#!/usr/bin/python
+from mvpa.misc.plot.base import plot_bars
from glob import glob
-import json
+try:
+ from json import load as jload
+ def jsonload(f):
+ return jload(f)
+except ImportError:
+ from json import read as jread
+ def jsonload(f):
+ return jread(f.read())
import sys
import pylab as pl
import numpy as np
+import time
+
+# uniform colors for OS results
+os_colors = ['#B63537', '#4E4DA0', '#008200', 'gray']
+os_order = ['linux', 'mac', 'win', 'otheros']
+# resources
+resource_categories = {
+ 'vendor': 'Vendor/Project website',
+ 'retailer': 'Retailer',
+ 'os': 'Operating system',
+ 'cpan': 'CPAN',
+ 'cran': 'CRAN',
+ 'epel': 'EPEL',
+ 'fink': 'Fink',
+ 'freebsdports': 'FreeBSD ports',
+ 'incf': 'INCF',
+ 'macports': 'Macports',
+ 'matlabcentral': 'Matlab Central',
+ 'neurodebian': 'NeuroDebian',
+ 'nitrc': 'NITRC',
+ 'pypi': 'PyPi',
+ 'pythonbundles': 'Python bundles',
+ 'sourceforge': 'Sourceforge',
+ 'other': 'Other resource'
+ }
+# software categories
+sw_categories = {
+ 'general': 'General computing',
+ 'dc': 'Distributed computing',
+ 'img': 'Brain imaging',
+ 'datamanage': 'Data management',
+ 'neusys': 'Neural systems modeling',
+ 'electro': 'Electrophysiology, MEG/EEG',
+ 'bci': 'Brain-computer interface',
+ 'acq': 'Hardware interface/Data acquisition',
+ 'rt': 'Real-time solutions',
+ 'psychophys': 'Psychophysics/Experiment control'
+ }
+
+# some meaningful groups of OSes
+redhat_family = ["rhel", "centos", "fedora", "scilinux"]
+debian_family = ["debian", "ubuntu", "biolinux"]
+suse_family = ["suse", "slel"]
+other_linux_family = ["gentoo", "mandriva", "arch", "slackware", "otherlinux"]
+other_family = ["starbsd", "unix", "qnx", "beos", "solaris", "other"]
+
+os_cat_names = {
+ 'win': 'Windows',
+ 'mac': 'Mac OS',
+ 'linux': 'GNU/Linux',
+ 'otheros': 'Other OS'
+ }
+
+os_family = {
+ 'win': ["windows"],
+ 'mac': ["macosx"],
+ 'linux': redhat_family + debian_family + suse_family + other_linux_family,
+ 'otheros': other_family
+ }
+# end the reverse mapping
+os_family_rev = {}
+for ost in os_family:
+ for os in os_family[ost]:
+ os_family_rev[os] = ost
+
+
+def load_list2dict(name):
+ d = {}
+ lfile = open(name)
+ for line in lfile:
+ kv = line.split(':')
+ d[kv[0]] = kv[1].strip().strip('"')
+ return d
+
+
class DB(dict):
+ os_dict = load_list2dict('oslist.txt')
+ datamod_dict = load_list2dict('datamodlist.txt')
+ sw_dict = load_list2dict('swlist.txt')
+
def __init__(self, srcdir):
# eats the whole directory
+ if srcdir is None:
+ return
datafilenames = glob('%s/*.json' % srcdir)
for dfn in datafilenames:
- rawdata = json.load(open(dfn))
+ rawdata = jsonload(open(dfn))
self[rawdata['timestamp']] = rawdata
def get_unique(self, key):
def select_match(self, key, values):
# return a db with all submissions were a field id has one of the
# supplied values
- match = {}
+ match = DB(None)
for k, v in self.items():
if not key in v:
continue
match[k] = v
return match
+ def get_nice_name(self, id):
+ srcs = [DB.os_dict, os_cat_names, DB.sw_dict, sw_categories,
+ resource_categories]
+ for src in srcs:
+ if id in src:
+ return src[id]
+ # not found, nothing nicer
+ return id
-def load_list2dict(name):
- d = {}
- lfile = open(name)
- for line in lfile:
- kv = line.split(':')
- d[kv[0]] = kv[1].strip().strip('"')
- return d
+def mkpic_os_per_env(db, destdir):
+ envs = ['pers_os', 'man_os', 'virt_host_os', 'virt_guest_os']
+ env_names = ['Personal', 'Managed', 'Virt. Host', 'Virt. Guest']
+ env_stats = {}
+ offset = 0
+ for env in envs:
+ counts = db.get_counts(env)
+ stats = dict(zip(os_family.keys(), [0] * len(os_family)))
+ for os in counts:
+ stats[os_family_rev[os]] += counts[os]
+ total_count = np.sum(stats.values())
+ for osf in stats:
+ stats[osf] = float(stats[osf]) / total_count
+ env_stats[env] = stats
+ # make stacked barplot
+ pl.figure(figsize=(6.4, 4.8))
+ x = np.arange(len(envs))
+ bottoms = np.zeros(len(envs))
+ for i, os in enumerate(os_order):
+ stat = [env_stats[e][os] for e in envs]
+ pl.bar(x, stat, bottom=bottoms, color=os_colors[i],
+ label=db.get_nice_name(os), width=0.8)
+ bottoms += stat
+ pl.legend(loc='lower right')
