sqlalchemy: Merged revisions 3918 to 4053 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/sqlalchemy@4054 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 16 insertions, 7 deletions

diff --git a/django/template/__init__.py b/django/template/__init__.py
index af8f37a474..5affafeba9 100644
--- a/django/template/__init__.py
+++ b/django/template/__init__.py
@@ -66,6 +66,7 @@ __all__ = ('Template', 'Context', 'RequestContext', 'compile_string')
 TOKEN_TEXT = 0
 TOKEN_VAR = 1
 TOKEN_BLOCK = 2
+TOKEN_COMMENT = 3
 
 # template syntax constants
 FILTER_SEPARATOR = '|'
@@ -75,6 +76,8 @@ BLOCK_TAG_START = '{%'
 BLOCK_TAG_END = '%}'
 VARIABLE_TAG_START = '{{'
 VARIABLE_TAG_END = '}}'
+COMMENT_TAG_START = '{#'
+COMMENT_TAG_END = '#}'
 SINGLE_BRACE_START = '{'
 SINGLE_BRACE_END = '}'
 
@@ -85,8 +88,9 @@ ALLOWED_VARIABLE_CHARS = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01
 UNKNOWN_SOURCE="<unknown source>"
 
 # match a variable or block tag and capture the entire tag, including start/end delimiters
-tag_re = re.compile('(%s.*?%s|%s.*?%s)' % (re.escape(BLOCK_TAG_START), re.escape(BLOCK_TAG_END),
-                                          re.escape(VARIABLE_TAG_START), re.escape(VARIABLE_TAG_END)))
+tag_re = re.compile('(%s.*?%s|%s.*?%s|%s.*?%s)' % (re.escape(BLOCK_TAG_START), re.escape(BLOCK_TAG_END),
+                                          re.escape(VARIABLE_TAG_START), re.escape(VARIABLE_TAG_END),
+                                          re.escape(COMMENT_TAG_START), re.escape(COMMENT_TAG_END)))
 
 # global dictionary of libraries that have been loaded using get_library
 libraries = {}
@@ -163,12 +167,12 @@ def compile_string(template_string, origin):
 
 class Token(object):
     def __init__(self, token_type, contents):
-        "The token_type must be TOKEN_TEXT, TOKEN_VAR or TOKEN_BLOCK"
+        "The token_type must be TOKEN_TEXT, TOKEN_VAR, TOKEN_BLOCK or TOKEN_COMMENT"
         self.token_type, self.contents = token_type, contents
 
     def __str__(self):
         return '<%s token: "%s...">' % \
-            ({TOKEN_TEXT: 'Text', TOKEN_VAR: 'Var', TOKEN_BLOCK: 'Block'}[self.token_type],
+            ({TOKEN_TEXT: 'Text', TOKEN_VAR: 'Var', TOKEN_BLOCK: 'Block', TOKEN_COMMENT: 'Comment'}[self.token_type],
             self.contents[:20].replace('\n', ''))
 
     def split_contents(self):
@@ -191,6 +195,8 @@ class Lexer(object):
             token = Token(TOKEN_VAR, token_string[len(VARIABLE_TAG_START):-len(VARIABLE_TAG_END)].strip())
         elif token_string.startswith(BLOCK_TAG_START):
             token = Token(TOKEN_BLOCK, token_string[len(BLOCK_TAG_START):-len(BLOCK_TAG_END)].strip())
+        elif token_string.startswith(COMMENT_TAG_START):
+            token = Token(TOKEN_COMMENT, '')
         else:
             token = Token(TOKEN_TEXT, token_string)
         return token
@@ -862,8 +868,11 @@ class Library(object):
                     dict = func(*args)
 
                     if not getattr(self, 'nodelist', False):
-                        from django.template.loader import get_template
-                        t = get_template(file_name)
+                        from django.template.loader import get_template, select_template
+                        if hasattr(file_name, '__iter__'):
+                            t = select_template(file_name)
+                        else:
+                            t = get_template(file_name)
                         self.nodelist = t.nodelist
                     return self.nodelist.render(context_class(dict))
 
@@ -877,7 +886,7 @@ def get_library(module_name):
     lib = libraries.get(module_name, None)
     if not lib:
         try:
-            mod = __import__(module_name, '', '', [''])
+            mod = __import__(module_name, {}, {}, [''])
         except ImportError, e:
             raise InvalidTemplateLibrary, "Could not load template library from %s, %s" % (module_name, e)
         try: