Addressing the linter complaint.

tscrim · tscrim · commit e78047258774 · 2022-08-13T19:14:55.000+09:00
diff --git a/src/sage/rings/lazy_series.py b/src/sage/rings/lazy_series.py
@@ -3469,6 +3469,7 @@ def coefficient(n):
 
         # The arity is at least 2
         gv = min(h._coeff_stream._approximate_order for h in g)
+
         def coefficient(n):
             r = R.zero()
             for i in range(n//gv+1):
