update

src/utils.jl

@@ -1015,7 +1015,21 @@ function experience(dict::T) where {T<:AbstractDict}
   return s
 end
 
+""" Get the latest step number of short term memory
 
+Arguments:
+  dict = a dictionary contain past experience
+
+Return:
+  latest step number
+
+# Example
+```jldoctest
+julia> dict = OrderedDict(
+  "Plan 1:" => "1. Ask about the type of food that will be served at the wedding party.")
+julia>shortMemLatestStep(dict)
+1
+"""
 function shortMemLatestStep(dict::T) where {T<:AbstractDict}
   _latest_step = keys(dict)
   _latest_step = [i for i in _latest_step]