diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..8f466c6
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,5 @@
+[pytest]
+Markers =
+    default:  appendfilename's default string insertions
+    prepend:  appendfilename's optional -p/--prepend flag
+    smart:    appendfilename's optional --smart-prepend flag
diff --git a/test_appendfilename.py b/test_appendfilename.py
index f47bb62..e930c07 100755
--- a/test_appendfilename.py
+++ b/test_appendfilename.py
@@ -73,6 +73,7 @@ arg3_values = [
 # create the permutations:
 test_cases = list(product(arg1_values, arg2_values, arg3_values))
 
+@pytest.mark.default
 @pytest.mark.parametrize("arg1, arg2, arg3", test_cases)
 def test_append(arg1, arg2, arg3):
     """Test default which appends a string just prior file extension
@@ -139,6 +140,7 @@ arg4_values = [
 # create the permutations:
 test_cases = list(product(arg1_values, arg2_values, arg3_values, arg4_values))
 
+@pytest.mark.prepend
 @pytest.mark.parametrize("arg1, arg2, arg3, arg4", test_cases)
 def test_prepend(arg1, arg2, arg3, arg4):
     """test to prepend a string to the original file name
@@ -209,6 +211,7 @@ arg3_values = [
 # create the permutations:
 test_cases = list(product(arg1_values, arg2_values, arg3_values))
 
+@pytest.mark.smart
 @pytest.mark.parametrize("arg1, arg2, arg3", test_cases)
 def test_smart_prepend(arg1, arg2, arg3):
     """test the insertion of a new string just past the time stamp
diff --git a/test_generator.org b/test_generator.org
index fd49d55..78b7a93 100755
--- a/test_generator.org
+++ b/test_generator.org
@@ -156,12 +156,12 @@ pytest-3 test_appendfilename.py -v -m "default"
 pytest-3 test_appendfilename.py -m "default and prepend" -v
    #+end_src
 
-   #+begin_src python :tangle no
+   #+begin_src python :tangle pytest.ini
 [pytest]
 Markers =
-    default:  check the default insertion position of appendfile
-    prepend:  check the prepend insertion position of appendfile
-    smart:    check the smart-prepend insertion position of appendfile
+    default:  appendfilename's default string insertions
+    prepend:  appendfilename's optional -p/--prepend flag
+    smart:    appendfilename's optional --smart-prepend flag
    #+end_src
 
 
@@ -253,6 +253,7 @@ arg3_values = [
 # create the permutations:
 test_cases = list(product(arg1_values, arg2_values, arg3_values))
 
+@pytest.mark.default
 @pytest.mark.parametrize("arg1, arg2, arg3", test_cases)
 def test_append(arg1, arg2, arg3):
     """Test default which appends a string just prior file extension
@@ -328,6 +329,7 @@ arg4_values = [
 # create the permutations:
 test_cases = list(product(arg1_values, arg2_values, arg3_values, arg4_values))
 
+@pytest.mark.prepend
 @pytest.mark.parametrize("arg1, arg2, arg3, arg4", test_cases)
 def test_prepend(arg1, arg2, arg3, arg4):
     """test to prepend a string to the original file name
@@ -413,6 +415,7 @@ arg3_values = [
 # create the permutations:
 test_cases = list(product(arg1_values, arg2_values, arg3_values))
 
+@pytest.mark.smart
 @pytest.mark.parametrize("arg1, arg2, arg3", test_cases)
 def test_smart_prepend(arg1, arg2, arg3):
     """test the insertion of a new string just past the time stamp