Remove HAS_NO_PYTHON configuration variable

This variable is not needed since in the two places its used we do a
runtime check of the presence of the Python interface anyways

SConstruct

@@ -1436,11 +1436,6 @@ configh['SOLARIS'] = 1 if env['OS'] == 'Solaris' else None
 configh['DARWIN'] = 1 if env['OS'] == 'Darwin' else None
 cdefine('NEEDS_GENERIC_TEMPL_STATIC_DECL', 'OS', 'Solaris')
 
-if env['python_package'] == 'none' and env['python3_package'] == 'n':
-    configh['HAS_NO_PYTHON'] = 1
-else:
-    configh['HAS_NO_PYTHON'] = None
-
 configh['SUNDIALS_VERSION'] = env['sundials_version'].replace('.','')
 
 if env.get('has_sundials_lapack') and env['use_lapack']:

include/cantera/base/config.h.in

@@ -70,12 +70,6 @@ typedef int ftnlen;       // Fortran hidden string length type
 // and this leads to multiple defines at link time
 %(NEEDS_GENERIC_TEMPL_STATIC_DECL)s
 
-//--------------------- Python ------------------------------------
-
-// If this is defined, then python will not be assumed to be
-// present to support conversions
-%(HAS_NO_PYTHON)s
-
 //-------------- Optional Cantera Capabilities ----------------------
 
 //    Enable Sundials to use an external BLAS/LAPACK library if it was

src/base/ct2ctml.cpp

@@ -89,14 +89,6 @@ static std::string call_ctml_writer(const std::string& text, bool isfile)
         arg = "text=r'''" + text + "'''";
     }
 
-#ifdef HAS_NO_PYTHON
-    //! Section to bomb out if python is not present in the computation
-    //! environment.
-    throw CanteraError("ct2ctml",
-                       "python cti to ctml conversion requested for file, " + file +
-                       ", but not available in this computational environment");
-#endif
-
     string python_output, error_output;
     int python_exit_code;
     try {
@@ -191,15 +183,6 @@ std::string ct_string2ctml_string(const std::string& cti)
 void ck2cti(const std::string& in_file, const std::string& thermo_file,
             const std::string& transport_file, const std::string& id_tag)
 {
-#ifdef HAS_NO_PYTHON
-    //! Section to bomb out if python is not present in the computation
-    //! environment.
-    string ppath = in_file;
-    throw CanteraError("ct2ctml",
-                       "python ck to cti conversion requested for file, " + ppath +
-                       ", but not available in this computational environment");
-#endif
-
     string python_output;
     int python_exit_code;
     try {

test/kinetics/rates.cpp

@@ -8,7 +8,6 @@
 namespace Cantera
 {
 
-#ifndef HAS_NO_PYTHON
 TEST(FracCoeff, ConvertFracCoeff)
 {
     IdealGasPhase thermo1("../data/frac.cti", "gas");
@@ -33,7 +32,6 @@ TEST(FracCoeff, ConvertFracCoeff)
         }
     }
 }
-#endif
 
 class FracCoeffTest : public testing::Test
 {

test/thermo/phaseConstructors.cpp

@@ -155,7 +155,6 @@ TEST(IonsFromNeutralConstructor, fromScratch)
     EXPECT_NEAR(mu[1], -2.88157298e+06, 1e-1);
 }
 
-#ifndef HAS_NO_PYTHON // skip these tests if the Python converter is unavailable
 class CtiConversionTest : public testing::Test
 {
 public:
@@ -215,7 +214,6 @@ TEST_F(ChemkinConversionTest, FailedConversion) {
     ASSERT_THROW(ck2cti("h2o2_missingThermo.inp"),
                  CanteraError);
 }
-#endif
 
 class ConstructFromScratch : public testing::Test
 {