Merge pull request #4838 from Antreasgr/fix-encoding-issue

Fix bug in running hyperopt in windows 10

freqtrade/optimize/hyperopt_tools.py

@@ -1,6 +1,5 @@
 
 import io
-import locale
 import logging
 from collections import OrderedDict
 from pathlib import Path
@@ -195,9 +194,9 @@ class HyperoptTools():
                 f"Avg profit {results_metrics['profit_mean'] * 100: 6.2f}%. "
                 f"Median profit {results_metrics['profit_median'] * 100: 6.2f}%. "
                 f"Total profit {results_metrics['profit_total_abs']: 11.8f} {stake_currency} "
-                f"({results_metrics['profit_total'] * 100: 7.2f}\N{GREEK CAPITAL LETTER SIGMA}%). "
+                f"({results_metrics['profit_total'] * 100: 7.2f}%). "
                 f"Avg duration {results_metrics['holding_avg']} min."
-                ).encode(locale.getpreferredencoding(), 'replace').decode('utf-8')
+                )
 
     @staticmethod
     def _format_explanation_string(results, total_epochs) -> str: