fdroidserver/lint.py

   1 #!/usr/bin/env python3
   2 #
   3 # lint.py - part of the FDroid server tool
   4 # Copyright (C) 2013-2014 Daniel Martí <mvdan@mvdan.cc>
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU Affero General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See th
  14 # GNU Affero General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Affero General Public Licen
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 from argparse import ArgumentParser
  20 import glob
  21 import os
  22 import re
  23 import sys
  24
  25 from . import _
  26 from . import common
  27 from . import metadata
  28 from . import rewritemeta
  29
  30 config = None
  31 options = None
  32
  33
  34 def enforce_https(domain):
  35     return (re.compile(r'.*[^sS]://[^/]*' + re.escape(domain) + r'(/.*)?'),
  36             domain + " URLs should always use https://")
  37
  38
  39 https_enforcings = [
  40     enforce_https('github.com'),
  41     enforce_https('gitlab.com'),
  42     enforce_https('bitbucket.org'),
  43     enforce_https('apache.org'),
  44     enforce_https('google.com'),
  45     enforce_https('git.code.sf.net'),
  46     enforce_https('svn.code.sf.net'),
  47     enforce_https('anongit.kde.org'),
  48     enforce_https('savannah.nongnu.org'),
  49     enforce_https('git.savannah.nongnu.org'),
  50     enforce_https('download.savannah.nongnu.org'),
  51     enforce_https('savannah.gnu.org'),
  52     enforce_https('git.savannah.gnu.org'),
  53     enforce_https('download.savannah.gnu.org'),
  54 ]
  55
  56
  57 def forbid_shortener(domain):
  58     return (re.compile(r'https?://[^/]*' + re.escape(domain) + r'/.*'),
  59             _("URL shorteners should not be used"))
  60
  61
  62 http_url_shorteners = [
  63     forbid_shortener('goo.gl'),
  64     forbid_shortener('t.co'),
  65     forbid_shortener('ur1.ca'),
  66     forbid_shortener('is.gd'),
  67     forbid_shortener('bit.ly'),
  68     forbid_shortener('tiny.cc'),
  69     forbid_shortener('tinyurl.com'),
  70 ]
  71
  72 http_checks = https_enforcings + http_url_shorteners + [
  73     (re.compile(r'.*github\.com/[^/]+/[^/]+\.git'),
  74      _("Appending .git is not necessary")),
  75     (re.compile(r'.*://[^/]*(github|gitlab|bitbucket|rawgit)[^/]*/([^/]+/){1,3}master'),
  76      _("Use /HEAD instead of /master to point at a file in the default branch")),
  77 ]
  78
  79 regex_checks = {
  80     'WebSite': http_checks,
  81     'SourceCode': http_checks,
  82     'Repo': https_enforcings,
  83     'IssueTracker': http_checks + [
  84         (re.compile(r'.*github\.com/[^/]+/[^/]+/*$'),
  85          _("/issues is missing")),
  86         (re.compile(r'.*gitlab\.com/[^/]+/[^/]+/*$'),
  87          _("/issues is missing")),
  88     ],
  89     'Donate': http_checks + [
  90         (re.compile(r'.*flattr\.com'),
  91          _("Flattr donation methods belong in the FlattrID flag")),
  92     ],
  93     'Changelog': http_checks,
  94     'Author Name': [
  95         (re.compile(r'^\s'),
  96          _("Unnecessary leading space")),
  97         (re.compile(r'.*\s$'),
  98          _("Unnecessary trailing space")),
  99     ],
 100     'Summary': [
 101         (re.compile(r'.*\b(free software|open source)\b.*', re.IGNORECASE),
 102          _("No need to specify that the app is Free Software")),
 103         (re.compile(r'.*((your|for).*android|android.*(app|device|client|port|version))', re.IGNORECASE),
 104          _("No need to specify that the app is for Android")),
 105         (re.compile(r'.*[a-z0-9][.!?]( |$)'),
 106          _("Punctuation should be avoided")),
 107         (re.compile(r'^\s'),
 108          _("Unnecessary leading space")),
 109         (re.compile(r'.*\s$'),
 110          _("Unnecessary trailing space")),
 111     ],
 112     'Description': https_enforcings + http_url_shorteners + [
 113         (re.compile(r'\s*[*#][^ .]'),
 114          _("Invalid bulleted list")),
 115         (re.compile(r'^\s'),
 116          _("Unnecessary leading space")),
 117         (re.compile(r'.*\s$'),
 118          _("Unnecessary trailing space")),
 119     ],
 120 }
 121
 122 locale_pattern = re.compile(r'^[a-z]{2,3}(-[A-Z][A-Z])?$')
 123
 124
 125 def check_regexes(app):
 126     for f, checks in regex_checks.items():
 127         for m, r in checks:
 128             v = app.get(f)
 129             t = metadata.fieldtype(f)
 130             if t == metadata.TYPE_MULTILINE:
 131                 for l in v.splitlines():
 132                     if m.match(l):
 133                         yield "%s at line '%s': %s" % (f, l, r)
 134             else:
 135                 if v is None:
 136                     continue
 137                 if m.match(v):
 138                     yield "%s '%s': %s" % (f, v, r)
 139
 140
 141 def get_lastbuild(builds):
 142     lowest_vercode = -1
 143     lastbuild = None
 144     for build in builds:
 145         if not build.disable:
 146             vercode = int(build.versionCode)
 147             if lowest_vercode == -1 or vercode < lowest_vercode:
 148                 lowest_vercode = vercode
