Python style.use函数代码示例

def plot_dists(outpath, dists, controlsamples):
    from matplotlib import style

    style.use('ggplot')

    samplecolors = colormap_lch(len(controlsamples))
    samplessorted = sorted(controlsamples, key=lambda x: (x[1], x[0]))

    xticks = np.arange(0, dists.index[-1] + 0.1)
    xticks_disp = [format(v, 'g') for v in xtransform_rev(xticks)]

    fig, ax = plt.subplots(1, 1, figsize=(4, 3.2))
    ax.patch.set_facecolor('#f7f7f7')

    for (samplename, explength), color in zip(samplessorted, samplecolors):
        ax.plot(dists[samplename], color=color, label=samplename, zorder=3)
        ax.axvline(xtransform(explength), color=color, linewidth=2, alpha=0.3)

    leg = ax.legend(loc='center left', fontsize=10)
    plt.setp([leg.get_frame()], facecolor='white', edgecolor='#e8e8e8')

    ax.set_xlabel('Poly(A) length (nt)')
    ax.set_ylabel('Cumulative fraction')
    ax.set_title('Poly(A) length distribution', fontsize=12)

    ax.set_xticks(xticks)
    ax.set_xticklabels(xticks_disp)

    plt.setp(ax.get_xgridlines() + ax.get_ygridlines(), color='#e0e0e0')

    plt.tight_layout()

    plt.savefig(outpath)

    plt.close(fig)

    def __init__(self, csv_file, image_path=None):
        # TODO Re-enable plotfile
        plt.subplots_adjust(left=0.13, bottom=0.33, right=0.95, top=0.89)
        style.use('seaborn-darkgrid')
        for label in self.ax1.xaxis.get_ticklabels():
            label.set_rotation(45)

        self.image_path = image_path

        self.creader = self.generate_reader(csv_file)

        self.points_generator = self.yield_points()

        self.x = []
        self.y = []

        for a, b in self.points_generator:
            self.x.append(a)
            self.y.append(b)

        self.ax1.plot_date(self.x, self.y, 'r-')

        plt.xlabel('Timestamps')
        plt.ylabel('Return Time (in milliseconds)')
        plt.title('Ping Over Time')

 def __init__(self, parent=None):
     super(OptionViewerPlotDlg, self).__init__(parent)
     
     self.setWindowTitle('Plot')
     self.resize(600,450)
     
     # a figure instance to plot on
     self.figure = plt.figure()
     
     # this is the Canvas Widget that displays the 'figure'
     # it takes the 'figure' instance as a parameter to __init__
     self.canvas = FigureCanvas(self.figure)
     
     # this is the Navigation widget
     # it takes the Canvas widget and a parent
     self.toolbar = NavigationToolbar(self.canvas, self)
     
     # Just some button connected to 'plot' method
     self.button = QtGui.QPushButton('Plot')
     self.button.clicked.connect(self.plot)
     
     # set the layout
     layout = QtGui.QVBoxLayout()
     layout.addWidget(self.toolbar)
     layout.addWidget(self.canvas)
     layout.addWidget(self.button)
     self.setLayout(layout)
     
     style.use('ggplot')
     rcParams['font.size'] = 12
     
     # create an axis
     self.ax = self.figure.add_subplot(111)
     self.xdata = []
     self.ydata = []

def plot_wue_ppt(df):

    plt.rcParams['lines.linewidth'] = 1.25
    plt.rcParams.update({'mathtext.default': 'regular'})
    style.use('ggplot')
    ncols = plt.rcParams['axes.color_cycle']

    fig, ax1 = plt.subplots()
    ax2 = ax1.twinx()

    ax1.plot(df['Rainfall'], df["WUE"], 'o', c=ncols[0], alpha=0.7)
    ax2.plot(df['Rainfall'], df["dWUE_dt"], 'o', c=ncols[1], lw=3)

    ax1.set_xlabel(r'Rainfall (mm)')
    ax1.set_ylabel(r'WUE (mol H$_{2}$O mol$^{-1}$ CO$_{2}$)')
    ax2.set_ylabel(r'$\partial$WUE/$\partial$t (mol H$_{2}$O mol$^{-1}$ CO$_{2}$)')

    ax1.set_ylim([0, 3.2])
    ax2.set_ylim([-1, 1])

    ax2.grid(False)

    plt.show()

    return 1

def plot_wue_time(df):

    plt.rcParams['lines.linewidth'] = 1.25
    plt.rcParams.update({'mathtext.default': 'regular'})
    style.use('ggplot')
    ncols = plt.rcParams['axes.color_cycle']

