pep8 fix e2* in examples dir part 2/2

Signed-off-by: Thomas Hisch <[email protected]>

Author: twmr

examples/pylab_examples/scatter_custom_symbol.py

@@ -5,7 +5,7 @@
 # unit area ellipse
 rx, ry = 3., 1.
 area = rx * ry * pi
-theta = arange(0, 2*pi+0.01, 0.1)
+theta = arange(0, 2*pi + 0.01, 0.1)
 verts = list(zip(rx/area*cos(theta), ry/area*sin(theta)))
 
 x, y, s, c = rand(4, 30)

examples/pylab_examples/scatter_hist.py

@@ -11,7 +11,7 @@
 # definitions for the axes
 left, width = 0.1, 0.65
 bottom, height = 0.1, 0.65
-bottom_h = left_h = left+width+0.02
+bottom_h = left_h = left + width + 0.02
 
 rect_scatter = [left, bottom, width, height]
 rect_histx = [left, bottom_h, width, 0.2]

examples/pylab_examples/scatter_masked.py

@@ -7,7 +7,7 @@
 y = 0.9*rand(N)
 area = pi*(10 * rand(N))**2  # 0 to 10 point radiuses
 c = sqrt(area)
-r = sqrt(x*x+y*y)
+r = sqrt(x*x + y*y)
 area1 = ma.masked_where(r < r0, area)
 area2 = ma.masked_where(r >= r0, area)
 scatter(x, y, s=area1, marker='^', c=c, hold='on')

examples/pylab_examples/scatter_profile.py

@@ -21,4 +21,4 @@
     y = 0.9*pylab.rand(N)
     s = 20*pylab.rand(N)
     pylab.scatter(x, y, s)
-    print('%d symbols in %1.2f s' % (N, time.time()-tstart))
+    print('%d symbols in %1.2f s' % (N, time.time() - tstart))

examples/pylab_examples/simple_plot_fps.py

@@ -10,7 +10,7 @@
 
 ion()
 
-t = arange(0.0, 1.0+0.001, 0.001)
+t = arange(0.0, 1.0 + 0.001, 0.001)
 s = cos(2*2*pi*t)
 plot(t, s, '-', lw=2)
 

examples/pylab_examples/stackplot_demo.py

@@ -1,7 +1,7 @@
 import numpy as np
 from matplotlib import pyplot as plt
 
-fnx = lambda : np.random.randint(5, 50, 10)
+fnx = lambda: np.random.randint(5, 50, 10)
 y = np.row_stack((fnx(), fnx(), fnx()))
 x = np.arange(10)
 

examples/pylab_examples/system_monitor.py

@@ -6,17 +6,17 @@
 
 def get_memory():
     "Simulate a function that returns system memory"
-    return 100*(0.5+0.5*sin(0.5*pi*time.time()))
+    return 100*(0.5 + 0.5*sin(0.5*pi*time.time()))
 
 
 def get_cpu():
     "Simulate a function that returns cpu usage"
-    return 100*(0.5+0.5*sin(0.2*pi*(time.time()-0.25)))
+    return 100*(0.5 + 0.5*sin(0.2*pi*(time.time() - 0.25)))
 
 
 def get_net():
     "Simulate a function that returns network bandwidth"
-    return 100*(0.5+0.5*sin(0.7*pi*(time.time()-0.1)))
+    return 100*(0.5 + 0.5*sin(0.7*pi*(time.time() - 0.1)))
 
 
 def get_stats():

examples/pylab_examples/tex_unicode_demo.py

@@ -14,8 +14,8 @@
 
 figure(1, figsize=(6, 4))
 ax = axes([0.1, 0.1, 0.8, 0.7])
-t = arange(0.0, 1.0+0.01, 0.01)
-s = cos(2*2*pi*t)+2
+t = arange(0.0, 1.0 + 0.01, 0.01)
+s = cos(2*2*pi*t) + 2
 plot(t, s)
 
 xlabel(r'\textbf{time (s)}')

examples/pylab_examples/tricontour_demo.py

@@ -69,7 +69,7 @@
 y = xy[:, 1]*180/3.14159
 x0 = -5
 y0 = 52
-z = np.exp(-0.01*((x-x0)*(x-x0) + (y-y0)*(y-y0)))
+z = np.exp(-0.01*((x - x0)*(x - x0) + (y - y0)*(y - y0)))
 
 triangles = np.asarray([
     [67, 66,  1], [65,  2, 66],  [1, 66,  2], [64,  2, 65], [63,  3, 64],

examples/pylab_examples/tricontour_smooth_delaunay.py

@@ -30,14 +30,14 @@
 def experiment_res(x, y):
     """ An analytic function representing experiment results """
     x = 2.*x
-    r1 = np.sqrt((0.5-x)**2 + (0.5-y)**2)
-    theta1 = np.arctan2(0.5-x, 0.5-y)
-    r2 = np.sqrt((-x-0.2)**2 + (-y-0.2)**2)
-    theta2 = np.arctan2(-x-0.2, -y-0.2)
-    z = (4*(np.exp((r1/10)**2)-1)*30. * np.cos(3*theta1) +
-         (np.exp((r2/10)**2)-1)*30. * np.cos(5*theta2) +
+    r1 = np.sqrt((0.5 - x)**2 + (0.5 - y)**2)
+    theta1 = np.arctan2(0.5 - x, 0.5 - y)
+    r2 = np.sqrt((-x - 0.2)**2 + (-y - 0.2)**2)
+    theta2 = np.arctan2(-x - 0.2, -y - 0.2)
+    z = (4*(np.exp((r1/10)**2) - 1)*30. * np.cos(3*theta1) +
+         (np.exp((r2/10)**2) - 1)*30. * np.cos(5*theta2) +
          2*(x**2 + y**2))
-    return (np.max(z)-z)/(np.max(z)-np.min(z))
+    return (np.max(z) - z)/(np.max(z) - np.min(z))
 
 #-----------------------------------------------------------------------------
 # Generating the initial data test points and triangulation for the demo