                                    for item in filetypes[key]]
              if len(filetypes[key]) > 2:
                  multi = ["{} Files".format(key.title())]
                  multi.append(" ".join([ftype[1]
                               for ftype in filetypes[key] if ftype[0] != "All files"]))
                  filetypes[key].insert(0, tuple(multi))
          return filetypes
  
      @property
      def _contexts(self):
 
</s> remove     @classmethod
    def _set_default_font(cls):
        """ Set the default font.

        For macOS and Windows, this just pulls back the system default font.

        For Linux, quite often the default is not ideal, so we try to pull a sane default from
        installed fonts.
        """
        if platform.system() == "Linux":
            for family in ("DejaVu Sans", "Noto Sans", "Nimbus Sans"):
                if family in tk.font.families():
                    logger.debug("Setting default font to: '%s'", family)
                    tk.font.nametofont("TkDefaultFont").configure(family=family)
                    tk.font.nametofont("TkHeadingFont").configure(family=family)
                    tk.font.nametofont("TkMenuFont").configure(family=family)
                    break
        return tk.font.nametofont("TkDefaultFont").configure()["family"]

 </s> add  </s> remove         self._default_font = self._set_default_font()
 </s> add         self._default_font = tk.font.nametofont("TkDefaultFont").configure()["family"]
                                       for ftype in filetypes[key] if ftype[0] != "All files"]))
                                    for item in filetypes[key]]
              if len(filetypes[key]) > 2:
                  multi = ["{} Files".format(key.title())]
                  multi.append(" ".join([ftype[1]
                                       for ftype in filetypes[key] if ftype[0] != "All files"]))
                  filetypes[key].insert(0, tuple(multi))
          return filetypes
  
      @property
      def _contexts(self):
keep keep keep keep replace keep keep keep keep keep
 GUI - Revert Conda default font fix 
lib/gui/utils.py