Improve perf

perf.py

@@ -42,8 +42,47 @@ def prt(s):
     sys.stdout.write(s)
     sys.stdout.flush()
 
-charts = CHARTS_NAMES if '--all' in sys.argv else 'Line',
 
+if '--profile' in sys.argv:
+    import cProfile
+    c = perf('Line', 500, 500)
+    cProfile.run("c.render()")
+    sys.exit(0)
+
+if '--mem' in sys.argv:
+    _TWO_20 = float(2 ** 20)
+    import os
+    import psutil
+    import linecache
+    pid = os.getpid()
+    process = psutil.Process(pid)
+    import gc
+    gc.set_debug(gc.DEBUG_UNCOLLECTABLE | gc.DEBUG_INSTANCES | gc.DEBUG_OBJECTS)
+    def print_mem():
+        mem = process.get_memory_info()[0] / _TWO_20
+        f = sys._getframe(1)
+        line = linecache.getline(f.f_code.co_filename, f.f_lineno - 1).replace('\n', '')
+        print('%s:%d \t| %.6f \t| %s' % (
+            f.f_code.co_name, f.f_lineno, mem, line))
+
+    c = perf('Line', 100, 500)
+    print_mem()
+    a = c.render()
+    print_mem()
+    import objgraph
+    objgraph.show_refs([c], filename='sample-graph.png')
+    gc.collect()
+    print_mem()
+    print(gc.garbage)
+    print_mem()
+    del a
+    print_mem()
+    del c
+    print_mem()
+
+    sys.exit(0)
+
+charts = CHARTS_NAMES if '--all' in sys.argv else 'Line',
 
 for chart in charts:
     prt('%s\n' % chart)

pygal/_compat.py

@@ -19,13 +19,15 @@
 import sys
 
 
-def to_str(string):
+if sys.version_info[0] == 3:
-    if sys.version_info[0] == 3:
     base = (str, bytes)
     coerce = str
-    else:
+else:
     base = basestring
     coerce = unicode
+
+
+def to_str(string):
     if not isinstance(string, base):
         return coerce(string)
     return string

pygal/graph/base.py

@@ -38,6 +38,7 @@ class BaseGraph(object):
     def __init__(self, config, series, secondary_series, uuid):
         """Init the graph"""
         self.uuid = uuid
+        self.__dict__.update(config.to_dict())
         self.config = config
         self.series = series or []
         self.secondary_series = secondary_series or []
@@ -68,12 +69,6 @@ class BaseGraph(object):
         self._draw()
         self.svg.pre_render()
 
-    def __getattr__(self, attr):
-        """Search in config, then in self"""
-        if hasattr(self.config, attr):
-            return object.__getattribute__(self.config, attr)
-        return object.__getattribute__(self, attr)
-
     @property
     def all_series(self):
         return self.series + self.secondary_series

pygal/graph/line.py

@@ -78,7 +78,6 @@ class Line(Graph):
                 if y > self.view.height / 2:
                     classes.append('top')
                 classes = ' '.join(classes)
-
                 dots = decorate(
                     self.svg,
                     self.svg.node(serie_node['overlay'], class_="dots"),
@@ -132,5 +131,6 @@ class Line(Graph):
     def _plot(self):
         for index, serie in enumerate(self.series):
             self.line(self._serie(index), serie)
+
         for index, serie in enumerate(self.secondary_series, len(self.series)):
             self.line(self._serie(index), serie, True)

pygal/svg.py

@@ -66,7 +66,7 @@ class Svg(object):
 
     def add_styles(self):
         """Add the css to the svg"""
-        colors = self.graph.style.get_colors(self.id)
+        colors = self.graph.config.style.get_colors(self.id)
         all_css = []
         for css in ['base.css'] + list(self.graph.css):
             if '://' in css:
@@ -80,9 +80,9 @@ class Svg(object):
                 with io.open(css, encoding='utf-8') as f:
                     css_text = template(
                         f.read(),
-                        style=self.graph.style,
+                        style=self.graph.config.style,
                         colors=colors,
-                        font_sizes=self.graph.font_sizes(),
+                        font_sizes=self.graph.config.font_sizes(),
                         id=self.id)
                     if not self.graph.pretty_print:
                         css_text = minify_css(css_text)