diff --git a/experiments/example/segdata.py b/experiments/example/segdata.py
index 0eb1bee0..ea776dca 100644
--- a/experiments/example/segdata.py
+++ b/experiments/example/segdata.py
@@ -54,8 +54,8 @@ with open("carrydata.txt", "r") as f:
         assert line[0] not in carry
         carry[line[0]] = dict()
         for i, n in enumerate(
-                "CYINIT:ZRO:ONE:AX:CIN DI0:AX:O5 DI1:AX:O5 DI2:AX:O5 DI3:AX:O5".
-                split()):
+                "CYINIT:ZRO:ONE:AX:CIN DI0:AX:O5 DI1:AX:O5 DI2:AX:O5 DI3:AX:O5"
+                .split()):
             n = n.split(":")
             for k in n[1:]:
                 carry[line[0]]["CARRY_%s_MUX_%s" %
diff --git a/htmlgen/htmlgen.py b/htmlgen/htmlgen.py
index da0ed6aa..93063a72 100755
--- a/htmlgen/htmlgen.py
+++ b/htmlgen/htmlgen.py
@@ -848,9 +848,11 @@ for tiletype in sorted(cfgbits.keys()):
                 line = " --><td>%s</td>" % (pip)
                 for bit in grp_bits:
                     c = "-"
-                    if bit in routebits[tiletype] and pip in routebits[tiletype][bit]:
+                    if bit in routebits[tiletype] and pip in routebits[
+                            tiletype][bit]:
                         c = "1"
-                    if bit in routezbits[tiletype] and pip in routezbits[tiletype][bit]:
+                    if bit in routezbits[tiletype] and pip in routezbits[
+                            tiletype][bit]:
                         c = "0"
                     line = "%s%s<td align=\"center\">%s</td>" % (c, line, c)
                 lines.append(line)
diff --git a/tools/simpleroute.py b/tools/simpleroute.py
index 83844214..dc1c2884 100755
--- a/tools/simpleroute.py
+++ b/tools/simpleroute.py
@@ -84,8 +84,8 @@ def db_gen():
                         node_node_pip[src_node] = dict()
                     if dst_node not in reverse_node_node:
                         reverse_node_node[dst_node] = set()
-                    node_node_pip[src_node][
-                        dst_node] = "%s.%s.%s" % (tile, dst, src)
+                    node_node_pip[src_node][dst_node] = "%s.%s.%s" % (
+                        tile, dst, src)
                     reverse_node_node[dst_node].add(src_node)
 
     return type_to_tiles, grid_to_tile, nodes, node_node_pip, reverse_node_node