items():
x[k] = _quote(v)
params = x
else:
params = tuple(map(_quote, params))
def _quoteparams(s, params):
if hasattr(params, 'has_key'):
x = {}
for k, v in params.items():
x[k] = _quote(v)
params = x
else:
params = tuple(map(_quote, params))
return s % params
return s % params
### connection object