Django Source Analysis--loader.py

From django.template Import Loader

1 defRender_to_string (Template_name, Dictionary=none, context_instance=None):2     """3 Loads the given template_name and renders it with the given dictionary as4 context. The Template_name is a string to load a single template using5 Get_template, or it may is a tuple to use select_template to find one of6 The templates in the list. Returns a string.7     """8Dictionary = Dictionaryor {}9     ifisinstance (template_name, (list, tuple)):Tent =select_template (template_name) One     Else: At =get_template (template_name) -     if  notcontext_instance: -         returnT.render (Context (dictionary)) the     #Add the dictionary to the context stack, ensuring it gets removed again -     #To keep the context_instance of the same state it started in. - context_instance.update (dictionary) -     Try: +         returnT.render (context_instance) -     finally: +Context_instance.pop ()

Note: "" "

3 load given template_name rendered with the given dictionary
4 context. template_name may be a string that loads a single template using
5 Get_template, or it might be a tuple using select_template to discover one
6 List of templates. returns a string.

”“”

Three parameters:

Template_name

Dictionary=none

Context_instance=None


8:dictionary = Dictionary or {}  this definition does not understand
9: If the Template_name type is a list, or a tuple,
Just call Select_template ()
Otherwise, call  get_template (template_name)
Not
Return T.render (Context (dictionary))

Django Source Analysis--loader.py