code: def _snpeff_args_from_config(data):
      
      config = data["config"]
      args = ["-hgvs"]
      # General supplied arguments
      resources = config_utils.get_resources("snpeff", config)
      if resources.get("options"):
          args += [str(x) for x in resources.get("options", [])]
      # cancer specific calling arguments
      if vcfutils.get_paired_phenotype(data):
          args += ["-cancer"]
  
      effects_transcripts = dd.get_effects_transcripts(data)
      if effects_transcripts in set(["canonical_cancer"]):
          _, snpeff_base_dir = get_db(data)
          canon_list_file = os.path.join(snpeff_base_dir, "transcripts", "%s.txt" % effects_transcripts)
          if not utils.file_exists(canon_list_file):
              raise ValueError("Cannot find expected file for effects_transcripts: %s" % canon_list_file)
          args += ["-canonList", canon_list_file]
      elif effects_transcripts == "canonical" or tz.get_in(("config", "algorithm", "clinical_reporting"), data):
          args += ["-canon"]
      return args
docs: Retrieve snpEff arguments supplied through input configuration.