fix: linting errors

Author: alexfikl

pycaputo/generating_functions.py

@@ -338,8 +338,8 @@ def newton_gregory_weights(alpha: float, k: int, n: int) -> Array:
 
     omega = np.empty(n + 1)
     omega[0] = 1.0
-    for k in range(1, n + 1):
-        omega[k] = (1 + (alpha - 1) / k) * omega[k - 1]
+    for i in range(1, n + 1):
+        omega[i] = (1 + (alpha - 1) / i) * omega[i - 1]
 
     omega[1:] = (1 - alpha / 2) * omega[1:] + alpha / 2 * omega[:-1]
     omega[0] = 1 - alpha / 2.0

pycaputo/quadrature/riemann_liouville.py

@@ -476,7 +476,7 @@ def name(self) -> str:
 
     @property
     def order(self) -> float:
-        # FIXME: this is not the corect order!
+        # FIXME: this is not the correct order!
         return min(1.0, -self.d.order)
 
 
@@ -493,8 +493,8 @@ def _quad_rl_conv(
 
     from pycaputo.generating_functions import (
         lmm_starting_weights,
-        lubich_starting_powers,
         lubich_bdf_weights,
+        lubich_starting_powers,
     )
 
     fx = f(p.x) if callable(f) else f