[refs #137] bugfix in widgets.py badly formatted string corrupted load of settings; added a functionality to utils' which function to also look for NLLoc installation in the settings' binary path

pylot/core/util/utils.py

@@ -407,10 +407,18 @@ def runProgram(cmd, parameter=None):
 def which(program):
     """
     takes a program name and returns the full path to the executable or None
-    found on: http://stackoverflow.com/questions/377017/test-if-executable-exists-in-python
+    modified after: http://stackoverflow.com/questions/377017/test-if-executable-exists-in-python
     :param program: name of the desired external program
     :return: full path of the executable file
     """
+    try:
+        from PySide.QtCore import QSettings
+        settings = QSettings()
+        for key in settings.allKeys():
+            if 'binPath' in key:
+                os.environ['PATH'] += ':{0}'.format(settings.value(key))
+    except ImportError as e:
+        print(e.message)
 
     def is_exe(fpath):
         return os.path.exists(fpath) and os.access(fpath, os.X_OK)

pylot/core/util/widgets.py

@@ -1337,8 +1337,8 @@ class LocalisationTab(PropTab):
 
         self.locToolComboBox.setCurrentIndex(toolind)
 
-        curroot = settings.value("%s/rootPath".format(curtool), None)
-        curbin = settings.value("%s/binPath".format(curtool), None)
+        curroot = settings.value("{0}/rootPath".format(curtool), None)
+        curbin = settings.value("{0}/binPath".format(curtool), None)
 
         self.rootlabel = QLabel("root directory")
         self.binlabel = QLabel("bin directory")
@@ -1385,8 +1385,8 @@ class LocalisationTab(PropTab):
 
     def getValues(self):
         loctool = self.locToolComboBox.currentText()
-        values = {"%s/rootPath".format(loctool): self.rootedit.text(),
-                  "%s/binPath".format(loctool): self.binedit.text(),
+        values = {"{0}/rootPath".format(loctool): self.rootedit.text(),
+                  "{0}/binPath".format(loctool): self.binedit.text(),
                   "loc/tool": loctool}
         return values