def update_qfq_for_single_code(code, start, end):
max_qfq_date = DB_CLIENT.read_max_date_for(code, DAY_QFQ_REPO)
if max_qfq_date is None:
calc_qfq_and_update(code, start, end)
else:
fq_info = SECURITY_DATA_READ_SERVICE.read_fq_info(code, start, end)
if fq_info is None:
copy_stock_day_directly(code, start, end)
else:
max_fq_info_date = fq_info.index.levels[0].max()
if str(max_fq_info_date)[0:10] < max_qfq_date:
copy_stock_day_directly(code, start, end)
else:
print("Recreate needed for {}, max qfq date={}, max fq info date={}".format(code, max_qfq_date, max_fq_info_date))
re_calc_qfq_and_overwrite(code, start, end)
def do_fetch_and_save_bars(self, code, typ: SeType, start, end,
freq: SeFreq):
repo_name = typ.repo_name(freq)
end_date = date_time_utils.Date().as_str()
max_date_in_db = DB_CLIENT.read_max_date_for(code, repo_name)
if max_date_in_db is None:
start_date = MIN_START_TIME
else:
start_date = date_time_utils.Date.from_str(max_date_in_db).as_str()
try:
if start_date != end_date:
df = self.fetcher.fetch_bars(typ, code, start, end, freq)
if len(df) < 1:
self.failed_codes.append(code)
else:
df = self.remove_columns_for_min_data(df, freq)
DB_CLIENT.update_data_append_newer(df, repo_name)
except Exception as e:
print('Failed to fetch bars for {} {}, reason={}'.format(
code, freq, e))
self.failed_codes.append(str(code))
