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little speedup for table init

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This commit is contained in:
Michele Comitini
2013-09-06 15:15:34 +02:00
parent fceb9a57ce
commit af073a2af1
1 changed files with 20 additions and 16 deletions
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36
gluon/dal.py
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@@ -8302,14 +8302,15 @@ class Table(object):
self.add_method = MethodAdder(self)
fieldnames,newfields=set(),[]
if hasattr(self,'_primarykey'):
if not isinstance(self._primarykey,list):
_primarykey = getattr(self, '_primarykey', None)
if _primarykey is not None:
if not isinstance(_primarykey, list):
raise SyntaxError(
"primarykey must be a list of fields from table '%s'" \
% tablename)
if len(self._primarykey)==1:
if len(_primarykey)==1:
self._id = [f for f in fields if isinstance(f,Field) \
and f.name==self._primarykey[0]][0]
and f.name==_primarykey[0]][0]
elif not [f for f in fields if (isinstance(f,Field) and
f.type=='id') or (isinstance(f, dict) and
f.get("type", None)=="id")]:
@@ -8361,18 +8362,21 @@ class Table(object):
lower_fieldnames = set()
reserved = dir(Table) + ['fields']
if (db and db.check_reserved):
check_reserved = db.check_reserved_keyword
else:
def check_reserved(field_name):
if field_name in reserved:
raise SyntaxError("field name %s not allowed" % field_name)
for field in fields:
field_name = field.name
if db and db.check_reserved:
db.check_reserved_keyword(field_name)
elif field_name in reserved:
raise SyntaxError("field name %s not allowed" % field_name)
if field_name.lower() in lower_fieldnames:
check_reserved(field_name)
fn_lower = field_name.lower()
if fn_lower in lower_fieldnames:
raise SyntaxError("duplicate field %s in table %s" \
% (field_name, tablename))
else:
lower_fieldnames.add(field_name.lower())
lower_fieldnames.add(fn_lower)
self.fields.append(field_name)
self[field_name] = field
@@ -8383,8 +8387,8 @@ class Table(object):
field.db = field._db = db
self.ALL = SQLALL(self)
if hasattr(self,'_primarykey'):
for k in self._primarykey:
if _primarykey is not None:
for k in _primarykey:
if k not in self.fields:
raise SyntaxError(
"primarykey must be a list of fields from table '%s " % tablename)
@@ -8455,10 +8459,10 @@ class Table(object):
field_type = field.type
if isinstance(field_type,str) and field_type[:10] == 'reference ':
ref = field_type[10:].strip()
if not ref.strip():
raise SyntaxError('Table: reference to nothing: %s' %ref)
if not ref:
SyntaxError('Table: reference to nothing: %s' %ref)
if '.' in ref:
rtablename, rfieldname = ref.split('.',1)
rtablename, throw_it,rfieldname = ref.partition('.')
else:
rtablename, rfieldname = ref, None
if not rtablename in db: