diff --git a/examples/bdd/generators/gen_drs.py b/examples/bdd/generators/gen_drs.py
index c076f7a..2b0ea72 100755
--- a/examples/bdd/generators/gen_drs.py
+++ b/examples/bdd/generators/gen_drs.py
@@ -135,7 +135,6 @@ class DRSGenerator:
             rcts.add(SingleReaction(reactants, ["h"], ["TF"]))
 
     def generate(self):
-
         print(f"# Generated for: x = {self.x}, y = {self.y}, z = {self.z}")
 
         print("options { use-context-automaton; make-progressive; };")
@@ -211,7 +210,6 @@ class DRSGenerator:
         print(aut)
 
     def generate_automaton_5(self, n):
-
         aut = self.automaton
 
         for i in range(0, (4 * n + 1)):
@@ -256,7 +254,6 @@ class DRSGenerator:
         print(aut)
 
     def generate_formula(self):
-
         disjunction = " OR ".join([f"proc{i}.TF" for i in range(1, self.y + 1)])
         conjunction = " AND ".join([f"~proc{i}.TF" for i in range(1, self.y + 1)])
 
diff --git a/examples/bdd/generators/gen_tgc.py b/examples/bdd/generators/gen_tgc.py
index d4bfcf0..65a73c4 100755
--- a/examples/bdd/generators/gen_tgc.py
+++ b/examples/bdd/generators/gen_tgc.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-from sys import argv,exit
+from sys import argv, exit
 
 OPTIONS_STR = """
 options { use-context-automaton; make-progressive; };
@@ -51,57 +51,67 @@ out += "};\n"
 
 transitions = ""
 
-init_trans = 8*" " + "{ "
+init_trans = 8 * " " + "{ "
 for i in range(n):
     init_trans += "proc{:d}={{out}} ".format(i)
 init_trans += "}: init -> green;\n"
 transitions += init_trans
 
 for i in range(n):
-    transitions += "{:s}{{ proc{:d}={{allowed}} }}: green -> red : proc{:d}.req;\n".format(8*" ", i, i)
+    transitions += (
+        "{:s}{{ proc{:d}={{allowed}} }}: green -> red : proc{:d}.req;\n".format(
+            8 * " ", i, i
+        )
+    )
 
 no_req_cond = "~proc0.req"
 for i in range(1, n):
-     no_req_cond += " AND ~proc{:d}.req".format(i)
+    no_req_cond += " AND ~proc{:d}.req".format(i)
 
 for i in range(n):
-    transitions += "{:s}{{ proc{:d}={{}} }}: green -> green : {:s};\n".format(8*" ", i, no_req_cond)
+    transitions += "{:s}{{ proc{:d}={{}} }}: green -> green : {:s};\n".format(
+        8 * " ", i, no_req_cond
+    )
 
 for i in range(n):
-    transitions += "{:s}{{ proc{:d}={{}} }}: red -> green : proc{:d}.leave;\n".format(8*" ", i, i)
+    transitions += "{:s}{{ proc{:d}={{}} }}: red -> green : proc{:d}.leave;\n".format(
+        8 * " ", i, i
+    )
 
 no_leave_cond = "~proc0.leave"
 for i in range(1, n):
-     no_leave_cond += " AND ~proc{:d}.leave".format(i)
+    no_leave_cond += " AND ~proc{:d}.leave".format(i)
 
 for i in range(n):
-    transitions += "{:s}{{ proc{:d}={{}} }}: red -> red : {:s};\n".format(8*" ", i, no_leave_cond)
+    transitions += "{:s}{{ proc{:d}={{}} }}: red -> red : {:s};\n".format(
+        8 * " ", i, no_leave_cond
+    )
 
 out += CA_STR.format(transitions)
 
 ## f1
-#formula = "EF( proc0.in )"
-#out += PROPERTY_STR.format("f1",formula)
+# formula = "EF( proc0.in )"
+# out += PROPERTY_STR.format("f1",formula)
 
 # f1
 formula = "EF( E<proc0.allowed>X( proc0.in ) )"
 for i in range(1, n):
     formula += " AND EF( E<proc{:d}.allowed>X( proc{:d}.in ) )".format(i, i)
-out += PROPERTY_STR.format("f1",formula)
+out += PROPERTY_STR.format("f1", formula)
 
 # f2
 formula = "EF( proc0.approach"
 for i in range(1, n):
     formula += " AND proc{:d}.approach".format(i)
 formula += " )"
-out += PROPERTY_STR.format("f2",formula)
+out += PROPERTY_STR.format("f2", formula)
 
 # f3
 subf = "~proc1.in"
 for i in range(2, n):
     subf += " AND ~proc{:d}.in".format(i)
 formula = "AG( proc0.in IMPLIES K[proc0]({:s}) )".format(subf)
-out += PROPERTY_STR.format("f3",formula)
+out += PROPERTY_STR.format("f3", formula)
 
 # f4
 subf = "~proc1.in"
@@ -110,8 +120,7 @@ for i in range(2, n):
 all_agents = "proc0"
 for i in range(1, n):
     all_agents += ",proc{:d}".format(i)
-formula = "AG( proc0.in IMPLIES C[{:s}]({:s}) )".format(all_agents,subf)
-out += PROPERTY_STR.format("f4",formula)
+formula = "AG( proc0.in IMPLIES C[{:s}]({:s}) )".format(all_agents, subf)
+out += PROPERTY_STR.format("f4", formula)
 
 print(out)
-