def get_data_context(self, name):
""" Returns the **ITemplateDataContext** value associated with the
specified *name*. Raises **ITemplateDataContextError** if *name* is
not defined as a data context in the context.
Parameters
----------
name : A string specifying the name of the data context to be
returned.
Returns
-------
The **ITemplateDataContext** associated with *name* in the context.
Raises **ITemplateDataContextError** if *name* is not associated
with a data context in the context.
"""
try:
if name in self.data_contexts:
bdca = IContextAdapter(self.adaptee[name])
bdca.data_context_path = path_for(self.data_context_path,
self.data_context_name)
return bdca
raise ITemplateDataContextError("No context named '%s' found." %
name)
except Exception as excp:
raise ITemplateDataContextError(str(excp))
def get_data_context_value(self, name):
""" Returns the data value with the specified *name*. Raises a
**ITemplateDataContextError** if *name* is not defined as a data
value in the context.
Parameters
----------
name : A string specifying the name of the context data value to
be returned.
Returns
-------
The data value associated with *name* in the context. The type of
the data is application dependent.
Raises **ITemplateDataContextError** if *name* is not associated
with a data value in the context.
"""
try:
if name in self.data_context_values:
return self.adaptee[name]
raise ITemplateDataContextError("No value named '%s' found." %
name)
except Exception as excp:
raise ITemplateDataContextError(str(excp))
def get_data_context(self, name):
""" Returns the **ITemplateDataContext** value associated with the
specified *name*. Raises **ITemplateDataContextError** if *name* is
not defined as a data context in the context.
Parameters
----------
name : A string specifying the name of the data context to be
returned.
Returns
-------
The **ITemplateDataContext** associated with *name* in the context.
Raises **ITemplateDataContextError** if *name* is not associated
with a data context in the context.
"""
try:
return self.context[name]
except:
raise ITemplateDataContextError("Context '%s' not found." % name)
def get_data_context_value(self, name):
""" Returns the data value with the specified *name*. Raises a
**ITemplateDataContextError** if *name* is not defined as a data
value in the context.
Parameters
----------
name : A string specifying the name of the context data value to
be returned.
Returns
-------
The data value associated with *name* in the context. The type of
the data is application dependent.
Raises **ITemplateDataContextError** if *name* is not associated
with a data value in the context.
"""
try:
return self.values[name]
except:
raise ITemplateDataContextError("Value '%s' not found." % name)