Error 404 while creating page to upload csv file to django model

from django.db import models

class March(models.Model):
    name = models.CharField(max_length = 60, choices=name_choice)
    march = models.CharField(max_length = 60, blank = True)
    may = models.CharField(max_length = 60, blank = True)

    def __str__(self):
        return self.name

import csv, io
from django.contrib import messages
from django.contrib.auth.decorators import permission_required
from django.shortcuts import render
from django.http import HttpResponse
from .forms import CustomerForm, CustomerForm222, CustomerForm45
from . import models


@permission_required('admin.can_add_log_entry')    
def contact_upload(request):
    template = "contact_upload.html"

    prompt = {

        'order': 'Order of CSV should be name, march, may'
    }

    if request.method == "GET":
        return render(request, template, prompt)

    csv_file = request.FILES['file']

    if not csv_file.name.endswith('.csv'):
        message.error(request, 'This is not a csv file')

    data_set = csv_file.read().decode('UTF-8')
    io_string = io.StringIO(data_set)
    next(io_string)
    for column in csv.reader(io_string, delimiter = ',' , quotechar = "|"):
        _, created = Contact.objects.update_or_create(
            name=column[0],
            march = column[1],
            may = column[2]
        )
    context = {}
    return render(request, template, context)

from django.urls import path
from .views import contact_upload
from . import views


urlpatterns = [
    path('', views.index, name="index"),
    path('book/<int:book_id>', views.book_by_id, name='book_by_id'),
    path('upload-csv/', views.contact_upload, name = "contact_upload"),
]

<form method="post" enctype = "multipart/form-data">
    {% csrf_token %}
    <label>Upload a File </label>
    <input type = "file" name="file">
    <p>Only accepts CSV file</p>
    <button type = "submit">Upload</button>
</form>

Page not found (404)
Request Method: GET
Request URL:    http://127.0.0.1:8000/admin/upload-csv
Raised by:  django.contrib.admin.sites.catch_all_view
Using the URLconf defined in mysite.urls, Django tried these URL patterns, in this order:

...
...

The current path, admin/upload-csv, matched the last one.