code: def _process_assignments(self, anexec, contents, mode="insert"):
          
          for assign in self.RE_ASSIGN.finditer(contents):
              assignee = assign.group("assignee").strip()
              target = re.split(r"[(%\s]", assignee)[0].lower()
  
              #We only want to include variables that we know are in the scope of the
              #current executable. This excludes function calls etc. with optional params.
              if target in self._intrinsic:
                  continue
  
              if target in anexec.members or \
                 target in anexec.parameters or \
                 (isinstance(anexec, Function) and target.lower() == anexec.name.lower()):
                  if mode == "insert":
                      anexec.add_assignment(re.split(r"[(\s]", assignee)[0])
                  elif mode == "delete":
                      #Remove the first instance of this assignment from the list
                      try:
                          index = element.assignments.index(assign)
                          del element.assignments[index]
                      except ValueError:
                          #We didn't have anything to remove, but python
                          pass
docs: Extracts all variable assignments from the body of the executable.
  
          :arg mode: for real-time update; either 'insert', 'delete' or 'replace'.