 149         if not lastbuild or int(build.versionCode) > int(lastbuild.versionCode):
 150             lastbuild = build
 151     return lastbuild
 152
 153
 154 def check_ucm_tags(app):
 155     lastbuild = get_lastbuild(app.builds)
 156     if (lastbuild is not None
 157             and lastbuild.commit
 158             and app.UpdateCheckMode == 'RepoManifest'
 159             and not lastbuild.commit.startswith('unknown')
 160             and lastbuild.versionCode == app.CurrentVersionCode
 161             and not lastbuild.forcevercode
 162             and any(s in lastbuild.commit for s in '.,_-/')):
 163         yield _("Last used commit '{commit}' looks like a tag, but Update Check Mode is '{ucm}'")\
 164             .format(commit=lastbuild.commit, ucm=app.UpdateCheckMode)
 165
 166
 167 def check_char_limits(app):
 168     limits = config['char_limits']
 169
 170     if len(app.Summary) > limits['summary']:
 171         yield _("Summary of length {length} is over the {limit} char limit")\
 172             .format(length=len(app.Summary), limit=limits['summary'])
 173
 174     if len(app.Description) > limits['description']:
 175         yield _("Description of length {length} is over the {limit} char limit")\
 176             .format(length=len(app.Description), limit=limits['description'])
 177
 178
 179 def check_old_links(app):
 180     usual_sites = [
 181         'github.com',
 182         'gitlab.com',
 183         'bitbucket.org',
 184     ]
 185     old_sites = [
 186         'gitorious.org',
 187         'code.google.com',
 188     ]
 189     if any(s in app.Repo for s in usual_sites):
 190         for f in ['WebSite', 'SourceCode', 'IssueTracker', 'Changelog']:
 191             v = app.get(f)
 192             if any(s in v for s in old_sites):
 193                 yield _("App is in '{repo}' but has a link to {url}")\
 194                     .format(repo=app.Repo, url=v)
 195
 196
 197 def check_useless_fields(app):
 198     if app.UpdateCheckName == app.id:
 199         yield _("Update Check Name is set to the known app id - it can be removed")
 200
 201
 202 filling_ucms = re.compile(r'^(Tags.*|RepoManifest.*)')
 203
 204
 205 def check_checkupdates_ran(app):
 206     if filling_ucms.match(app.UpdateCheckMode):
 207         if not app.AutoName and not app.CurrentVersion and app.CurrentVersionCode == '0':
 208             yield _("UCM is set but it looks like checkupdates hasn't been run yet")
 209
 210
 211 def check_empty_fields(app):
 212     if not app.Categories:
 213         yield _("Categories are not set")
 214
 215
 216 all_categories = set([
 217     "Connectivity",
 218     "Development",
 219     "Games",
 220     "Graphics",
 221     "Internet",
 222     "Money",
 223     "Multimedia",
 224     "Navigation",
 225     "Phone & SMS",
 226     "Reading",
 227     "Science & Education",
 228     "Security",
 229     "Sports & Health",
 230     "System",
 231     "Theming",
 232     "Time",
 233     "Writing",
 234 ])
 235
 236
 237 def check_categories(app):
 238     for categ in app.Categories:
 239         if categ not in all_categories:
 240             yield _("Category '%s' is not valid" % categ)
 241
 242
 243 def check_duplicates(app):
 244     if app.Name and app.Name == app.AutoName:
 245         yield _("Name '%s' is just the auto name - remove it") % app.Name
 246
 247     links_seen = set()
 248     for f in ['Source Code', 'Web Site', 'Issue Tracker', 'Changelog']:
 249         v = app.get(f)
 250         if not v:
 251             continue
 252         v = v.lower()
 253         if v in links_seen:
 254             yield _("Duplicate link in '{field}': {url}").format(field=f, url=v)
 255         else:
 256             links_seen.add(v)
 257
 258     name = app.Name or app.AutoName
 259     if app.Summary and name:
 260         if app.Summary.lower() == name.lower():
 261             yield _("Summary '%s' is just the app's name") % app.Summary
 262
 263     if app.Summary and app.Description and len(app.Description) == 1:
 264         if app.Summary.lower() == app.Description[0].lower():
 265             yield _("Description '%s' is just the app's summary") % app.Summary
 266
 267     seenlines = set()
 268     for l in app.Description.splitlines():
 269         if len(l) < 1:
 270             continue
 271         if l in seenlines:
 272             yield _("Description has a duplicate line")
 273         seenlines.add(l)
 274
 275
 276 desc_url = re.compile(r'(^|[^[])\[([^ ]+)( |\]|$)')
 277
 278
 279 def check_mediawiki_links(app):
 280     wholedesc = ' '.join(app.Description)
 281     for um in desc_url.finditer(wholedesc):
 282         url = um.group(1)
 283         for m, r in http_checks:
 284             if m.match(url):
 285                 yield _("URL {url} in Description: {error}").format(url=url, error=r)
 286
 287
 288 def check_bulleted_lists(app):
 289     validchars = ['*', '#']
 290     lchar = ''
 291     lcount = 0
 292     for l in app.Description.splitlines():
 293         if len(l) < 1:
 294             lcount = 0
 295             continue
 296
 297         if l[0] == lchar and l[1] == ' ':
 298             lcount += 1
