Репетитор по Python и Django

from django.core.paginator import Paginator
from django.db.models import Q

from main.models import Realty


def product_list(request):
    query = request.GET.get('zapros')
    min = request.GET.get('min')
    max = request.GET.get('max')
    category = request.GET.get('category')
    
    if query:
    
        search_words = query.split()
        q_objects = Q()
        for word in search_words:
            q_objects &= (Q(info__iregex=word) | Q(title__iregex=word))
    
        queryset = Realty.objects.filter(q_objects)
    
    else:
        queryset = Realty.objects.all()
    if min:
        queryset = queryset.filter(price__gt=min)
    if max:
        queryset = queryset.filter(price__lte=max)
    if category:
        queryset = queryset.filter(cat=category)

------------

{# стили для формы поиска#}
<style>
  .form-inline {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
  }

  .form-inline .form-group {
    flex: 0 0 100%;
    margin-bottom: 10px;
  }

  .form-inline .form-group .btn-group {
    display: flex;
    align-items: center;
  }

  .form-inline .form-group .btn-group .btn {
    margin-left: 5px;
  }

  @media (min-width: 768px) {
    .form-inline .form-group {
      flex: 0 0 auto;
      margin-right: 10px;
    }

    .form-inline .form-group:last-child {
      margin-right: 0;
    }
  }
</style>



      <!-- ======= Features Section ======= -->
<section id="features" class="features">
<div class="container">

        {# ФОРМА ПОИСКА начало#}
<form class="form-inline mt-2 mt-md-0" action="" method="get">
  <div class="form-group">
    <select name="category" class="form-control" onchange="this.form.submit()">
      <option value="">Тип недвижимости</option>
      {% for i in category %}
        <option value="{{ i.pk }}" {% if request.GET.category|stringformat:"s" == i.pk|stringformat:"s" %}selected{% endif %}>{{ i }}</option>
      {% endfor %}
    </select>
  </div>

  <div class="form-group">
    <input name="zapros" class="form-control" type="text" placeholder="Search" aria-label="Search" value="{{ request.GET.zapros }}">
  </div>
  <div class="form-group">
    <input name="min" class="form-control" type="text" placeholder="Min" aria-label="Search" value="{{ request.GET.min }}" pattern="[0-9]*" title="Please enter numbers only">
  </div>
  <div class="form-group">
    <input name="max" class="form-control" type="text" placeholder="Max" aria-label="Search" value="{{ request.GET.max }}" pattern="[0-9]*" title="Please enter numbers only">
  </div>
  <div class="form-group">
    <div class="btn-group">
      <button class="btn btn-outline-success" type="submit">Search</button>
      <button class="btn btn-outline-secondary" type="button" onclick="resetForm(this.form)">Clear</button>
    </div>
  </div>
</form>
        {# ФОРМА ПОИСКА конец#}

        <script>
          function resetForm(form) {
            form.category.value = '';
            form.zapros.value = '';
            form.min.value = '';
            form.max.value = '';
            form.submit();
          }
        </script>

Простая система поиска и фильтрации