danilobellini’s gists

danilobellini / a_hard_night_chord_audiolazy.py

Created October 11, 2013 18:59

A Hard Day's Night first chord with AudioLazy + PyAudio (Based on an example from the Coursera DSP course)

	#!/usr/bin/env python
	# -- coding: utf-8 --
	# Created on Thu Oct 10 15:29:33 2013
	# @author: Danilo J. S. Bellini
	"""
	A Hard Day's Night first chord with AudioLazy + PyAudio
	"""

	from audiolazy import (white_noise, rint, freq_to_lag, zeros, comb, sHz,
	str2freq, AudioIO)

danilobellini / reson.py

Last active March 18, 2017 18:20

Trying to do a time-variant Butterworth filter using SciPy and AudioLazy. Also, a faster time-variant resonator (AudioLazy) for comparison. Both examples includes instantaneous frequency measurements (from Discrete Hilbert Transform).

	#!/usr/bin/env python
	# -- coding: utf-8 --
	# Created on Mon Sep 09 23:06:21 2013
	# @author: Danilo J. S. Bellini
	"""
	AudioLazy time-variant resonator helping instantaneous frequency measurements.
	"""

	from __future__ import print_function
	from audiolazy import (sHz, sinusoid, gauss_noise, line, z, inf, resonator,

danilobellini / shuffle.coffee

Created August 30, 2013 00:04

Fisher–Yates Shuffle algorithm

	#
	# Fisher–Yates Shuffle algorithm
	#
	# Implementation by Danilo J. S. Bellini

	randInt = (k) -> # From 0 to k (i.e., sample space has k + 1 values)
	Math.round Math.random() * k

	shuffle = (data) ->
	for idx in [data.length-1..1]

danilobellini / splinter_example.py

Created July 2, 2013 08:18

Simple Splinter example with both XPath and CSS

	#!/usr/bin/env python
	# -- coding: utf-8 --
	# Created on Tue Jul 2 05:17:13 2013
	# @author: Danilo de Jesus da Silva Bellini
	# Simple Splinter example with both XPath and CSS

	from splinter import Browser
	from tempfile import NamedTemporaryFile

	data = """

danilobellini / set_in_test.py

Created June 17, 2013 04:24

Get some statistics from bible

	#!/usr/bin/env python
	# -- coding: utf-8 --
	# Created on Sun Jun 16 05:19:49 2013
	# Danilo de Jesus da Silva Bellini
	""" Get some statistics from bible """

	from __future__ import print_function, unicode_literals
	import os, zipfile, random
	try: # Python 2
	from urllib2 import urlopen

danilobellini / prog_languages.py

Created April 18, 2013 04:42

Creates a list with the name of all programming languages there are (based on Wikipedia)

	#!/usr/bin/env python
	# -- coding: utf-8 --
	# Danilo de Jesus da Silva Bellini
	# Created on Thu Apr 18 2013
	"""
	Prints all programming languages (from Wikipedia)
	"""

	from bs4 import BeautifulSoup # Needs "pip install beautifulsoup4"
	from urllib2 import Request, build_opener

danilobellini / mastermind.py

Created April 4, 2013 15:32

Mastermind guess description

	#!/usr/bin/env py.test
	# -- coding: utf-8 --

	# Mastermind guess description
	# Created on Thu Mar 14 2013
	# Danilo de Jesus da Silva Bellini


	def mastermind(guess, secret):
	"""

danilobellini / descriptor_example.py

Created March 28, 2013 02:54

Descriptor use case example (based on Luciano Ramalho "Encapsulation with descriptors" video at PyCon 2013)

	# -- coding: utf-8 --
	"""
	Created on Wed Mar 27 23:36:30 2013

	Descriptor use case example

	@author: Danilo J. S. Bellini
	"""

	class Quantity(object):

danilobellini / gist:5022087

Created February 24, 2013 00:45

Gram-Schmidt orthonormalization with itertools.

	# -- coding: utf-8 --
	# Gram-Schmidt orthonormalization with itertools.
	# Copyright (C) 2012 Danilo de Jesus da Silva Bellini
	#
	# This is free software: you can redistribute it and/or modify
	# it under the terms of the GNU General Public License as published by
	# the Free Software Foundation, version 3 of the License.
	#
	# This program is distributed in the hope that it will be useful,
	# but WITHOUT ANY WARRANTY; without even the implied warranty of

danilobellini / roleta.py

Created January 16, 2013 11:11

Roleta Romana - Solução em Python para o problema do dojo de PHP que ocorreu no dia 2013-01-15 na iMasters.

	#!/usr/bin/env python
	# -- coding: utf-8 --
	"""
	Created on Wed Jan 16 01:17:27 2013
	Copyright (C) 2012 Danilo de Jesus da Silva Bellini

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

Danilo de Jesus da Silva Bellini danilobellini