Dmitry Khodakov dmitryhd

CTO (Analytics, Buyers and Search) @ Avito

dmitryhd / README.md

Last active April 11, 2023 14:35

atomic vs mutex M2 benchmark

Surprisingly on Apple M2 (ARM) atomic is inferior to mutex.

g++ -std=c++20 -O3 atomic_vs_mutex_cnt.cpp -pthread
python3 run_counter.py > counter_perf.csv
pip3 install pandas seaborn
python3 plot.py

see result in mutex_vs_atomic_m2_chart.png

dmitryhd / colorlog.py

Last active June 27, 2019 20:55

python colored logs

	class Color:
	"""
	https://misc.flogisoft.com/bash/tip_colors_and_formatting
	https://gist.github.com/dmitryhd/68f2a71fb2832643217c17e61a78b214
	"""
	COLOR = '\033['
	BOLD = '\033[1m'
	RESET = '\033[0m'
	DIM = '\e[2m'
	BLINK = '\e[5m'

dmitryhd / line_profiler.py

Last active October 29, 2018 14:44

python line profiler

	from line_profiler import LineProfiler


	def profile_function(func, args, *kwargs):
	'''
	Usage:
	def long_function(x, y)
	return x + y

	z = profile_function(long_function, x=1, y=2)

dmitryhd / Python+best+practices.ipynb

Created August 21, 2017 09:27

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dmitryhd / slackbot.py

Last active November 7, 2019 20:11

slackbot.py

dmitryhd / ds_boilerplate.py

Last active September 24, 2017 09:10

	import matplotlib.pyplot as plt
	import matplotlib
	import seaborn as sns
	%matplotlib inline
	plt.rcParams["figure.figsize"] = (12., 7.)
	%config InlineBackend.figure_format = 'retina'

	sns.set_style('dark')
	matplotlib.rc('font', family='Arial') # in case of missing cyrillic fonts
	import warnings; warnings.filterwarnings("ignore") # font warning

h3 / color.py

Last active June 27, 2019 19:38

Simple shell color outpout function

	# -- coding: utf-8 --

	from __future__ import unicode_literals

	import re
	import sys


	def c(i):
	"""

dmitryhd / colored_configure_logger.py

Last active August 23, 2016 13:10

	import logging
	import logging.handlers
	import os.path as path


	LOG_FORMAT = '[%(asctime)s] %(levelname)s %(message)s'
	TIME_FORMAT = '%Y-%m-%d %H:%M:%S'
	LOG_DEFAULT_LEVEL = logging.DEBUG

dmitryhd / python plot boilerplate.py

Last active November 7, 2016 08:54

	import matplotlib.pyplot as plt
	import matplotlib.pylab as pylab
	import seaborn as sns
	%matplotlib inline

	pylab.rcParams['figure.figsize'] = 12.0, 7.0

	plt.rcParams['axes.labelweight'] = 'bold'
	plt.rcParams['axes.titleweight'] = 'bold'
	plt.rcParams['font.family'] = 'serif'

dmitryhd / logging.py

Last active July 20, 2017 11:22

Convenient logger helper