From: regrain <regrain>
Date: Wed, 11 Feb 2004 12:20:58 +0000 (+0000)
Subject:      * bug fix for python's None object
X-Git-Tag: Version0.5.bp~308
X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=commitdiff_plain;h=45822871269cb2ac9d19beb53062bf7ee52a6553;p=gdcm.git

 * bug fix for python's None object
     * Add a new python demo
     -- BeNours
---

diff --git a/gdcmPython/demo/makeDicomDir.py b/gdcmPython/demo/makeDicomDir.py
new file mode 100644
index 00000000..869441fb
--- /dev/null
+++ b/gdcmPython/demo/makeDicomDir.py
@@ -0,0 +1,43 @@
+from gdcmPython import *
+import sys
+
+### Get filename from command line or default it
+try:
+   FileName = sys.argv[1]
+except IndexError:
+   FileName = os.path.join(GDCM_DATA_PATH, "DICOMDIR")
+
+try:
+   printLevel = int(sys.argv[2])
+except IndexError:
+   printLevel = 1
+print FileName
+
+### Build the header element list
+toRead = gdcmDicomDir(FileName)
+
+def startMethod():
+	print "Python start"
+
+def endMethod():
+	print "Python end"
+
+def progressMethod():
+	print "Python progress",toRead.GetProgress()
+
+toRead.SetStartMethod(None)
+toRead.SetProgressMethod(progressMethod)
+toRead.SetEndMethod(endMethod)
+toRead.ParseDirectory()
+
+print "##############################################################"
+print "### Display all the elements and their respective values"
+print "## found in the ", FileName, " file."
+print "##############################################################"
+toRead.SetPrintLevel(-1)
+toRead.Print()
+
+ValDict = toRead.GetEntry()
+for key in ValDict.keys():
+	print "[%s] = [%s]" %(key, ValDict[key])
+
diff --git a/gdcmPython/gdcm.i b/gdcmPython/gdcm.i
index b731cedd..439884ea 100644
--- a/gdcmPython/gdcm.i
+++ b/gdcmPython/gdcm.i
@@ -217,10 +217,19 @@ extern gdcmGlobal gdcmGlob;
 ////////////////////////////////////////////////////////////////////////////
 // Deals with function returning a C++ string.
 %typemap(python, in) (gdcmMethod *,void * =NULL,gdcmMethod * =NULL) {
-    Py_INCREF($input);
-    $1=vtkPythonVoidFunc;
-	$2=$input;
-	$3=vtkPythonVoidFuncArgDelete;
+	if($input!=Py_None)
+	{
+		Py_INCREF($input);
+		$1=vtkPythonVoidFunc;
+		$2=$input;
+		$3=vtkPythonVoidFuncArgDelete;
+	}
+	else
+	{
+		$1=NULL;
+		$2=NULL;
+		$3=NULL;
+	}
 }