docstr: Add another image channel
  
  can_remove - true if we are allowed to remove this channel
docstr_tok: ["Add","another","image","channel","can_remove","-","true","if","we","are","allowed","to","remove","this","channel"]
code: def add_channelfn(self, can_remove=True):
      """Add another image channel
  
      can_remove - true if we are allowed to remove this channel
      """
      group = cps.SettingsGroup()
      self.channels.append(group)
  
      # Check which cellprofiler image we are in the group
      # (each channel translates to a single cellprofiler image)
      cpimg_index = 0
      for channel in self.channels:
          if id(channel) == id(group):
              break
          cpimg_index += 1
  
      group.append("divider", cps.Divider(line=True))
      group.append(
          "cpimage_name",
          cps.ImageNameProvider(
              "Image name", default_cpimage_name(cpimg_index)
          ),
      )
      channel_numbers = [
          str(x) for x in range(0, max(10, len(self.channels) + 2))
      ]
      group.append(
          "channel_number",
          cps.Choice(
              "Channel number:",
              channel_numbers,
              channel_numbers[len(self.channels) - 1],
              doc="""(Used only for multichannel images)
  			The channels of a multichannel image are numbered starting from 0 (zero).
  
  			Each channel is a greyscale image, acquired using different
  			illumination sources and/or optics. Use this setting to pick
  			the channel to associate with the image or images you load from
  			OMERO.""",
          ),
      )
      group.can_remove = can_remove
      if can_remove:
          group.append(
              "remover",
              cps.RemoveSettingButton(
                  "Remove this channel",
                  "Remove channel",
                  self.channels,
                  group,
              ),
          )
  
imports: import traceback
  import numpy
  import wx
  import cellprofiler_core.image
  import cellprofiler_core.module
  import cellprofiler_core.measurement
  import cellprofiler_core.preferences
  import cellprofiler_core.setting
  from cellprofiler_core.modules import default_cpimage_name
  import omero
  from omero.rtypes import rlong
  from omero.rtypes import rint
  from omero_version import omero_version
label_desc: Use image node_id 5 for calling the OmeroLoadImages obj's underlying member method code with example usage: obj.add_channelfn(can_remove) without return types