WIP: PythonInterpreter: dump debug info to a file

smtk/common/PythonInterpreter.cxx

@@ -257,19 +257,25 @@ bool PythonInterpreter::canFindModule(const std::string& module) const
   bool found = true;
   pybind11::dict locals;
   std::stringstream testCmd;
-  testCmd << "found = True\n"
-          << "try:\n"
-          << "    import " << module << "\n";
+  testCmd << "try:\n"
+             " found = True\n"
+             " try:\n"
+             "     import " << module << "\n";
   if (Environment::hasVariable("SMTK_PYTHON_MODULE_LOAD_VERBOSE"))
   {
-    testCmd << "except ImportError as error:\n"
-            << "    print(str(error))\n";
+    testCmd << " except ImportError as error:\n"
+               "     print(str(error))\n";
   }
   else
   {
-    testCmd << "except ImportError:\n";
+    testCmd << " except ImportError:\n";
   }
-  testCmd << "    found = False";
+  testCmd << "     found = False\n";
+  testCmd << "except Exception as e:\n"
+             " import sys\n"
+             " import traceback\n"
+             " with open('/tmp/smtk.log', 'w+') as f:\n"
+             "  traceback.print_tb(sys.last_traceback, file=f)";
   pybind11::exec(testCmd.str().c_str(), pybind11::globals(), locals);
 
   found = locals["found"].cast<bool>();