参数
marker
============= ===============================
character description
============= ===============================
'.' point marker
',' pixel marker
'o' circle marker
'v' triangle_down marker
'^' triangle_up marker
'<' triangle_left marker
'>' triangle_right marker
'1' tri_down marker
'2' tri_up marker
'3' tri_left marker
'4' tri_right marker
'8' octagon marker
's' square marker
'p' pentagon marker
'P' plus (filled) marker
'*' star marker
'h' hexagon1 marker
'H' hexagon2 marker
'+' plus marker
'x' x marker
'X' x (filled) marker
'D' diamond marker
'd' thin_diamond marker
'|' vline marker
'_' hline marker
============= ===============================
linestyle
============= ===============================
character description
============= ===============================
'-' solid line style
'--' dashed line style
'-.' dash-dot line style
':' dotted line style
============= ===============================
color
============= ===============================
character color
============= ===============================
'b' blue
'g' green
'r' red
'c' cyan
'm' magenta
'y' yellow
'k' black
'w' white
============= ===============================