Ich habe Probleme, Daten von QuerySelectField mit query_factory zu speichern. Ich werde immer am Ende mit:Erhalte Datenwerte von QuerySelectField mit query_factory
Fehlermeldung
InterfaceError: (sqlite3.InterfaceError)
Error binding parameter 2 - probably unsupported type.
[SQL: u'INSERT INTO asset_objects (asset_name, asset_type, asset_owner)
VALUES (?, ?, ?)'] [parameters: (u'd', u'Process', <__main__.Model_New_Users
object at 0x03819A50>)]
DB Modell
# --- New Information Assets ---
class Model_New_Asset(db.Model):
__tablename__ = 'asset_objects'
id = db.Column('asset_id', db.Integer, primary_key=True)
asset_name = db.Column(db.String(64), unique=False, index=True)
asset_type = db.Column(db.String(64), unique=False, index=True)
asset_owner = db.Column(db.String(64), unique=False, index=True)
def __init__(self, asset_name, asset_type, asset_owner):
self.asset_name = asset_name
self.asset_type = asset_type
self.asset_owner = asset_owner
Formular
class Form_New_Asset(Form):
asset_name = StringField(u'Asset')
asset_type = SelectField(u'Asset type',
choices=[('Process', 'Process'),
('Information', 'Information'),
('Informationssystem', 'Informationssystem'),
('Applikation', 'Applikation')])
# From Model_New_Users
asset_owner = QuerySelectField(u'Owner',
query_factory=lambda: Model_New_Users.query.all(),
get_label='owner_name')
submit = SubmitField('Save')
Strecke
@app.route('/add_asset', methods=['GET', 'POST'])
def add_asset():
form = Form_New_Asset()
if request.method == 'POST':
if not request.form['asset_name'] or not request.form['asset_type']:
flash(u'Fill out all fields...', 'error')
else:
add_data = Model_New_Asset(asset_name=form.asset_name.data,
asset_type=form.asset_type.data,
asset_owner=form.asset_owner.data)
db.session.add(add_data)
db.session.commit()
flash('Post saved', 'info')
...
Es scheint, dass ich nicht die tatsächlichen Daten aus der query_factory Funktion (asset_owner) abrufen kann?
Schätzen Sie Ihre Hilfe/Hilfe!