 299             if lcount > 2 and lchar not in validchars:
 300                 yield _("Description has a list (%s) but it isn't bulleted (*) nor numbered (#)") % lchar
 301                 break
 302         else:
 303             lchar = l[0]
 304             lcount = 1
 305
 306
 307 def check_builds(app):
 308     supported_flags = set(metadata.build_flags)
 309     # needed for YAML and JSON
 310     for build in app.builds:
 311         if build.disable:
 312             if build.disable.startswith('Generated by import.py'):
 313                 yield _("Build generated by `fdroid import` - remove disable line once ready")
 314             continue
 315         for s in ['master', 'origin', 'HEAD', 'default', 'trunk']:
 316             if build.commit and build.commit.startswith(s):
 317                 yield _("Branch '{branch}' used as commit in build '{versionName}'")\
 318                     .format(branch=s, versionName=build.versionName)
 319             for srclib in build.srclibs:
 320                 ref = srclib.split('@')[1].split('/')[0]
 321                 if ref.startswith(s):
 322                     yield _("Branch '{branch}' used as commit in srclib '{srclib}'")\
 323                         .format(branch=s, srclib=srclib)
 324         for key in build.keys():
 325             if key not in supported_flags:
 326                 yield _('%s is not an accepted build field') % key
 327
 328
 329 def check_files_dir(app):
 330     dir_path = os.path.join('metadata', app.id)
 331     if not os.path.isdir(dir_path):
 332         return
 333     files = set()
 334     for name in os.listdir(dir_path):
 335         path = os.path.join(dir_path, name)
 336         if not (os.path.isfile(path) or name == 'signatures' or locale_pattern.match(name)):
 337             yield _("Found non-file at %s") % path
 338             continue
 339         files.add(name)
 340
 341     used = {'signatures', }
 342     for build in app.builds:
 343         for fname in build.patch:
 344             if fname not in files:
 345                 yield _("Unknown file '{filename}' in build '{versionName}'")\
 346                     .format(filename=fname, versionName=build.versionName)
 347             else:
 348                 used.add(fname)
 349
 350     for name in files.difference(used):
 351         if locale_pattern.match(name):
 352             continue
 353         yield _("Unused file at %s") % os.path.join(dir_path, name)
 354
 355
 356 def check_format(app):
 357     if options.format and not rewritemeta.proper_format(app):
 358         yield _("Run rewritemeta to fix formatting")
 359
 360
 361 def check_license_tag(app):
 362     '''Ensure all license tags are in https://spdx.org/license-list'''
 363     if app.License.rstrip('+') not in SPDX:
 364         yield _('Invalid license tag "%s"! Use only tags from https://spdx.org/license-list') \
 365             % (app.License)
 366
 367
 368 def check_extlib_dir(apps):
 369     dir_path = os.path.join('build', 'extlib')
 370     unused_extlib_files = set()
 371     for root, dirs, files in os.walk(dir_path):
 372         for name in files:
 373             unused_extlib_files.add(os.path.join(root, name)[len(dir_path) + 1:])
 374
 375     used = set()
 376     for app in apps:
 377         for build in app.builds:
 378             for path in build.extlibs:
 379                 if path not in unused_extlib_files:
 380                     yield _("{appid}: Unknown extlib {path} in build '{versionName}'")\
 381                         .format(appid=app.id, path=path, versionName=build.versionName)
 382                 else:
 383                     used.add(path)
 384
 385     for path in unused_extlib_files.difference(used):
 386         if any(path.endswith(s) for s in [
 387                 '.gitignore',
 388                 'source.txt', 'origin.txt', 'md5.txt',
 389                 'LICENSE', 'LICENSE.txt',
 390                 'COPYING', 'COPYING.txt',
 391                 'NOTICE', 'NOTICE.txt',
 392                 ]):
 393             continue
 394         yield _("Unused extlib at %s") % os.path.join(dir_path, path)
 395
 396
 397 def check_for_unsupported_metadata_files(basedir=""):
 398     """Checks whether any non-metadata files are in metadata/"""
 399
 400     global config
 401
 402     return_value = False
 403     formats = config['accepted_formats']
 404     for f in glob.glob(basedir + 'metadata/*') + glob.glob(basedir + 'metadata/.*'):
 405         if os.path.isdir(f):
 406             exists = False
 407             for t in formats:
 408                 exists = exists or os.path.exists(f + '.' + t)
 409             if not exists:
 410                 print(_('"%s/" has no matching metadata file!') % f)
 411                 return_value = True
 412         elif not os.path.splitext(f)[1][1:] in formats:
 413             print('"' + f.replace(basedir, '')
 414                   + '" is not a supported file format: (' + ','.join(formats) + ')')
 415             return_value = True
 416
 417     return return_value
 418
 419
 420 def main():
 421
 422     global config, options
 423
 424     # Parse command line...
