MNT: Fix mypy==1.14.1 errors

Author: kernc

backtesting/backtesting.py

@@ -1393,7 +1393,7 @@ def _optimize_grid() -> Union[pd.Series, Tuple[pd.Series, pd.Series]]:
                             for params in (AttrDict(params)
                                            for params in product(*(zip(repeat(k), _tuple(v))
                                                                    for k, v in kwargs.items())))
-                            if constraint(params)  # type: ignore
+                            if constraint(params)
                             and rand() <= grid_frac]
             if not param_combos:
                 raise ValueError('No admissible parameter combinations to test')
@@ -1419,7 +1419,7 @@ def _batch(seq):
             # in a copy-on-write manner, achieving better performance/RAM benefit.
             backtest_uuid = np.random.random()
             param_batches = list(_batch(param_combos))
-            Backtest._mp_backtests[backtest_uuid] = (self, param_batches, maximize)  # type: ignore
+            Backtest._mp_backtests[backtest_uuid] = (self, param_batches, maximize)
             try:
                 # If multiprocessing start method is 'fork' (i.e. on POSIX), use
                 # a pool of processes to compute results in parallel.

backtesting/lib.py

@@ -107,7 +107,7 @@ def crossover(series1: Sequence, series2: Sequence) -> bool:
         (series2, series2) if isinstance(series2, Number) else
         series2)
     try:
-        return series1[-2] < series2[-2] and series1[-1] > series2[-1]
+        return series1[-2] < series2[-2] and series1[-1] > series2[-1]  # type: ignore
     except IndexError:
         return False