update

src/util.jl

@@ -1,116 +1,80 @@
-module util
-
-export getDataFrameValue, dfRowtoString, dfToString
-
-using DataFrames
-
-
-""" get a value from a dataframe row by a given key
-"""
-getDataFrameValue(row::DataFrameRow, key::Symbol) = row.:($key)
-
-
-""" convert df row into key:value string
-"""
-function dfRowtoString(row::DataFrameRow)::String
-  str = ""
-  for key in keys(row)
-    value = getDataFrameValue(row, key)
-    str *= "$key: $value, "
-  end
-  result = str[1:end-2] # remove ", " at the end of row
-  return result
-end
-
-
-""" convert df table into string
-"""
-function dfToString(df::DataFrame)
-  dfstr = ""
-  for (i, row) in enumerate(eachrow(df))
-    rowstr = dfRowtoString(row)
-    dfstr *= "$i) $rowstr\n"
-  end
-  return dfstr
-end
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+module util
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 end # module util