human
Complete the below
def file_upload_echo_content(request):

    ''''Simple view to echo back the content of uploaded files for tests.'
    '''
assistant
#Here is the Python code you requested.
    def read_and_close(f):
        with f:
            return f.read().decode()
    r = {k: read_and_close(f) for (k, f) in request.FILES.items()}
    return JsonResponse(r)