PEP-8 and Python3 compatable python2 code

* My Sublime Text 2 plugin auto-adjusted some small portions to be PEP-8 compliant. * Imported 'print_function' and refactored all print statements

Author: asbjorn

bashplotlib/histogram.py

@@ -5,6 +5,7 @@
 Plotting terminal based histograms
 """
 
+from __future__ importprint_function
 importos
 importsys
 importmath
@@ -55,32 +56,32 @@ def run_demo():
 sys.stderr.write("run the downloaddata.sh script in the example first\n")
 sys.exit(1)
 
-#plotting a histogram
-print"plotting a basic histogram"
-print"plot_hist('%s')"%demo_file
-print"hist -f %s"%demo_file
-print"cat %s | hist"%demo_file
+#plotting a histogram
+print("plotting a basic histogram")
+print("plot_hist('%s')"%demo_file)
+print("hist -f %s"%demo_file)
+print("cat %s | hist"%demo_file)
 plot_hist(demo_file)
-print"*"*80
+print("*"*80)
 
-#with colours
-print"histogram with colours"
-print"plot_hist('%s', colour='blue')"%demo_file
-print"hist -f %s -c blue"%demo_file
+#with colours
+print("histogram with colours")
+print("plot_hist('%s', colour='blue')"%demo_file)
+print("hist -f %s -c blue"%demo_file)
 plot_hist(demo_file, colour='blue')
-print"*"*80
+print("*"*80)
 
-#changing the shape of the point
-print"changing the shape of the bars"
-print"plot_hist('%s', pch='.')"%demo_file
-print"hist -f %s -p ."%demo_file
+#changing the shape of the point
+print("changing the shape of the bars")
+print("plot_hist('%s', pch='.')"%demo_file)
+print("hist -f %s -p ."%demo_file)
 plot_hist(demo_file, pch='.')
-print"*"*80
+print("*"*80)
 
-#changing the size of the plot
-print"changing the size of the plot"
-print"plot_hist('%s', height=35.0, bincount=40)"%demo_file
-print"hist -f %s -s 35.0 -b 40"%demo_file
+#changing the size of the plot
+print("changing the size of the plot")
+print("plot_hist('%s', height=35.0, bincount=40)"%demo_file)
+print("hist -f %s -s 35.0 -b 40"%demo_file)
 plot_hist(demo_file, height=35.0, bincount=40)
 
 
@@ -139,13 +140,13 @@ def plot_hist(f, height=20.0, bincount=None, binwidth=None, pch="o", colour="def
 ifheight>20:
 height=20
 
-ys=list(drange(start, stop, float(stop-start)/height))
+ys=list(drange(start, stop, float(stop-start)/height))
 ys.reverse()
 
 nlen=max(len(str(min_y)), len(str(max_y))) +1
 
 iftitle:
-printbox_text(title, max(len(hist)*2, len(title)), nlen)
+print(box_text(title, max(len(hist)*2, len(title)), nlen))
 print
 
 used_labs=set()
@@ -155,64 +156,71 @@ def plot_hist(f, height=20.0, bincount=None, binwidth=None, pch="o", colour="def
 ylab=""
 else:
 used_labs.add(ylab)
-ylab=" "*(nlen-len(ylab)) +ylab+"|"
+ylab=" "*(nlen-len(ylab)) +ylab+"|"
 
-printylab,
+print(ylab,end=' ')
 
 foriinrange(len(hist)):
 ifint(y) <=hist[i]:
 printcolour(pch, True, colour)
 else:
 printcolour(" ", True, colour)
-print
+print()
 xs=hist.keys()
 
-print" "* (nlen+1) +"-"*len(xs)
+print(" "* (nlen+1) +"-"*len(xs))
 
 ifxlab:
-xlen=len(str(float((max_y)/height) +max_y))
+xlen=len(str(float((max_y)/height) +max_y))
 foriinrange(0, xlen):
-printcolour(" "* (nlen+1), True, colour)
+printcolour(" "* (nlen+1), True, colour)
 forxinrange(0, len(hist)):
 num=str(bins[x])
 ifx%2!=0:
 pass
 elifi<len(num):
-printnum[i],
+print(num[i],end=' ')
 else:
-print" ",
+print(" ",end=' ')
 print
 
 center=max(map(len, map(str, [n, min_val, mean, max_val])))
 center+=15
 
 ifshowSummary:
-print
-print"-"* (2+center)
-print"|"+"Summary".center(center) +"|"
-print"-"* (2+center)
+print()
+print("-"* (2+center))
+print("|"+"Summary".center(center) +"|")
+print("-"* (2+center))
 summary="|"+ ("observations: %d"%n).center(center) +"|\n"
 summary+="|"+ ("min value: %f"%min_val).center(center) +"|\n"
 summary+="|"+ ("mean : %f"%mean).center(center) +"|\n"
 summary+="|"+ ("max value: %f"%max_val).center(center) +"|\n"
 summary+="-"* (2+center)
-printsummary
+print(summary)
 
 
 defmain():
 
 parser=optparse.OptionParser(usage=hist['usage'])
 
-parser.add_option('-f', '--file', help='a file containing a column of numbers', default=None, dest='f')
+parser.add_option(
+'-f', '--file', help='a file containing a column of numbers', default=None, dest='f')
 parser.add_option('-t', '--title', help='title for the chart', default="", dest='t')
-parser.add_option('-b', '--bins', help='number of bins in the histogram', type='int', default=None, dest='b')
-parser.add_option('-w', '--binwidth', help='width of bins in the histogram', type='float', default=None, dest='binwidth')
-parser.add_option('-s', '--height', help='height of the histogram (in lines)', type='int', default=None, dest='h')
+parser.add_option(
+'-b', '--bins', help='number of bins in the histogram', type='int', default=None, dest='b')
+parser.add_option('-w', '--binwidth', help='width of bins in the histogram',
+type='float', default=None, dest='binwidth')
+parser.add_option('-s', '--height', help='height of the histogram (in lines)',
+type='int', default=None, dest='h')
 parser.add_option('-p', '--pch', help='shape of each bar', default='o', dest='p')
-parser.add_option('-x', '--xlab', help='label bins on x-axis', default=None, action="store_true", dest='x')
-parser.add_option('-c', '--colour', help='colour of the plot (%s)'%colour_help, default='default', dest='colour')
+parser.add_option('-x', '--xlab', help='label bins on x-axis',
+default=None, action="store_true", dest='x')
+parser.add_option('-c', '--colour', help='colour of the plot (%s)'%
+colour_help, default='default', dest='colour')
 parser.add_option('-d', '--demo', help='run demos', action='store_true', dest='demo')
-parser.add_option('-n', '--nosummary', help='hide summary', action='store_false', dest='showSummary', default=True)
+parser.add_option('-n', '--nosummary', help='hide summary',
+action='store_false', dest='showSummary', default=True)
 parser.add_option('-r', '--regular',
 help='use regular y-scale (0 - maximum y value), instead of truncated y-scale (minimum y-value - maximum y-value)',
 default=False, action="store_true", dest='regular')
@@ -228,9 +236,10 @@ def main():
 ifopts.demo:
 run_demo()
 elifopts.f:
-plot_hist(opts.f, opts.h, opts.b, opts.binwidth, opts.p, opts.colour, opts.t, opts.x, opts.showSummary, opts.regular)
+plot_hist(opts.f, opts.h, opts.b, opts.binwidth, opts.p, opts.colour,
+opts.t, opts.x, opts.showSummary, opts.regular)
 else:
-print"nothing to plot!"
+print("nothing to plot!")
 
 
 if__name__=="__main__":