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harshithjv/jinja_text_template_variables.py

Created May 4, 2023 07:13
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Find list of variables from jinja templates
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jinja_text_template_variables.py
# A small example that works text based templates
# Ref: https://stackoverflow.com/a/8284419
# Note: Works only for top-level variables, i.e., id dictionary is passed then we can't parse keys defined within the dictionaries
from jinja2 import Environment, BaseLoader, meta
if __name__ == '__main__':
template_text = '<div>{{ title }}</div>'
template_env = Environment(loader=BaseLoader())
variable_list = list(meta.find_undeclared_variables(template_env.parse(template_text)))
print("List of variables inside template: "+variable_list)
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