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stats_okh1.py
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stats_okh1.py
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#!/usr/bin/env python3
# SPDX-FileCopyrightText: 2021 Robin Vobruba <hoijui.quaero@gmail.com>
#
# SPDX-License-Identifier: CC-BY-SA-4.0
'''
Downloads the Open Know-How (OKH) meta-data files
from the main list,
parses them, and gathers statistics about the used properties within.
'''
from __future__ import print_function
import sys
import re
import os
import glob
from collections import OrderedDict
import csv
import urllib
import urllib.request
import yaml
import click
CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'])
OKH_LIST_URL = 'https://raw.githubusercontent.com/OpenKnowHow/okh-search/master/projects_okhs.csv'
@click.group(context_settings=CONTEXT_SETTINGS)
@click.version_option()
def version_token():
pass
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
class AppURLopener(urllib.request.FancyURLopener):
version = "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.69 Safari/537.36"
urllib._urlopener = AppURLopener()
def download(url, path):
'''
Downloads a URL pointing to a file into a local file,
pointed to by path.
'''
print('downloading %s to %s ...' % (url, path))
if os.path.exists(path):
os.remove(path)
urllib._urlopener.retrieve(url, path)
def urlify(s):
# Remove all non-word characters (everything except numbers and letters)
s = re.sub(r"[^\w\s]", '', s)
# Replace all runs of whitespace with a single dash
s = re.sub(r"\s+", '-', s)
return s
def download_all_ymls(okh_dir):
if not os.path.exists(okh_dir):
os.mkdir(okh_dir)
csv_file = os.path.join(okh_dir, 'projects.csv')
download(OKH_LIST_URL, csv_file)
num_entries = -1
num_success = 0
url_bases = {}
errors = []
error_url_codes = {}
error_code_reason = {}
with open(csv_file, newline='') as csv_h:
row_i = 0
for row in csv.reader(csv_h):
row_i = row_i + 1
if row_i == 1:
continue
name = urlify(row[0])
url = row[2].strip()
local_yml_file = os.path.join(okh_dir, name + '-okh.yml')
try:
url_parts = urllib.parse.urlparse(url)
url_base = url_parts.scheme + '://' + url_parts.netloc
if not url_base in url_bases:
url_bases[url_base] = 0
url_bases[url_base] = url_bases[url_base] + 1
download(url, local_yml_file)
num_success = num_success + 1
except urllib.error.HTTPError as err:
eprint('WARNING: Failed to download %s to %s, because %s'
% (url, local_yml_file, err))
errors.append((url, err.code, err.reason))
error_code_reason[err.code] = err.reason
if not url_base in error_url_codes:
error_url_codes[url_base] = {}
if not err.code in error_url_codes[url_base]:
error_url_codes[url_base][err.code] = 0
error_url_codes[url_base][err.code] = error_url_codes[url_base][err.code] + 1
continue
num_entries = row_i -1
dl_stats = {
'num_entries': num_entries,
'num_success': num_success,
'url_bases': url_bases,
#'errors': errors,
'error_url_codes': error_url_codes,
'error_code_reason': error_code_reason
}
return (csv_file, dl_stats)
def increase_key(stats, key):
if key in stats:
stats[key] = stats[key] + 1
else:
stats[key] = 1
def append_stats(stats, yaml_cont, prefix=''):
for key, val in yaml_cont.items():
key_full = prefix + key
if isinstance(val, dict):
append_stats(stats, val, key_full + '.')
elif isinstance(val, list):
for entry in val:
if isinstance(entry, str):
increase_key(stats, key_full)
else:
append_stats(stats, entry, key_full + '.')
else:
increase_key(stats, key_full)
def sort_by_value(dic):
return OrderedDict(sorted(dic.items(), key=lambda x: x[1]))
@click.command(context_settings=CONTEXT_SETTINGS)
@click.argument('stats_file', type=click.Path(), envvar='STATS_FILE', default='okh1_stats.txt')
@click.argument('okh_dir', type=click.Path(), envvar='OHK_DIR', default='okh1_files')
@click.option('--redownload', '-r')
@click.version_option("1.0")
def gather_stats(stats_file='okh1_stats.txt', okh_dir='okh1_files',
redownload=False):
'''
1. Downloads the Open Know-How (OKH) meta-data files
from the main list,
2. parses them, and
3. gathers statistics about the used properties within.
'''
if not os.path.exists(okh_dir) or redownload:
dl_stats = download_all_ymls(okh_dir)
print(dl_stats)
stats = {}
file_i = 0
for yaml_file in glob.glob(os.path.join(okh_dir, '*-okh.yml')):
print('')
#if yaml_file.endswith('/Incubator-okh.yml') or
# yaml_file.endswith('/Hand-Pump-Drill-SpringLoaded-okh.yml'):
# eprint('WARNING: Skipping invalid file "%s" ...' % yaml_file)
# continue
print('Cleaning up "%s" ...' % yaml_file)
yaml_file_clean = yaml_file + ".clean"
with open(yaml_file, 'rt') as fin:
with open(yaml_file_clean, 'wt') as fout:
for line in fin:
fout.write(line.replace(': @', ': '))
#os.rename(yaml_file_clean, yaml_file)
print('Parsing "%s" ...' % yaml_file)
with open(yaml_file, 'r') as yaml_h:
# skip first line
next(yaml_h)
yaml_cont = yaml.load(yaml_h, Loader=yaml.SafeLoader)
#yaml_cont = yaml.load(yaml_h, Loader=yaml.CLoader)
#yaml_cont = yaml.load(yaml_h)
append_stats(stats, yaml_cont)
file_i = file_i + 1
stats = sort_by_value(stats)
with open(stats_file, 'w') as stats_h:
for k, v in stats.items():
stats_h.write('{:40} {}\n'.format(k, v))
stats_h.write('\n')
stats_h.write('{:40} {}\n'.format('Parsed-files', file_i))
if __name__ == '__main__':
gather_stats()