text: # Parameters
  BEHAVIORS = 'behaviors'
  STIMULUS_ELEMENTS = 'stimulus_elements'
  MECHANISM_NAME = 'mechanism'
  START_V = 'start_v'
  START_VSS = 'start_vss'
  START_W = 'start_w'
  ALPHA_V = 'alpha_v'
  ALPHA_VSS = 'alpha_vss'
  ALPHA_W = 'alpha_w'
  BETA = 'beta'
  MU = 'mu'
  DISCOUNT = 'discount'
  TRACE = 'trace'
  BEHAVIOR_COST = 'behavior_cost'
  U = 'u'
  LAMBDA = 'lambda'
  RESPONSE_REQUIREMENTS = 'response_requirements'
  BIND_TRIALS = 'bind_trials'
  N_SUBJECTS = 'n_subjects'
  TITLE = 'title'
  SUBPLOTTITLE = 'subplottitle'
  RUNLABEL = 'runlabel'
  SUBJECT = 'subject'
  XSCALE = 'xscale'
  XSCALE_MATCH = 'xscale_match'
  PHASES = 'phases'
  CUMULATIVE = 'cumulative'
  MATCH = 'match'
  FILENAME = 'filename'
  
  # Commands
  RUN = '@run'
  VARIABLES = '@variables'
  PHASE = '@phase'
  FIGURE = '@figure'
  SUBPLOT = '@subplot'
  LEGEND = '@legend'
  VPLOT = '@vplot'
  VSSPLOT = '@vssplot'
  WPLOT = '@wplot'
  PPLOT = '@pplot'
  NPLOT = '@nplot'
  VEXPORT = '@vexport'
  WEXPORT = '@wexport'
  PEXPORT = '@pexport'
  NEXPORT = '@nexport'
  HEXPORT = '@hexport'
  VSSEXPORT = '@vssexport'
  
  # Other
  DEFAULT = 'default'
  RAND = 'rand'
  CHOICE = 'choice'
  COUNT = 'count'
  COUNT_LINE = 'count_line'
  
  KEYWORDS = (BEHAVIORS,
              STIMULUS_ELEMENTS,
              MECHANISM_NAME,
              START_V,
              START_VSS,
              START_W,
              ALPHA_V,
              ALPHA_VSS,
              ALPHA_W,
              BETA,
              MU,
              DISCOUNT,
              TRACE,
              BEHAVIOR_COST,
              U,
              LAMBDA,
              RESPONSE_REQUIREMENTS,
              BIND_TRIALS,
              N_SUBJECTS,
              TITLE,
              SUBPLOTTITLE,
              RUNLABEL,
              SUBJECT,
              XSCALE,
              XSCALE_MATCH,
              PHASES,
              CUMULATIVE,
              MATCH,
              FILENAME,
              VARIABLES,
              PHASE,
              RUN,
              FIGURE,
              SUBPLOT,
              LEGEND,
              VPLOT,
              VSSPLOT,
              WPLOT,
              PPLOT,
              NPLOT,
              VEXPORT,
              WEXPORT,
              PEXPORT,
              NEXPORT,
              DEFAULT,
              RAND,
              COUNT,
              COUNT_LINE)
  
  PHASEDIV = '|'
  
  # Properties for evaluation
  EVAL_SUBJECT = "subject"
  EVAL_RUNLABEL = "runlabel"
  # EVAL_EXACTSTEPS = "exact_steps"
  EVAL_EXACT = "exact"
  # EVAL_EXACTN = "exact_n"
  EVAL_CUMULATIVE = "cumulative"
  EVAL_PHASES = "phases"
  EVAL_FILENAME = "filename"
  
  # Property values for evaluation
  EVAL_AVERAGE = "average"
  EVAL_ON = "on"
  EVAL_OFF = "off"
  EVAL_ALL = "all"
  