survey_graphics: Fix graphics test suite for Py3 (print function)

Author: mkoeppe

survey_graphics/emit_sage_commands.sage

@@ -7,7 +7,7 @@ emitted_names = set()
 
 def emit_tex_sage_command(name):
     if name not in emitted_names:
-        print >> sage_commands, '\\pgfkeyssetvalue{/sagefunc/' + name + '}{\\href{\\githubsearchurl?q=\\%22def+' + name.replace('\\', '\\\\') + '(\\%22}{\\sage{' + name.replace('_', '\\underscore{}') + '}}}%)' 
+        sage_commands.write(r'\pgfkeyssetvalue{/sagefunc/' + name + r'}{\href{\githubsearchurl?q=\%22def+' + name.replace('\\', r'\\') + '(\\%22}{\\sage{' + name.replace(r'_', r'\underscore{}') + '}}}%)' + '\n')
         emitted_names.add(name)
 
 

survey_graphics/graphics_for_extreme_notes.sage

@@ -7,7 +7,7 @@ emitted_names = set()
 
 def emit_tex_sage_command(name):
     if name not in emitted_names:
-        print >> sage_commands, '\\pgfkeyssetvalue{/sagefunc/' + name + '}{\\href{\\githubsearchurl?q=\\%22def+' + name.replace('\\', '\\\\') + '(\\%22}{\\sage{' + name.replace('_', '\\underscore{}') + '}}}%)' 
+        sage_commands.write(r'\pgfkeyssetvalue{/sagefunc/' + name + r'}{\href{\githubsearchurl?q=\%22def+' + name.replace('\\', r'\\') + '(\\%22}{\\sage{' + name.replace(r'_', r'\underscore{}') + '}}}%)' + '\n')
         emitted_names.add(name)
 
 compendium_figsize = 2.6

survey_graphics/graphics_for_survey.sage

@@ -7,7 +7,7 @@ emitted_names = set()
 
 def emit_tex_sage_command(name):
     if name not in emitted_names:
-        print >> sage_commands, '\\pgfkeyssetvalue{/sagefunc/' + name + '}{\\href{\\githubsearchurl?q=\\%22def+' + name.replace('\\', '\\\\') + '(\\%22}{\\sage{' + name.replace('_', '\\underscore{}') + '}}}%)' 
+        sage_commands.write(r'\pgfkeyssetvalue{/sagefunc/' + name + r'}{\href{\githubsearchurl?q=\%22def+' + name.replace('\\', r'\\') + '(\\%22}{\\sage{' + name.replace(r'_', r'\underscore{}') + '}}}%)' + '\n')
         emitted_names.add(name)
 
 compendium_figsize = 2.6
@@ -113,7 +113,7 @@ def plot_something(h):
     return g
 
 def procedure_graph(procedure_name, fn, g=None):
-    print "##", procedure_name
+    print("##", procedure_name)
     emit_tex_sage_command(procedure_name)
     plot_something(fn).save(destdir + "%s-from.pdf" % procedure_name, figsize=compendium_figsize)
     if g is None:
@@ -133,7 +133,7 @@ with open(destdir + "sage-commands.tex", "w") as sage_commands:
 
         # Graph
 
-        print "## graphics_for_survey_poset"
+        print("## graphics_for_survey_poset")
         load('survey_graphics/graphics_for_survey_poset.sage')
 
         # override function!
@@ -151,7 +151,7 @@ with open(destdir + "sage-commands.tex", "w") as sage_commands:
         ## Compendium tables
         for name in [ 'll_strong_fractional', 'hildebrand_2_sided_discont_1_slope_1', 'hildebrand_2_sided_discont_2_slope_1', 'hildebrand_discont_3_slope_1', 'dr_projected_sequential_merge_3_slope', 'chen_4_slope', 'gmic', 'gj_2_slope', 'gj_2_slope_repeat', 'dg_2_step_mir', 'kf_n_step_mir', 'gj_forward_3_slope', 'drlm_backward_3_slope', 'drlm_2_slope_limit', 'drlm_2_slope_limit_1_1', 'bhk_irrational', 'bccz_counterexample', 'drlm_3_slope_limit', 'dg_2_step_mir_limit', 'rlm_dpl1_extreme_3a', 'hildebrand_5_slope_22_1', 'hildebrand_5_slope_24_1', 'hildebrand_5_slope_28_1', 'kzh_7_slope_1', 'kzh_28_slope_1', 'bcdsp_arbitrary_slope', 'bcds_discontinuous_everywhere' ]:
             emit_tex_sage_command(name)
-            print "##", name
+            print("##", name)
             h = eval(name)()
             g = plot_something(h)
             g.save(destdir + "%s.pdf" % name, figsize=compendium_figsize)
@@ -192,15 +192,15 @@ with open(destdir + "sage-commands.tex", "w") as sage_commands:
                 extremality_test(h, show_plots=destdir + "%s_%s-%%s.pdf" % (name, s))
 
         # Bccz figure
-        print "## BCCZ"
+        print("## BCCZ")
         load("survey_graphics/graphics_for_survey_bccz.sage")
 
         # Plot or re-plot some 2d diagrams with a different style
         igp.proj_plot_colors = ['grey', 'grey', 'grey']
         igp.ticks_keywords = survey_ticks_keywords
 
         name = 'gmic'
-        print "##", name
+        print("##", name)
         h = eval(name)(2/3)
         g = plot_2d_diagram(h)
         f = find_f(h)
@@ -213,15 +213,15 @@ with open(destdir + "sage-commands.tex", "w") as sage_commands:
         igp.ticks_keywords = no_labels_ticks_keywords
 
         for name in [ 'bhk_irrational', 'gj_forward_3_slope', 'not_minimal_2', 'not_extreme_1' ]:
-            print "##", name
+            print("##", name)
             emit_tex_sage_command(name)
             h = eval(name)()
             plot_2d_diagram(h, True).save(destdir + "%s-2d_diagram.pdf" % name, figsize=6) # figsize??
 
         igp.ticks_keywords = c7_ticks_keywords
 
         for name in [ 'drlm_not_extreme_1' ]:
-            print "##", name
+            print("##", name)
             emit_tex_sage_command(name)
             h = eval(name)()
             extremality_test(h, show_plots=destdir + "%s-%%s.pdf" % name)