log(){
    echo >&2 $*   # stderr to fit with make_chart_data
}

    )&

    )#&  # comment the & to run single threaded, for clearer logging

    hledger balance --output-format=csv --layout=tidy --daily @"$1" \
      > "$dir/$name.csv"

    log "hledger balance --output-format=csv --layout=tidy --daily @"$1"" # > "$dir/$name.csv""
    hledger balance --output-format=csv --layout=tidy --daily @"$1" > "$dir/$name.csv"

      >&2 echo "Warning: hledger produced no output from \"$1\""

      log "Warning: hledger produced no output from \"$1\""

    log "$outdir/$name.csv:"

	log "    $(basename "$csv")"

log "Generating hledger data sets (in $dir):"

log "Combining data sets into chart data (in $chartsdir):"