http://matplotlib.org/api/text_api.html#matplotlib.text.Text
xticks/yticks等都继承与text类
class matplotlib.text.Text(x=0, y=0, text='', color=None, verticalalignment='baseline', horizontalalignment='left', multialignment=None, fontproperties=None, rotation=None, linespacing=None, rotation_mode=None, usetex=None, wrap=False, **kwargs) PropertyDescription描述agg_filterunknownalphafloat (0.0 transparent through 1.0 opaque)animated[True | False]axesan Axes instancebackgroundcolorany matplotlib colorbboxFancyBboxPatch prop dictclip_boxa matplotlib.transforms.Bbox instanceclip_on[True | False]clip_path[ (Path, Transform) | Patch | None ]colorany matplotlib colorcontainsa callable functionfamily or fontfamily or fontname or name[FONTNAME | ‘serif’ | ‘sans-serif’ | ‘cursive’ | ‘fantasy’ | ‘monospace’ ]figurea matplotlib.figure.Figure instancefontproperties or font_propertiesa matplotlib.font_manager.FontProperties instancegidan id stringhorizontalalignment or ha[ ‘center’ | ‘right’ | ‘left’ ]labelstring or anything printable with ‘%s’ conversion.linespacingfloat (multiple of font size)multialignment[‘left’ | ‘right’ | ‘center’ ]path_effectsunknownpicker[None|float|boolean|callable]position(x,y)设置位置rasterized[True | False | None]rotation[ angle in degrees | ‘vertical’ | ‘horizontal’ ]设置旋转rotation_modeunknownsize or fontsize[size in points | ‘xx-small’ | ‘x-small’ | ‘small’ | ‘medium’ | ‘large’ | ‘x-large’ | ‘xx-large’ ]sketch_paramsunknownsnapunknownstretch or fontstretch[a numeric value in range 0-1000 | ‘ultra-condensed’ | ‘extra-condensed’ | ‘condensed’ | ‘semi-condensed’ | ‘normal’ | ‘semi-expanded’ | ‘expanded’ | ‘extra-expanded’ | ‘ultra-expanded’ ]style or fontstyle[ ‘normal’ | ‘italic’ | ‘oblique’]textstring or anything printable with ‘%s’ conversion.transformTransform instanceurla url stringusetexunknownvariant or fontvariant[ ‘normal’ | ‘small-caps’ ]verticalalignment or ma or va[ ‘center’ | ‘top’ | ‘bottom’ | ‘baseline’ ]visible[True | False]weight or fontweight[a numeric value in range 0-1000 | ‘ultralight’ | ‘light’ | ‘normal’ | ‘regular’ | ‘book’ | ‘medium’ | ‘roman’ | ‘semibold’ | ‘demibold’ | ‘demi’ | ‘bold’ | ‘heavy’ | ‘extra bold’ | ‘black’ ]wrapunknownxfloatyfloatzorderany number