Remove encode/decode for hyperopt

freqtrade/__init__.py

@@ -1,11 +1,6 @@
 """ Freqtrade bot """
 __version__ = 'develop'
 
-import locale
-def getpreferredencoding(do_setlocale=True):
-    return "utf-8"
-locale.getpreferredencoding = getpreferredencoding
-
 if __version__ == 'develop':
 
     try:

freqtrade/optimize/hyperopt.py

@@ -4,7 +4,6 @@
 This module contains the hyperopt logic
 """
 
-import locale
 import logging
 import random
 import warnings
@@ -354,7 +353,7 @@ class Hyperopt:
                 f"Total profit {results_metrics['total_profit']: 11.8f} {stake_cur} "
                 f"({results_metrics['profit']: 7.2f}\N{GREEK CAPITAL LETTER SIGMA}%). "
                 f"Avg duration {results_metrics['duration']:5.1f} min."
-                ).encode(locale.getpreferredencoding(), 'replace').decode('utf-8')
+                )
 
     def get_optimizer(self, dimensions: List[Dimension], cpu_count) -> Optimizer:
         return Optimizer(

tests/optimize/test_hyperopt.py

@@ -1,5 +1,4 @@
 # pragma pylint: disable=missing-docstring,W0212,C0103
-import locale
 import logging
 import re
 from datetime import datetime
@@ -631,7 +630,7 @@ def test_generate_optimizer(mocker, hyperopt_conf) -> None:
                                 'Avg profit   2.31%. Median profit   2.31%. Total profit  '
                                 '0.00023300 BTC (   2.31\N{GREEK CAPITAL LETTER SIGMA}%). '
                                 'Avg duration 100.0 min.'
-                                ).encode(locale.getpreferredencoding(), 'replace').decode('utf-8'),
+                                ),
         'params_details': {'buy': {'adx-enabled': False,
                                    'adx-value': 0,
                                    'fastd-enabled': True,