Это вернет первые 200 символов слов:
preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, 201));
Я понял это ...
def index(request):
if 'symbol' in request.GET:
symbol = request.GET.get('symbol',' None')
request.session['symbol'] = symbol
else:
symbol = request.session['symbol']
Попробуйте это
def index(request):
if request.method == "GET":
symbol = request.GET.get('symbol', None)
if symbol is not None or symbol != "":
request.session['symbol'] = symbol
else:
symbol = request.session['symbol']
return render(request, 'backtests/earnings.html', {'symbol': symbol})
else:
redirect to path