flask jinja if statement code example

Example 1: jinja if

{% if 'priority' in data %}
    
Priority: {{ data['priority'] }}
{% endif %}

Example 2: jinja if else

{% if "Already" in RepoOutput[RepoName.index(repo)] %}
    {% set row_class = "good" %}
{% else %}
    {% set row_class = "error" %}
{% endif %}
 {{ RepoOutput[RepoName.index(repo)] }} 

Example 3: nesting in Jinja2 expressions

{% for host in groups[dc ~ '-linux'] %}