def get_data_and_rate(self, line):
import re
from exception import InvalidReportFormat
formatted_str = re.sub('(\(|\))', '', line)
values = formatted_str.split(r' ')
if len(values) != 2:
raise InvalidReportFormat(
self.report_file,
'value of Maximal drawdown contains more than 2 values')
for value in values:
if re.match('.*\%$', value):
rate = re.sub(r'%', '', value)
rate = float(rate)
else:
data = float(value)
return data, rate
def __init__(self, backtest, alias=DEFAULT_MT4_NAME):
from exception import InvalidReportFormat
report_file = get_report_abs_path(backtest.ea_name, alias=alias)
with open(report_file, 'r') as fp:
raw_html = fp.read()
if self._is_valid_format(raw_html):
try:
self.results = self._get_results(backtest, raw_html)
except KeyError:
err_msg = 'optimization report seems invlid format'
logging.error(err_msg)
raise
else:
raise InvalidReportFormat(
report_file, r'"Optimization Report" not found in html')
def split_to_tokens(self, line):
'''
Notes:
split consecutive xxx into two tokens.
e.g. 1 (123.45) => (1, 123.45)
123.45 (1) => (123.45, 1)
'''
import re
from exception import InvalidReportFormat
formatted_str = re.sub('(\(|\))', '', line)
values = formatted_str.split(r' ')
if len(values) != 2:
raise InvalidReportFormat(
'value of Maximal drawdown contains more than 2 values')
return values