How can I put comments inside Jinja2 argument list declaration ?
Everything I have tried gives an error: jinja2.exceptions.TemplateSyntaxError: unexpected char u'#'
{{ Switch('var', [('1', 'foo'), # comment 1 ('2', 'bar'), ## comment 2 ('3', 'rum'), {# comment 3 #} ]) }} {% macro Switch(var, caselist) %} {% for case, action in caselist%} CMP {{var}} {{case}} JNE {{LABEL}} {{action}} JMP {{LABELF}} {{LABEL}}: NOP {%- endfor %} {{LABELF}}: NOP {%- endmacro -%}
In my case Jinja2 is used as macro preprocessor for assembler.
Jinja2 has no support for comments within a {{ ... }}
statement. You can only use comments outside of such statements, and then only with {# .. #}
or ## comment
.
{# .. #}
is only meant for disabling part of a template or adding comments outside of other Jinja2 syntax. You can't nest these.# statement
is the equivalent of {% statement %}
, if line statements are enabled and so configured.## comment
only works if line statements are enabled, at which point it regarded as a comment.Generally, outside of Jinja statements, use comments in the target language instead; e.g. <!-- comment -->
when generating XML, etc.
Now Jinja2 has a comment statement:
{% comment %} <html code/> {% some other statements %} {{ some.values }} {% endcomment %}
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