Fix #3901. Add configurable list concatenation support in IfcFM.

src/ifcfm/ifcfm/__init__.py

@@ -125,7 +125,7 @@ class Writer:
         else:
             self.config = getattr(self.parser.preset, "config")
 
-    def write(self, null="N/A", empty="-", bool_true="YES", bool_false="NO"):
+    def write(self, null="N/A", empty="-", bool_true="YES", bool_false="NO", list_separator=", "):
         self.categories = {}
         null = self.config.get("null", null)
         empty = self.config.get("empty", empty)
@@ -155,6 +155,8 @@ class Writer:
                         value = bool_true
                     elif value is False:
                         value = bool_false
+                    elif isinstance(value, (list, tuple)):
+                        value = list_separator.join([str(v) for v in value])
                     processed_row.append(value)
                 rows.append(processed_row)
 
@@ -261,6 +263,9 @@ class Writer:
                     c += 1
                 r += 1
 
+        if "Sheet" in workbook.sheetnames and len(workbook.sheetnames) > 1:
+            workbook.remove(workbook["Sheet"])
+
         workbook.save(output)
 
     def write_pd(self):

src/ifcfm/ifcfm/cobie24.py

@@ -248,7 +248,7 @@ def get_attributes(ifc_file):
 
 
 def get_contact_data(ifc_file, element):
-    the_actor = element.Theactor
+    the_actor = element.TheActor
 
     if the_actor.is_a("IfcPerson"):
         pao = None