This gist is a collection of my rough notes from Strange Loop 2012.
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import matplotlib,numpy | |
import pylab | |
# A random colormap for matplotlib | |
cmap = matplotlib.colors.ListedColormap ( numpy.random.rand ( 256,3)) | |
pylab.imshow ( Z, cmap = cmap) | |
pylab.show() |
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# Install Macports | |
# We'll install a relatively high-level package first, with a lot of dependencies, | |
# so that we pick up everything along the way | |
# Chaco is an enthought plotting package that'll | |
sudo port install py26-chaco | |
sudo port select python python26 | |
sudo port install py26-ipython |
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.gist-highlight { | |
border-left: 3ex solid #eee; | |
position: relative; | |
} | |
.gist-highlight pre { | |
counter-reset: linenumbers; | |
} | |
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from flask import Flask, make_response, render_template | |
app = Flask(__name__) | |
@app.route("/") | |
def index(): | |
render_template("index.html") | |
@app.route("/simple.png") | |
def simple(): | |
import datetime |
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from itertools import chain | |
def parse_range(rng): | |
parts = rng.split('-') | |
if 1 > len(parts) > 2: | |
raise ValueError("Bad range: '%s'" % (rng,)) | |
parts = [int(i) for i in parts] | |
start = parts[0] | |
end = start if len(parts) == 1 else parts[1] | |
if start > end: |
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#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
""" | |
***************************************************************************** | |
Design document for a ``gridded_array`` class | |
***************************************************************************** | |
:Author: Andreas Hilboll <andreas@hilboll.de> | |
:Date: Wed Sep 26 14:48:57 2012 |
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"""Parallel grid search for sklearn's GradientBoosting. | |
This script uses IPython.parallel to run cross-validated | |
grid search on an IPython cluster. Each cell on the parameter grid | |
will be evaluated ``K`` times - results are stored in MongoDB. | |
The procedure tunes the number of trees ``n_estimators`` by averaging | |
the staged scores of the GBRT model averaged over all K folds. | |
You need an IPython ipcluster to connect to - for local use simply |
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""" | |
Usage: python remove_output.py notebook.ipynb [ > without_output.ipynb ] | |
Modified from remove_output by Minrk | |
""" | |
import sys | |
import io | |
import os | |
from IPython.nbformat.current import read, write |
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