    fig, ax1 = plt.subplots()
    ax2 = ax1.twinx()

    ax1.bar(df.index, df["WUE"], color=ncols[0], width=300, \
            edgecolor=ncols[0], alpha=0.7)
    ax1.xaxis_date()
    ax2.plot_date(df.index, df["dWUE_dt"], '-', c=ncols[1], lw=3)

    ax1.set_ylabel(r'WUE (mol H$_{2}$O mol$^{-1}$ CO$_{2}$)')
    ax2.set_ylabel(r'$\partial$WUE/$\partial$t (mol H$_{2}$O mol$^{-1}$ CO$_{2}$)')

    ax1.set_ylim([0, 3.2])
    ax2.set_ylim([-1, 1])

    ax2.grid(False)

    plt.show()

    return 1

    def __init__(self,PLOTSEC=600,outfname='stripchartTemp',PDio=4):
        self.PLOTSEC = PLOTSEC #PLOTSEC #720 # 12 minute sessions for x axis
        self.QUITS = ("q","Q")
        self.STARTIN = ('I','i')
        self.ENDIN = ('E','e')
        self.PDio = PDio
        # Uncomment one of the blocks of code below to configure your Pi or BBB to use
        # software or hardware SPI.
        # Raspberry Pi software SPI configuration.
        #CLK = 25
        #CS  = 24
        #DO  = 18
        #sensor = MAX31855.MAX31855(CLK, CS, DO)
        # Raspberry Pi hardware SPI configuration.
        self.SPI_PORT   = 0
        self.SPI_DEVICE = 0
        self.sensor = MAX31855.MAX31855(spi=SPI.SpiDev(self.SPI_PORT, self.SPI_DEVICE))
        # BeagleBone Black software SPI configuration.
        #CLK = 'P9_12'
        #CS  = 'P9_15'
        #DO  = 'P9_23'
        #sensor = MAX31855.MAX31855(CLK, CS, DO)
        # BeagleBone Black hardware SPI configuration.
        #SPI_PORT   = 1
        #SPI_DEVICE = 0
        #sensor = MAX31855.MAX31855(spi=SPI.SpiDev(SPI_PORT, SPI_DEVICE))
        self.blinkYlevel = 20 # where blink off will appear
        self.blinkYactive = 25
        self.blinkThresh = 2500
        # this works for me and my blu-tac. Your mileage may vary. Try raising it and seeing where
        # the hi and low readings tend to cluster - then choose a sensible threshold to reliably distinguish
        # them
        self.maxPhotoDetReads = self.blinkThresh + 1 # about 0.06 sec sampling truncating at 5k cycles
        # self.maxPhotoDetReads = 100000 # about 0.23 sec sampling at 30k cycles      
        self.ts = self.getTempStream()
        self.bs = self.photoDet()
        self.outf = open('%s.xls' % outfname,'w')
        self.savepng = '%s.png' % outfname
        self.outf.write('Second\tTemperature\n')
        # set up a generator for PLOTSEC seconds of sampling
        style.use('ggplot')
        # prepopulate arrays to make updates quicker
        self.t = range(self.PLOTSEC+2)
        self.y = [None for i in self.t]
        self.blinky = [None for i in self.t]
        self.blinkx = [None for i in self.t]
        self.fig, self.ax = plt.subplots()
        #self.ax.set_xlim(auto=True)
        #self.ax.set_ylim(auto=True)

        # fig.canvas.mpl_connect('key_press_event', press)
        self.line, = self.ax.plot(0,0,lw=1)
        self.blinkLine, = self.ax.plot(0,0,lw=1)
        self.text_template = 'Last temperature = %3.2f'
        self.title_template = 'Temperature strip chart at %d seconds'
        self.t_temp = self.ax.text(0.15,0.15,self.text_template%(0),
                                   transform=self.ax.transAxes, family='monospace',fontsize=10)
        #self.t_title = self.ax.text(0.5,1.0,self.title_template%(0),
        #                            transform=self.ax.transAxes, family='monospace',fontsize=20)
        self.started = time.time()

    def plot_trajectories(self):
        # """uses matplotlib to plot the trajectory
        # of each individual stock stored in earlier
        # trajectory array"""
        print("Creating Plot...")
        #use numpy to plot 
        self.np_price_trajectories = np.array(self.price_trajectories, dtype=float)
        self.times = np.linspace(0, self.T, self.N-1)

