diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/howto/custom-template-tags.txt | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/docs/howto/custom-template-tags.txt b/docs/howto/custom-template-tags.txt index bf385669c5..ada206f55e 100644 --- a/docs/howto/custom-template-tags.txt +++ b/docs/howto/custom-template-tags.txt @@ -690,9 +690,13 @@ object:: # split_contents() knows not to split quoted strings. tag_name, format_string = token.split_contents() except ValueError: - raise template.TemplateSyntaxError("%r tag requires a single argument" % token.contents.split()[0]) + raise template.TemplateSyntaxError( + "%r tag requires a single argument" % token.contents.split()[0] + ) if not (format_string[0] == format_string[-1] and format_string[0] in ('"', "'")): - raise template.TemplateSyntaxError("%r tag's argument should be in quotes" % tag_name) + raise template.TemplateSyntaxError( + "%r tag's argument should be in quotes" % tag_name + ) return CurrentTimeNode(format_string[1:-1]) Notes: @@ -961,9 +965,13 @@ Now your tag should begin to look like this:: # split_contents() knows not to split quoted strings. tag_name, date_to_be_formatted, format_string = token.split_contents() except ValueError: - raise template.TemplateSyntaxError("%r tag requires exactly two arguments" % token.contents.split()[0]) + raise template.TemplateSyntaxError( + "%r tag requires exactly two arguments" % token.contents.split()[0] + ) if not (format_string[0] == format_string[-1] and format_string[0] in ('"', "'")): - raise template.TemplateSyntaxError("%r tag's argument should be in quotes" % tag_name) + raise template.TemplateSyntaxError( + "%r tag's argument should be in quotes" % tag_name + ) return FormatTimeNode(date_to_be_formatted, format_string[1:-1]) You also have to change the renderer to retrieve the actual contents of the @@ -1059,13 +1067,17 @@ class, like so:: # Splitting by None == splitting by spaces. tag_name, arg = token.contents.split(None, 1) except ValueError: - raise template.TemplateSyntaxError("%r tag requires arguments" % token.contents.split()[0]) + raise template.TemplateSyntaxError( + "%r tag requires arguments" % token.contents.split()[0] + ) m = re.search(r'(.*?) as (\w+)', arg) if not m: raise template.TemplateSyntaxError("%r tag had invalid arguments" % tag_name) format_string, var_name = m.groups() if not (format_string[0] == format_string[-1] and format_string[0] in ('"', "'")): - raise template.TemplateSyntaxError("%r tag's argument should be in quotes" % tag_name) + raise template.TemplateSyntaxError( + "%r tag's argument should be in quotes" % tag_name + ) return CurrentTimeNode3(format_string[1:-1], var_name) The difference here is that ``do_current_time()`` grabs the format string and |