Thank you both Marlin and Pavel, That all makes a lot of sense and wasn't really explained in the documentation. Appreciate your time and attention.
Kind regards Hansel On Jan 14, 1:12 pm, Pavel Strashkin <[email protected]> wrote: > 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.
