Merge pull request #1495 from freqtrade/fix_mypy_issue

Fix mypy issue 2

freqtrade/optimize/backtesting.py

@@ -134,7 +134,9 @@ class Backtesting(object):
             len(results[results.profit_abs > 0]),
             len(results[results.profit_abs < 0])
         ])
-        return tabulate(tabular_data, headers=headers, floatfmt=floatfmt, tablefmt="pipe")
+        # Ignore type as floatfmt does allow tuples but mypy does not know that
+        return tabulate(tabular_data, headers=headers,  # type: ignore
+                        floatfmt=floatfmt, tablefmt="pipe")
 
     def _generate_text_table_sell_reason(self, data: Dict[str, Dict], results: DataFrame) -> str:
         """
@@ -168,7 +170,9 @@ class Backtesting(object):
                 len(results[results.profit_abs > 0]),
                 len(results[results.profit_abs < 0])
             ])
-        return tabulate(tabular_data, headers=headers, floatfmt=floatfmt, tablefmt="pipe")
+        # Ignore type as floatfmt does allow tuples but mypy does not know that
+        return tabulate(tabular_data, headers=headers,  # type: ignore
+                        floatfmt=floatfmt, tablefmt="pipe")
 
     def _store_backtest_result(self, recordfilename: str, results: DataFrame,
                                strategyname: Optional[str] = None) -> None:

freqtrade/optimize/edge_cli.py

@@ -67,7 +67,9 @@ class EdgeCli(object):
                     round(result[1].avg_trade_duration)
                 ])
 
-        return tabulate(tabular_data, headers=headers, floatfmt=floatfmt, tablefmt="pipe")
+        # Ignore type as floatfmt does allow tuples but mypy does not know that
+        return tabulate(tabular_data, headers=headers,  # type: ignore
+                        floatfmt=floatfmt, tablefmt="pipe")
 
     def start(self) -> None:
         self.edge.calculate()

freqtrade/rpc/telegram.py

@@ -246,14 +246,14 @@ class Telegram(RPC):
                 stake_cur,
                 fiat_disp_cur
             )
-            stats = tabulate(stats,
-                             headers=[
-                                 'Day',
-                                 f'Profit {stake_cur}',
-                                 f'Profit {fiat_disp_cur}'
-                             ],
-                             tablefmt='simple')
-            message = f'<b>Daily Profit over the last {timescale} days</b>:\n<pre>{stats}</pre>'
+            stats_tab = tabulate(stats,
+                                 headers=[
+                                     'Day',
+                                     f'Profit {stake_cur}',
+                                     f'Profit {fiat_disp_cur}'
+                                 ],
+                                 tablefmt='simple')
+            message = f'<b>Daily Profit over the last {timescale} days</b>:\n<pre>{stats_tab}</pre>'
             self._send_msg(message, bot=bot, parse_mode=ParseMode.HTML)
         except RPCException as e:
             self._send_msg(str(e), bot=bot)

requirements-dev.txt

@@ -7,4 +7,4 @@ pytest-mock==1.10.0
 pytest-asyncio==0.10.0
 pytest-cov==2.6.1
 coveralls==1.5.1
-mypy==0.650
+mypy==0.660