diff --git a/Cantera/python/examples/kinetics/.cvsignore b/Cantera/python/examples/kinetics/.cvsignore
index 08b681c83..841a45958 100644
--- a/Cantera/python/examples/kinetics/.cvsignore
+++ b/Cantera/python/examples/kinetics/.cvsignore
@@ -1,5 +1,4 @@
 Makefile
-runtest
 ct2ctml.log
 diff_out_0.txt
 gri30.xml
diff --git a/Cantera/python/examples/kinetics/runtest.in b/Cantera/python/examples/kinetics/runtest
similarity index 97%
rename from Cantera/python/examples/kinetics/runtest.in
rename to Cantera/python/examples/kinetics/runtest
index a99dad418..0aee0445f 100755
--- a/Cantera/python/examples/kinetics/runtest.in
+++ b/Cantera/python/examples/kinetics/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt    diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=ratecoeffs.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'
diff --git a/Cantera/python/examples/liquid_vapor/critProperties/.cvsignore b/Cantera/python/examples/liquid_vapor/critProperties/.cvsignore
index 9a0115ee8..1c0b54775 100644
--- a/Cantera/python/examples/liquid_vapor/critProperties/.cvsignore
+++ b/Cantera/python/examples/liquid_vapor/critProperties/.cvsignore
@@ -1,5 +1,4 @@
 Makefile
-runtest
 ct2ctml.log
 diff_out_0.txt
 h2o2.xml
diff --git a/Cantera/python/examples/liquid_vapor/critProperties/runtest.in b/Cantera/python/examples/liquid_vapor/critProperties/runtest
similarity index 97%
rename from Cantera/python/examples/liquid_vapor/critProperties/runtest.in
rename to Cantera/python/examples/liquid_vapor/critProperties/runtest
index ac4b8cabf..b61ee5a97 100755
--- a/Cantera/python/examples/liquid_vapor/critProperties/runtest.in
+++ b/Cantera/python/examples/liquid_vapor/critProperties/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt    diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=critProperties.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'
diff --git a/Cantera/python/examples/liquid_vapor/rankine/.cvsignore b/Cantera/python/examples/liquid_vapor/rankine/.cvsignore
index 9a0115ee8..1c0b54775 100644
--- a/Cantera/python/examples/liquid_vapor/rankine/.cvsignore
+++ b/Cantera/python/examples/liquid_vapor/rankine/.cvsignore
@@ -1,5 +1,4 @@
 Makefile
-runtest
 ct2ctml.log
 diff_out_0.txt
 h2o2.xml
diff --git a/Cantera/python/examples/liquid_vapor/rankine/runtest.in b/Cantera/python/examples/liquid_vapor/rankine/runtest
similarity index 97%
rename from Cantera/python/examples/liquid_vapor/rankine/runtest.in
rename to Cantera/python/examples/liquid_vapor/rankine/runtest
index 43b8c3c4f..fbaf361c4 100755
--- a/Cantera/python/examples/liquid_vapor/rankine/runtest.in
+++ b/Cantera/python/examples/liquid_vapor/rankine/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt    diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=rankine.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'
diff --git a/Cantera/python/examples/misc/.cvsignore b/Cantera/python/examples/misc/.cvsignore
index 25474a3b0..05ccf1852 100644
--- a/Cantera/python/examples/misc/.cvsignore
+++ b/Cantera/python/examples/misc/.cvsignore
@@ -1,5 +1,4 @@
 Makefile
-runtest
 buildlog
 ct2ctml.log
 diff_out_0.txt
diff --git a/Cantera/python/examples/misc/runtest.in b/Cantera/python/examples/misc/runtest
similarity index 97%
rename from Cantera/python/examples/misc/runtest.in
rename to Cantera/python/examples/misc/runtest
index e765456ce..2808f87ab 100755
--- a/Cantera/python/examples/misc/runtest.in
+++ b/Cantera/python/examples/misc/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt    diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=rxnpath1.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'
diff --git a/Cantera/python/examples/surface_chemistry/catcomb_stagflow/.cvsignore b/Cantera/python/examples/surface_chemistry/catcomb_stagflow/.cvsignore
index 632735d5d..69fe370e8 100644
--- a/Cantera/python/examples/surface_chemistry/catcomb_stagflow/.cvsignore
+++ b/Cantera/python/examples/surface_chemistry/catcomb_stagflow/.cvsignore
@@ -1,5 +1,4 @@
 Makefile
-runtest
 catcomb.csv
 catcomb.xml
 ct2ctml.log
diff --git a/Cantera/python/examples/surface_chemistry/catcomb_stagflow/runtest.in b/Cantera/python/examples/surface_chemistry/catcomb_stagflow/runtest
similarity index 98%
rename from Cantera/python/examples/surface_chemistry/catcomb_stagflow/runtest.in
rename to Cantera/python/examples/surface_chemistry/catcomb_stagflow/runtest
index 40faded56..52244ce78 100755
--- a/Cantera/python/examples/surface_chemistry/catcomb_stagflow/runtest.in
+++ b/Cantera/python/examples/surface_chemistry/catcomb_stagflow/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt  catcomb.csv  diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=catcomb.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'
diff --git a/Cantera/python/examples/surface_chemistry/diamond_cvd/.cvsignore b/Cantera/python/examples/surface_chemistry/diamond_cvd/.cvsignore
index d7ad744d9..e3aecfb8b 100644
--- a/Cantera/python/examples/surface_chemistry/diamond_cvd/.cvsignore
+++ b/Cantera/python/examples/surface_chemistry/diamond_cvd/.cvsignore
@@ -5,4 +5,3 @@ diamond.xml
 diff_csv.txt
 diff_out_0.txt
 output_0.txt
-runtest
diff --git a/Cantera/python/examples/surface_chemistry/diamond_cvd/runtest.in b/Cantera/python/examples/surface_chemistry/diamond_cvd/runtest
similarity index 98%
rename from Cantera/python/examples/surface_chemistry/diamond_cvd/runtest.in
rename to Cantera/python/examples/surface_chemistry/diamond_cvd/runtest
index ad1cba6e2..eeb31afe3 100755
--- a/Cantera/python/examples/surface_chemistry/diamond_cvd/runtest.in
+++ b/Cantera/python/examples/surface_chemistry/diamond_cvd/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt  diamond.csv  diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=diamond.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'
diff --git a/Cantera/python/examples/transport/.cvsignore b/Cantera/python/examples/transport/.cvsignore
index 40dc23c25..cb0786685 100644
--- a/Cantera/python/examples/transport/.cvsignore
+++ b/Cantera/python/examples/transport/.cvsignore
@@ -3,5 +3,4 @@ ct2ctml.log
 diff_out_0.txt
 h2o2.xml
 output_0.txt
-runtest
 transport_log.xml
diff --git a/Cantera/python/examples/transport/runtest.in b/Cantera/python/examples/transport/runtest
similarity index 97%
rename from Cantera/python/examples/transport/runtest.in
rename to Cantera/python/examples/transport/runtest
index ac3373fb5..827c754e5 100755
--- a/Cantera/python/examples/transport/runtest.in
+++ b/Cantera/python/examples/transport/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=dustygas.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'