bpython: Make linters happy (materials)

Author: bzaczynski

bpython/adder-v1.py

@@ -2,8 +2,9 @@
     x = int(input("x = "))
     y = int(input("y = "))
     z = x / y
-except (ValueError, ZeroDivisionError) as ex:
+except (ValueError, ZeroDivisionError) as ex:  # noqa: F841
     import bpython
+
     bpython.embed(locals(), banner="Post-Mortem Debugging:")
 else:
     print(z)

bpython/adder-v2.py

@@ -1,10 +1,13 @@
 try:
     x = int(input("x = "))
     y = int(input("y = "))
-    import bpdb; bpdb.set_trace()
+    import bpdb
+
+    bpdb.set_trace()
     z = x / y
-except (ValueError, ZeroDivisionError) as ex:
+except (ValueError, ZeroDivisionError) as ex:  # noqa: F841
     import bpython
+
     bpython.embed(locals(), banner="Post-Mortem Debugging:")
 else:
     print(z)