PERF: add plotting to vbench

Author: jorisvandenbossche

vb_suite/plotting.py

@@ -0,0 +1,25 @@
+from vbench.benchmark import Benchmark
+from datetime import datetime
+
+common_setup = """from pandas_vb_common import *
+
+try:
+    from pandas import date_range
+except ImportError:
+    def date_range(start=None, end=None, periods=None, freq=None):
+        return DateRange(start, end, periods=periods, offset=freq)
+
+"""
+
+#-----------------------------------------------------------------------------
+# Timeseries plotting
+
+setup = common_setup + """
+N = 2000
+M = 5
+df = DataFrame(np.random.randn(N,M), index=date_range('1/1/1975', periods=N))
+"""
+
+plot_timeseries_period = Benchmark("df.plot()", setup=setup, 
+                                   name='plot_timeseries_period')
+

vb_suite/suite.py

@@ -17,6 +17,7 @@
            'miscellaneous',
            'panel_ctor',
            'parser',
+           'plotting',
            'reindex',
            'replace',
            'sparse',