8000 PEP8 scatter examples · matplotlib/matplotlib@6e9e271 · GitHub
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PEP8 scatter examples
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‎examples/lines_bars_and_markers/scatter_custom_symbol.py

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@@ -11,8 +11,8 @@
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# unit area ellipse
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rx, ry = 3., 1.
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area = rx * ry * pi
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theta = arange(0, 2*pi + 0.01, 0.1)
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verts = list(zip(rx/area*cos(theta), ry/area*sin(theta)))
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theta = arange(0, 2 * pi + 0.01, 0.1)
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verts = list(zip(rx / area * cos(theta), ry / area * sin(theta)))
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x, y, s, c = rand(4, 30)
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s *= 10**2.

‎examples/lines_bars_and_markers/scatter_demo2.py

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@@ -16,7 +16,7 @@
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price_data = np.load(datafile)['price_data'].view(np.recarray)
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price_data = price_data[-250:] # get the most recent 250 trading days
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delta1 = np.diff(price_data.adj_close)/price_data.adj_close[:-1]
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delta1 = np.diff(price_data.adj_close) / price_data.adj_close[:-1]
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# Marker size in units of points^2
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volume = (15 * price_data.volume[:-2] / price_data.volume[0])**2

‎examples/lines_bars_and_markers/scatter_masked.py

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@@ -13,17 +13,17 @@
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N = 100
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r0 = 0.6
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x = 0.9*np.random.rand(N)
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y = 0.9*np.random.rand(N)
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area = np.pi*(10 * np.random.rand(N))**2 # 0 to 10 point radii
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x = 0.9 * np.random.rand(N)
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y = 0.9 * np.random.rand(N)
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area = np.pi * (10 * np.random.rand(N))**2 # 0 to 10 point radii
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c = np.sqrt(area)
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r = np.sqrt(x*x + y*y)
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r = np.sqrt(x * x + y * y)
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area1 = np.ma.masked_where(r < r0, area)
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area2 = np.ma.masked_where(r >= r0, area)
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plt.scatter(x, y, s=area1, marker='^', c=c)
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plt.scatter(x, y, s=area2, marker='o', c=c)
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# Show the boundary between the regions:
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theta = np.arange(0, np.pi/2, 0.01)
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plt.plot(r0*np.cos(theta), r0*np.sin(theta))
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theta = np.arange(0, np.pi / 2, 0.01)
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plt.plot(r0 * np.cos(theta), r0 * np.sin(theta))
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plt.show()

‎examples/lines_bars_and_markers/scatter_profile.py

Lines changed: 3 additions & 3 deletions
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@@ -29,8 +29,8 @@
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for N in (20, 100, 1000, 10000, 50000):
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tstart = time.time()
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x = 0.9*np.random.rand(N)
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y = 0.9*np.random.rand(N)
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s = 20*np.random.rand(N)
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x = 0.9 * np.random.rand(N)
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y = 0.9 * np.random.rand(N)
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s = 20 * np.random.rand(N)
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plt.scatter(x, y, s)
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print('%d symbols in %1.2f s' % (N, time.time() - tstart))

‎examples/lines_bars_and_markers/scatter_star_poly.py

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@@ -25,7 +25,7 @@
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plt.subplot(323)
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plt.scatter(x, y, s=80, c=z, marker=(verts, 0))
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# equivalent:
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#plt.scatter(x,y,s=80, c=z, marker=None, verts=verts)
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# plt.scatter(x,y,s=80, c=z, marker=None, verts=verts)
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plt.subplot(324)
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plt.scatter(x, y, s=80, c=z, marker=(5, 1))

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