        #style/plot/barrier line
        style.use('dark_background')

        self.fig = plt.figure()
        self.ax1 = plt.subplot2grid((1,1),(0,0))
        for sublist in self.np_price_trajectories:
            if max(sublist) > self.B:
                self.ax1.plot(self.times,sublist,color = 'cyan')
            else:
                self.ax1.plot(self.times,sublist,color = '#e2fb86')
        plt.axhline(y=8,xmin=0,xmax=self.T,linewidth=2, color = 'red', label = 'Barrier')

        #rotate and add grid
        for label in self.ax1.xaxis.get_ticklabels():
            label.set_rotation(45)
        self.ax1.grid(True)

        #plotting stuff
        plt.xticks(np.arange(0, self.T+self.delta_t, .1))
        plt.suptitle('Stock Price Trajectory', fontsize=40)
        plt.legend()
        self.leg = plt.legend(loc= 2)
        self.leg.get_frame().set_alpha(0.4)
        plt.xlabel('Time (in years)', fontsize = 30)
        plt.ylabel('Price', fontsize= 30)
        plt.show()

def test_imshow_pil(fig_test, fig_ref):
    style.use("default")
    PIL = pytest.importorskip("PIL")
    png_path = Path(__file__).parent / "baseline_images/pngsuite/basn3p04.png"
    tiff_path = Path(__file__).parent / "baseline_images/test_image/uint16.tif"
    axs = fig_test.subplots(2)
    axs[0].imshow(PIL.Image.open(png_path))
    axs[1].imshow(PIL.Image.open(tiff_path))
    axs = fig_ref.subplots(2)
    axs[0].imshow(plt.imread(str(png_path)))
    axs[1].imshow(plt.imread(tiff_path))

    def __init__(self, args):

        #: input argument Namespace
        self.args = args

        #: verbosity
        self.verbose = 0 if args.silent else args.verbose

        # NB: finalizing may want to log if we're being verbose
        self._finalize_arguments(args)  # post-process args

        if args.style:  # apply custom styling
            try:
                from matplotlib import style
            except ImportError:
                from matplotlib import __version__ as mpl_version
                warnings.warn('--style can only be used with matplotlib >= '
                              '1.4.0, you have {0}'.format(mpl_version))
            else:
                style.use(args.style)

        #: the current figure object
        self.plot = None

        #: figure number
        self.plot_num = 0

        #: start times for data sets
        self.start_list = unique(
            map(int, (gps for gpsl in args.start for gps in gpsl)))

        #: duration of each time segment
        self.duration = args.duration

        #: channels to load
        self.chan_list = unique(c for clist in args.chan for c in clist)

        # total number of datasets that _should_ be acquired
        self.n_datasets = len(self.chan_list) * len(self.start_list)

        #: list of input data series (populated by get_data())
        self.timeseries = []

        #: dots-per-inch for figure
        self.dpi = args.dpi
        #: width and height in pixels
        self.width, self.height = map(float, self.args.geometry.split('x', 1))
        #: figure size in inches
        self.figsize = (self.width / self.dpi, self.height / self.dpi)
        #: Flag for data validation (like all zeroes)
        self.got_error = False

        # please leave this last
        self._validate_arguments()

def graphWords(wordLst, comments):
    """
    Assumes WORDLIST is a list of words to graph and
    comments is a numpy array containing all the comments
    in the reddit post.
    """
    style.use('dark_background')
    for word in wordLst:
        counts = np.char.count(comments, word)
        plt.plot(np.cumsum(counts), label=word)
    plt.legend(loc=2)
    plt.show()

def use_style(style=pb_style):
    """Shortcut for `matplotlib.style.use()`

    Parameters
    ----------
    style : dict
        The default value is the preferred pybinding figure style.
    """
    mpl_style.use(style)

    # the style shouldn't override inline backend settings
    if _is_notebook_inline_backend():
        _reset_notebook_inline_backend()

def main():
    style.use("ggplot")
    data = pd.io.stata.read_stata(DTA_FILE)
    plt.figure(1)

    draw_1(plt, data)
    draw_2(plt)
    draw_3(plt, data)
    draw_4(plt)

    plt.tight_layout()

    plt.show()

    def __init__(self, frame, loss, losskeys):
        self.frame = frame
        self.loss = loss
        self.losskeys = losskeys

        self.ylim = (100, 0)

        style.use('ggplot')

        self.fig = plt.figure(figsize=(4, 4), dpi=75)
        self.ax1 = self.fig.add_subplot(1, 1, 1)
        self.losslines = list()
        self.trndlines = list()

def plotWell(time_series, edges, channels, calls, outputFig, outputFile):
	'''plotting routine'''
	MAX_CHANS = 6
	FIG_COLS = 2
	FIG_ROWS = 3
#	INCHES_PER_SUBPLOT = 10
	CORRECT_CAL = [0.0, 0.8, 0.4]
	NO_CAL = [0.0, 0.4, 0.8]
	MISS_CAL = [0.7, 0.0, 0.7]
	CHANNEL_TAG = 'CH_'
	COLORS = [[0, 0.4, 0.8],
			  [0, 0.8, 0.4],
			  [0.7, 1.0, 0.1],
			  [1.0, 0.7, 0.2],
			  [1.0, 0.2, 0.3],
			  [0.7, 0, 0.9]]

