diff --git a/scripts/errors/coll/ParamMatchingType.py b/scripts/errors/coll/ParamMatchingType.py
index 9014e55f5485acf239bdc93e51ed5df727173400..54274e808b07fea39c2a72027bfa97142b457bb4 100644
--- a/scripts/errors/coll/ParamMatchingType.py
+++ b/scripts/errors/coll/ParamMatchingType.py
@@ -33,7 +33,6 @@ class InvalidComErrorColl(ErrorGenerator):
 
     def generate(self, generate_level, real_world_score_table):
 
-
         for func_to_use in self.func_one_type_arg:
 
             checked_types = set()
@@ -65,7 +64,8 @@ class InvalidComErrorColl(ErrorGenerator):
 
                     ## local missmatch
 
-                    tm.set_description("ParamMatching-Type-" + func_to_use, "Wrong datatype matching: %s vs %s" % (type_1,type_2))
+                    tm.set_description("ParamMatching-Type-" + func_to_use,
+                                       "Wrong datatype matching: %s vs %s" % (type_1, type_2))
 
                     for call in tm.get_instruction("MPICALL", return_list=True):
                         call.set_rank_executing(0)
@@ -88,13 +88,12 @@ class InvalidComErrorColl(ErrorGenerator):
                         if generate_level == REAL_WORLD_TEST_LEVEL:
                             if (not is_combination_important(real_world_score_table, func_to_use,
                                                              datatype=type_1.lower(),
-                                                             communicator=comm)) :
+                                                             communicator=comm)):
                                 # not relevant in real world
                                 continue
 
                         tm = get_collective_template(func_to_use)
-                        type_var_1, buf_name_1, type_var_2, buf_name_2 = get_type_buffers(tm, type_1, type_2,1,1)
-
+                        type_var_1, buf_name_1, type_var_2, buf_name_2 = get_type_buffers(tm, type_1, type_2, 1, 1)
 
                         tm.set_description("ParamMatching-Type-" + func_to_use,
                                            "Wrong datatype matching: %s vs %s" % (type_1, type_2))
@@ -102,7 +101,7 @@ class InvalidComErrorColl(ErrorGenerator):
                         for call in tm.get_instruction("MPICALL", return_list=True):
                             call.set_rank_executing(0)
                             call.set_arg("datatype", type_var_1)
-                            call.set_arg("count",1)
+                            call.set_arg("count", 1)
                             call.set_has_error()
                             if call.has_arg("recvbuf"):
                                 call.set_arg("recvbuf", buf_name_1)
@@ -113,7 +112,7 @@ class InvalidComErrorColl(ErrorGenerator):
                             c = CorrectMPICallFactory.get(func_to_use)
                             c.set_rank_executing('not0')
                             c.set_arg("datatype", type_var_2)
-                            call.set_arg("count", 1)
+                            c.set_arg("count", 1)
                             c.set_has_error()
                             if c.has_arg("recvbuf"):
                                 c.set_arg("recvbuf", buf_name_2)
@@ -128,9 +127,11 @@ class InvalidComErrorColl(ErrorGenerator):
                         # missmatch with matching sizes
 
                         tm = get_collective_template(func_to_use)
-                        type_var_1, buf_name_1, type_var_2, buf_name_2 = get_type_buffers(tm, type_1, type_2, get_bytes_size_for_type(
-                                                                                                  type_2), get_bytes_size_for_type(
-                                                                                                  type_1))
+                        type_var_1, buf_name_1, type_var_2, buf_name_2 = get_type_buffers(tm, type_1, type_2,
+                                                                                          get_bytes_size_for_type(
+                                                                                              type_2),
+                                                                                          get_bytes_size_for_type(
+                                                                                              type_1))
 
                         tm.set_description("ParamMatching-Type-" + func_to_use,
                                            "Wrong datatype matching: %s vs %s" % (type_1, type_2))
@@ -138,8 +139,7 @@ class InvalidComErrorColl(ErrorGenerator):
                         for call in tm.get_instruction("MPICALL", return_list=True):
                             call.set_rank_executing(0)
                             call.set_arg("datatype", type_var_1)
-                            call.set_arg("count", get_bytes_size_for_type(
-                                                                                                  type_2))
+                            call.set_arg("count", get_bytes_size_for_type(type_2))
                             call.set_has_error()
                             if call.has_arg("recvbuf"):
                                 call.set_arg("recvbuf", buf_name_1)
@@ -150,8 +150,7 @@ class InvalidComErrorColl(ErrorGenerator):
                             c = CorrectMPICallFactory.get(func_to_use)
                             c.set_rank_executing('not0')
                             c.set_arg("datatype", type_var_2)
-                            call.set_arg("count", get_bytes_size_for_type(
-                                                                                                  type_1))
+                            call.set_arg("count", get_bytes_size_for_type(type_1))
                             c.set_has_error()
                             if c.has_arg("recvbuf"):
                                 c.set_arg("recvbuf", buf_name_2)
@@ -162,5 +161,3 @@ class InvalidComErrorColl(ErrorGenerator):
                             tm.insert_instruction(c, after_instruction=call)
 
                         yield tm
-
-