+ pl.xticks(x + 0.4, [db.get_nice_name(e) for e in env_names])
+ pl.xlim(-0.25, len(envs))
+ pl.title("Operating system preference by environment")
+ pl.ylabel("Fraction of submissions")
+ pl.savefig('%s/ospref_by_env.png' % destdir, format='png', dpi=80)
def mkpic_submissions_per_datamod(db, destdir):
# simple demo
- dmd = load_list2dict('datamodlist.txt')
spd = db.get_counts('bg_datamod')
spd = sorted(spd.items(), cmp=lambda x, y: cmp(x[1], y[1]))[::-1]
x = np.arange(len(spd))
- pl.figure(figsize=(8, 6), dpi=80, facecolor='w', edgecolor='k')
- pl.title('Data modality')
+ pl.figure(figsize=(6.4, 4.8))
+ pl.title('Submissions per data modality')
pl.bar(x, [s[1] for s in spd])
- pl.xticks(x + 0.5, [dmd[k[0]] for k in spd], rotation=-15)
+ pl.xticks(x + 0.5, [db.datamod_dict[k[0]] for k in spd], rotation=-10)
pl.ylabel('Survey submissions per data modality\n(multiple choices per submission possible)')
- pl.savefig('%s/submissions_per_datamod.png' % destdir, format='png')
+ pl.savefig('%s/submissions_per_datamod.png' % destdir, format='png', dpi=80)
+
+def mkpic_resources(db, destdir):
+ res = db.get_counts('software_resource')
+ res = res.items()
+ x = np.arange(len(res))
+ pl.figure(figsize=(6.4, 4.8))
+ pl.title('Software resources')
+ pl.bar(x + (1./8), [s[1] for s in res], width=0.75, color = '#008200')
+ pl.xticks(x + 0.5, ['' for s in res])
+ for i, s in enumerate(res):
+ pl.text(i+.5, 0.1, db.get_nice_name(s[0]), rotation=90,
+ horizontalalignment='center',
+ verticalalignment='bottom',
+ bbox=dict(facecolor='white', alpha=0.8, edgecolor='white'))
+ pl.ylabel('Number of submissions')
+ pl.savefig('%s/software_resources.png' % destdir, format='png', dpi=80)
+
+def mkpic_software(db, destdir):
+ for typ in sw_categories.keys():
+ counts = db.get_counts('sw_%s' % typ)
+ pl.figure(figsize=(6.4, 4.8))
+ pl.title("Software popularity: %s" % db.get_nice_name(typ))
+ if not len(counts):
+ pl.text(.5, .5, "[Insufficient data for this figure]",
+ horizontalalignment='center')
+ pl.axis('off')
+ else:
+ # sort by name
+ stats = sorted(counts.items(), cmp=lambda x, y: cmp(x[0], y[0]))
+ x = np.arange(len(stats))
+ pl.bar(x + (1./8), [s[1] for s in stats], width=0.75, color = '#008200')
+ pl.xticks(x + 0.5, ['' for s in stats])
+ for i, s in enumerate(stats):
+ pl.text(i+.5, 0.1, db.get_nice_name(s[0]), rotation=90,
+ horizontalalignment='center',
+ verticalalignment='bottom',
+ bbox=dict(facecolor='white', alpha=0.8, edgecolor='white'))
+ pl.xlim(0, len(stats))
+ pl.ylabel("Number of submissions")
+ pl.savefig('%s/sw_%s.png' % (destdir, typ), format='png', dpi=80)
+
+def mkpic_rating_by_os(db, env, items, destdir, title):
+ pl.figure(figsize=(6.4, 4.8))
+ for i, os in enumerate(os_order):
+ ratings = [db.select_match(env,
+ os_family[os]).get_not_none('%s' % (it,))[0]
+ for it in items]
+ plot_bars(ratings, offset=((i+1)*0.2)-0.1, color=os_colors[i],
+ title=title, ylabel="Mean rating", label=db.get_nice_name(os))
+ pl.ylim((0,3))
+ pl.xlim((0,len(items)))
+ pl.yticks((0, 3), ['Disagree', 'Agree'], rotation=90)
+ pl.xticks(np.arange(len(items))+0.5, [i[-2:] for i in items],
+ horizontalalignment='center')
+ pl.legend(loc='lower right')
+ pl.savefig('%s/ratings_%s.png' % (destdir, env), format='png', dpi=80)
+
def main(srcdir, destdir):
db = DB(srcdir)
- mkpic_submissions_per_datamod(db, destdir)
+ for pic in [mkpic_submissions_per_datamod, mkpic_os_per_env, mkpic_software,
+ mkpic_resources]:
+ pic(db, destdir)
+ mkpic_rating_by_os(db, 'pers_os', ['pers_r%i' % i for i in range(1, 9)], destdir,
+ "Ratings: Personal environment")
+ mkpic_rating_by_os(db, 'man_os', ['man_r%i' % i for i in range(1, 5)], destdir,
+ "Ratings: Managed environment")
+ mkpic_rating_by_os(db, 'virt_host_os', ['virt_r%i' % i for i in range(1, 4)], destdir,
+ "Ratings: Virtual environment (by host OS)")
+ # submission stats: this is RST
+ statsfile = open('%s/stats.txt' % destdir, 'w')
+ statsfile.write('::\n\n Number of submissions: %i\n' % len(db))
+ statsfile.write(' Statistics last updated: %s\n\n' \
+ % time.strftime('%A, %B %d %Y, %H:%M:%S UTC', time.gmtime()))
+ statsfile.close()
if __name__ == '__main__':
main(sys.argv[1], sys.argv[2])