#	fig1 = plt.figure(figsize=(FIG_ROWS*INCHES_PER_SUBPLOT, FIG_COLS*INCHES_PER_SUBPLOT))
	style.use('ggplot')
	outputFig.clf()

	for i in range(len(channels)):
		ax = outputFig.add_subplot(FIG_ROWS, FIG_COLS, i + 1)
		marker_shape = '.'
		#if it is a correct call
		if calls[i] == CORRECT_CAL:
			marker_shape = 'o'
		#if it is a no call
		elif calls[i] == NO_CAL:
			marker_shape = '^'
		#if it is a miss call
		if calls[i] == MISS_CAL:
			marker_shape = 's'

		if edges[i] != -1:
			ax.plot(time_series[i], color = calls[i], linewidth = 2.0)
			ax.plot(edges[i], time_series[i][edges[i]], marker = marker_shape, linewidth = 3.0, color = calls[i])
			ax.set_title(CHANNEL_TAG + str(channels[i] + 1), fontsize = 10.0)
			ax.set_xlabel('cycles', color = [0.4, 0.4, 0.4], fontsize = 12.0)
			ax.set_ylabel('intensity', color = COLORS[channels[i]], fontsize = 12.0)
			for tl in ax.get_yticklabels():
				tl.set_color(COLORS[channels[i]])

			for tl in ax.get_xticklabels():
				tl.set_color(COLORS[channels[i]])

	outputFig.savefig(outputFile, format = 'png', dpi = 150)
	outputFig.clf()
	plt.cla()

    def __init__(self,PLOTSEC=600,outfname='stripchartTemp'):
        self.PLOTSEC = 10 #PLOTSEC #720 # 12 minute sessions for x axis
        self.QUITS = ("q","Q")
        self.STARTIN = ('I','i')
        self.ENDIN = ('E','e')
        # Uncomment one of the blocks of code below to configure your Pi or BBB to use
        # software or hardware SPI.
        # Raspberry Pi software SPI configuration.
        #CLK = 25
        #CS  = 24
        #DO  = 18
        #sensor = MAX31855.MAX31855(CLK, CS, DO)
        # Raspberry Pi hardware SPI configuration.
        self.SPI_PORT   = 0
        self.SPI_DEVICE = 0
        self.sensor = MAX31855.MAX31855(spi=SPI.SpiDev(self.SPI_PORT, self.SPI_DEVICE))
        # BeagleBone Black software SPI configuration.
        #CLK = 'P9_12'
        #CS  = 'P9_15'
        #DO  = 'P9_23'
        #sensor = MAX31855.MAX31855(CLK, CS, DO)
        # BeagleBone Black hardware SPI configuration.
        #SPI_PORT   = 1
        #SPI_DEVICE = 0
        #sensor = MAX31855.MAX31855(spi=SPI.SpiDev(SPI_PORT, SPI_DEVICE))
            
        self.ts = self.getTempStream()
        self.outf = open('%s.xls' % outfname,'w')
        self.savepng = '%s.png' % outfname
        self.outf.write('Second\tTemperature\n')
        # set up a generator for PLOTSEC seconds of sampling
        style.use('ggplot')
        # prepopulate arrays to make updates quicker
        self.t = range(self.PLOTSEC+2)
        self.y = [None for i in self.t]
        self.fig, self.ax = plt.subplots()
        #self.ax.set_xlim(auto=True)
        #self.ax.set_ylim(auto=True)

        # fig.canvas.mpl_connect('key_press_event', press)
        self.line, = self.ax.plot(0,0,lw=1)
        self.text_template = 'Last temperature = %3.2f'
        self.title_template = 'Temperature strip chart at %d seconds'
        self.t_temp = self.ax.text(0.15,0.15,self.text_template%(0),
                                   transform=self.ax.transAxes, family='monospace',fontsize=10)
        #self.t_title = self.ax.text(0.5,1.0,self.title_template%(0),
        #                            transform=self.ax.transAxes, family='monospace',fontsize=20)
        self.started = time.time()