[Python] How do I get the text value of a selected option in django views.py

For example: if first option Regular is selected then how can i get the value "1" and its text value "Regular" in views.py

<form method = "post" action = "{% url 'index' %}">
{% csrf_token %}
<select name = "drop1" >
<option value="1">Regular</option>
<option value="2">Medium</option>
<option value="3">Large</option>
</select>
<input type = "submit" value="Submit">

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