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pymark.py
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pymark.py
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#!/usr/bin/env python3
#TODO: ah, this code is a mess. Cleanup crew, please!
import os,sys,random
import gi
gi.require_version("Gtk","3.0")
from gi.repository import Gtk,Gdk
from matplotlib.backends.backend_gtk3agg import FigureCanvasGTK3Agg as FigureCanvas
from matplotlib.figure import Figure
from matplotlib.ticker import FormatStrFormatter as MPLFormatter
from typing import Union,Any,Optional,Tuple,List,Dict,Iterable
from tests_base import Timing
import timeit
from statistics import mean
from tests_base import TIMINGS
version=sys.version_info.minor
if version>=10:
print("enabled python>=3.10 tests:")
from tests_3_10 import timings_mod as tmod
tmod(TIMINGS)
else:
print("disabled python>=3.10 tests:")
print(" - structural pattern matching")
del version#we don't want this as a global variable
#possible: 'posix', 'nt', 'os2', 'ce', 'java', and 'riscos'
if os.name=="posix":
print("enabled posix-specific tests:")
from tests_posix import timings_mod as tmod
tmod(TIMINGS)
else:
print("disabled posix-specific tests:")
print(" - encryption (crypt library)")
class Timer:
__slots__=["name","rounds","value","_stmt","_setup","_globals"]
def __init__(self,name:str,stmt:str,setup:str="pass",globals:Optional[Dict[str,Any]]=None):
self.name=name
self._stmt=stmt
self._setup=setup
self._globals=globals
def evaluate(self):
_timer=timeit.Timer(stmt=self._stmt,setup=self._setup,globals=self._globals)
self.rounds,self.value=_timer.autorange()
class Main:
going=False
iterc=5
bars=None
def __init__(self):
self.win=Gtk.Window()
self.win.connect("delete-event",Gtk.main_quit)
self.win.set_default_size(720,480)
self.fig=Figure(figsize=(10,10),dpi=100)
self.ax=self.fig.add_subplot()
self.canvas = FigureCanvas(self.fig)
sw = Gtk.ScrolledWindow()
sw.set_border_width(10)
sw.add(self.canvas)
upperside=Gtk.ButtonBox(orientation=Gtk.Orientation.VERTICAL)
self.fill_btnbox(upperside,TIMINGS)
lowerside=Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
self.spin=Gtk.SpinButton()
self.spin.set_range(1,2**16)#TODO: find out how to remove upper bound
self.spin.set_increments(1,10)
self.spin.set_value(self.iterc)
self.spin.connect("value-changed",self._on_spin)
lowerside.pack_end(self.spin,False,True,0)
lowerside.pack_end(Gtk.Label.new("↓Iterations↓"),False,True,0)
self.progr2=Gtk.ProgressBar()
lowerside.pack_end(self.progr2,False,True,2)
self.progr1=Gtk.ProgressBar()
lowerside.pack_end(self.progr1,False,True,2)
sidebar=Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
sidebar.pack_start(upperside,False,True,10)
sidebar.pack_start(lowerside,True,True,2)
self.box=Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
self.box.pack_start(sidebar,False,True,2)
self.box.pack_start(sw,True,True,0)
self.win.add(self.box)
self.win.show_all()
self.progr1.set_opacity(0)
self.progr2.set_opacity(0)
def measure(self,todos:Iterable[Timing])->Tuple[List[str],List[float]]:
self.set_progress(0)
names=[]
vals=[]
todolen=len(todos)
for i,todo in enumerate(reversed(todos)):
self.set_progress(i/todolen)
t=Timer(*todo)
t.evaluate()
names.append(t.name)
vals.append(t.value)
self.set_progress(1.0)
return names,vals
def fill_btnbox(self,btnbox:Gtk.ButtonBox,timings:Dict[str,Timing]):
for name in timings.keys():
btn=Gtk.Button(label=name)
btn.connect("button-press-event",self._on_start)
btnbox.pack_start(btn,False,True,0)
def set_progress(self,fraction:float,upper:bool=False):
if upper:
progr=self.progr1
else:
progr=self.progr2
progr.set_fraction(fraction)
if not upper:
while Gtk.events_pending():
Gtk.main_iteration_do(False)
def set_bars(self,cache:Dict[str,List[float]]):
names=tuple(cache.keys())
means=[]
errs=([],[])
for samples in cache.values():
m=mean(samples)
errs[0].append(m-min(samples))
errs[1].append(max(samples)-m)
means.append(m)
if self.bars:
self.ax.clear()
self.ax.xaxis.set_major_formatter(MPLFormatter("%0.2fµs"))
self.bars=self.ax.barh(names,means,xerr=errs,capsize=80/len(cache))
self.fig.tight_layout()
self.canvas.draw()
def _on_start(self,widget:Gtk.Button,event:Gdk.EventButton)->bool:
if self.going:
return True
self.going=True
self.spin.set_range(self.iterc,self.iterc)
self.progr1.set_opacity(1)
self.progr2.set_opacity(1)
self.set_progress(0,True)
self.set_progress(0,False)
timings=TIMINGS[widget.get_label()]
cache={timing[0]:[] for timing in timings}
iterc=self.iterc
for i in range(1,iterc+1):
for name,val in zip(*self.measure(timings)):
cache[name].append(val)
self.set_bars(cache)
self.set_progress(i/iterc,True)
self.progr1.set_opacity(0)
self.progr2.set_opacity(0)
self.going=False
self.spin.set_range(1,2**16)
return True
def _on_spin(self,widget:Gtk.SpinButton)->bool:
self.iterc=int(widget.get_value())
return True
m=Main()
Gtk.main()