only use 1st line of description

for Galaxy tool description

see OpenMS/OpenMS#6568

Author: bernt-matthias

ctdconverter/galaxy/converter.py

@@ -561,7 +561,11 @@ def create_description(tool, model):
     """
     if "description" in model.opt_attribs.keys() and model.opt_attribs["description"] is not None:
         description = SubElement(tool, "description")
-        description.text = model.opt_attribs["description"]
+        text = model.opt_attribs["description"]
+        text = text.split("\n")[0].strip()
+        if text[-1] == ".":
+            text = text[:-1]
+        description.text = text
 
 
 def create_configfiles(tool, model, **kwargs):

tests/test-data/bool.ctd

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <tool ctdVersion="1.7" version="2.3.0" name="bool" docurl="http://www.openms.de/unavailable.html" category="Test" >
-<description><![CDATA[Bool parameter tests]]></description>
+<description><![CDATA[Bool parameter tests
+
+Some additional text that must not appear in the Galaxy tool description.
+]]></description>
 <manual><![CDATA[Bool parameter tests.]]></manual>
 <PARAMETERS version="1.6.2" xsi:noNamespaceSchemaLocation="https://raw.githubusercontent.com/OpenMS/OpenMS/develop/share/OpenMS/SCHEMAS/Param_1_6_2.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <NODE name="BoolTest" description="Bool test.">