From 1bf3be5a432e467908c8d9a2753e91b68912f01b Mon Sep 17 00:00:00 2001 From: Victor Olaya Date: Sat, 12 Jul 2014 10:33:06 +0200 Subject: [PATCH] [processing] added some extra info in modeler calculator --- .../processing/modeler/CalculatorModelerAlgorithm.py | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/python/plugins/processing/modeler/CalculatorModelerAlgorithm.py b/python/plugins/processing/modeler/CalculatorModelerAlgorithm.py index be6f03beb17..db6d0e395a8 100644 --- a/python/plugins/processing/modeler/CalculatorModelerAlgorithm.py +++ b/python/plugins/processing/modeler/CalculatorModelerAlgorithm.py @@ -85,9 +85,12 @@ class CalculatorModelerParametersDialog(ModelerParametersDialog): text = ('You can refer to model values in you formula, using' 'single-letter variables, as follows:\n') ichar = 97 - for number in numbers: - text += chr(ichar) + '->' + self.resolveValueDescription(number) + '\n' - ichar += 1 + if numbers: + for number in numbers: + text += chr(ichar) + '->' + self.resolveValueDescription(number) + '\n' + ichar += 1 + else: + text += "\n - No numerical variables are available." self.infoText.setText(text) self.infoText.setEnabled(False) self.formulaText = QtGui.QLineEdit()