old_contents: from i3pystatus import IntervalModule
  
  
  class Temperature(IntervalModule):
      """
      Shows CPU temperature of Intel processors
  
      AMD is currently not supported as they can only report a relative temperature, which is pretty useless
      """
  
      settings = (
          ("format",
           "format string used for output. {temp} is the temperature in degrees celsius"),
          "color",
          "file",
          "alert_temp",
          "alert_color",
      )
      format = "{temp} °C"
      color = "#FFFFFF"
      file = "/sys/class/thermal/thermal_zone0/temp"
      alert_temp = 90
      alert_color = "#FF0000"
  
      def run(self):
          with open(self.file, "r") as f:
              temp = float(f.read().strip()) / 1000
  
          self.output = {
              "full_text": self.format.format(temp=temp),
              "color": self.color if temp < self.alert_temp else self.alert_color,
          }
  
new_contents: from i3pystatus import IntervalModule
  
  
  class Temperature(IntervalModule):
      """
      Shows CPU temperature of Intel processors
  
      AMD is currently not supported as they can only report a relative temperature, which is pretty useless
      """
  
      settings = (
          ("format",
           "format string used for output. {temp} is the temperature in degrees celsius"),
          ('display_if', 'snippet that gets evaluated. if true, displays the module output'),
          "color",
          "file",
          "alert_temp",
          "alert_color",
      )
      format = "{temp} °C"
      color = "#FFFFFF"
      file = "/sys/class/thermal/thermal_zone0/temp"
      alert_temp = 90
      alert_color = "#FF0000"
      display_if = 'True'
  
      def run(self):
          with open(self.file, "r") as f:
              temp = float(f.read().strip()) / 1000
  
          if eval(self.display_if):
              self.output = {
                  "full_text": self.format.format(temp=temp),
                  "color": self.color if temp < self.alert_temp else self.alert_color,
              }
  
subject: add a "display_if" setting