flask - jinja2 filter causing dict object has no attribute error

Question

Why is this throwing the errors below? This is in the .html file for presentation to the user

{% for year,data in data_inputs.data_set.items() %}
    {{ data.data_point }} \ WORKS; output is 10
    {{ data.data_point|int }} \ Throws "dict object has no attribute 'data_point' error"
    {{ data.data_point - 2 }} \ Throws "dict object has no attribute 'data_point' error"
{% endfor %}

question from:https://stackoverflow.com/questions/65858369/jinja2-filter-causing-dict-object-has-no-attribute-error

Answer 1

Need to check all items; one of them did indeed not have the right data_point - though was coming out as blank until you try and perform an operator on it subsequently...