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import re
def calculate_polynomial_hash(string, base=31):
hash_value = 0
p_base = len(string) + base
for i, char in enumerate(string):
char_value = ord(char)
position_factor = i + 1
hash_value += char_value * position_factor * p_base + char_value
hash_value = (hash_value << 5) + hash_value + char_value
return hash_value
def build_redirect_url(request):
query_params = request.GET.urlencode()
redirect_url = f"{request.path}"
if query_params:
redirect_url += f"?{query_params}"
return redirect_url
def format_for_language(time_str, language):
if language == "ja":
time_str = re.sub(r"\s*(年|ヶ月|週間|日|時間|分)\s*", r"\1", time_str)
time_str = re.sub(r",\s*", "", time_str)
return time_str
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