1. I'm agree with Marlin. It's better don't use yourself constructor in case of SqlObject or SqlAchemy. Use keywords arguments instead. 2. http://docs.python.org/library/functions.html#super (there is you can read about super and how to use it with a new-style classes)
2011/1/14 Marlin Forbes <[email protected]>: > On 14/01/2011 14:35, hansel wrote: > > Hi Marlin and Pavel, thanks for the response. > > No, I'm not using super(). I can't find any documentation on this > class. Could you point me towards some? An example of what I mean is > below. The class below won't be able to create new rows in the admin > interface unless I comment out the three lines of the __init__ method. > It fails with an error like "class 'Company' requires three > arguements, only one given." > > You want to do something like this: > > class Company(DeclarativeBase): > __tablename__ = 'companies' > > def __init__(self, name, company_symbol, **kwargs): > super(Company, self).__init__(**kwargs) > self.name = name > self.company_symbol = company_symbol > > AFAIK, the DeclarativeBase constructor fills in attributes from kwargs > anyway, so you could get away with not using the constructor at all, and > simply creating new Companies like this: > > company1 = Company(name='company', company_symbol='somesymbol') > > class Company(DeclarativeBase): > __tablename__ = 'companies' > > id = Column(Integer, primary_key = True) > name = Column(String, nullable = False) > company_symbol = Column(String) > > def __init__(self, name, company_symbol): > self.name = name > self.company_symbol = company_symbol > > def __repr__(self): > return "<Company('%s', '%s')>" % self.name, > self.company_symbol > > Kind regards > > Hansel > > On Jan 13, 2:24 pm, Pavel Strashkin <[email protected]> wrote: > > Hi, > > Could you please provide an example? Do you call superclass __init__ > method in your class? > > 2011/1/13 Hansel Dunlop <[email protected]>: > > > > Hi there, > > First off I want to say thank you to everyone that has spent their time > developing the TurboGears stack. It's great! > > I have one question, or maybe it's a comment. > > If you create your data models with '__init__' methods then the admin > interface is no longer able to add rows into the database. Is this by > design? I am just curious about the rationale and how it can be easily > changed. > > Kind regards > > Hansel > > -- > You received this message because you are subscribed to the Google Groups > "TurboGears" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/turbogears?hl=en.- Hide quoted text - > > - Show quoted text - > > -- > You received this message because you are subscribed to the Google Groups > "TurboGears" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/turbogears?hl=en. > -- You received this message because you are subscribed to the Google Groups "TurboGears" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/turbogears?hl=en.