 425     parser = ArgumentParser(usage="%(prog)s [options] [APPID [APPID ...]]")
 426     common.setup_global_opts(parser)
 427     parser.add_argument("-f", "--format", action="store_true", default=False,
 428                         help=_("Also warn about formatting issues, like rewritemeta -l"))
 429     parser.add_argument("appid", nargs='*', help=_("applicationId in the form APPID"))
 430     metadata.add_metadata_arguments(parser)
 431     options = parser.parse_args()
 432     metadata.warnings_action = options.W
 433
 434     config = common.read_config(options)
 435
 436     # Get all apps...
 437     allapps = metadata.read_metadata(xref=True)
 438     apps = common.read_app_args(options.appid, allapps, False)
 439
 440     anywarns = check_for_unsupported_metadata_files()
 441
 442     apps_check_funcs = []
 443     if len(options.appid) == 0:
 444         # otherwise it finds tons of unused extlibs
 445         apps_check_funcs.append(check_extlib_dir)
 446     for check_func in apps_check_funcs:
 447         for warn in check_func(apps.values()):
 448             anywarns = True
 449             print(warn)
 450
 451     for appid, app in apps.items():
 452         if app.Disabled:
 453             continue
 454
 455         app_check_funcs = [
 456             check_regexes,
 457             check_ucm_tags,
 458             check_char_limits,
 459             check_old_links,
 460             check_checkupdates_ran,
 461             check_useless_fields,
 462             check_empty_fields,
 463             check_categories,
 464             check_duplicates,
 465             check_mediawiki_links,
 466             check_bulleted_lists,
 467             check_builds,
 468             check_files_dir,
 469             check_format,
 470             check_license_tag,
 471         ]
 472
 473         for check_func in app_check_funcs:
 474             for warn in check_func(app):
 475                 anywarns = True
 476                 print("%s: %s" % (appid, warn))
 477
 478     if anywarns:
 479         sys.exit(1)
 480
 481
 482 # A compiled, public domain list of official SPDX license tags from:
 483 # https://github.com/sindresorhus/spdx-license-list/blob/v3.0.1/spdx-simple.json
 484 # The deprecated license tags have been removed from the list, they are at the
 485 # bottom, starting after the last license tags that start with Z.
 486 # This is at the bottom, since its a long list of data
 487 SPDX = [
 488     "PublicDomain",  # an F-Droid addition, until we can enforce a better option
 489     "Glide",
 490     "Abstyles",
 491     "AFL-1.1",
 492     "AFL-1.2",
 493     "AFL-2.0",
 494     "AFL-2.1",
 495     "AFL-3.0",
 496     "AMPAS",
 497     "APL-1.0",
 498     "Adobe-Glyph",
 499     "APAFML",
 500     "Adobe-2006",
 501     "AGPL-1.0",
 502     "Afmparse",
 503     "Aladdin",
 504     "ADSL",
 505     "AMDPLPA",
 506     "ANTLR-PD",
 507     "Apache-1.0",
 508     "Apache-1.1",
 509     "Apache-2.0",
 510     "AML",
 511     "APSL-1.0",
 512     "APSL-1.1",
 513     "APSL-1.2",
 514     "APSL-2.0",
 515     "Artistic-1.0",
 516     "Artistic-1.0-Perl",
 517     "Artistic-1.0-cl8",
 518     "Artistic-2.0",
 519     "AAL",
 520     "Bahyph",
 521     "Barr",
 522     "Beerware",
 523     "BitTorrent-1.0",
 524     "BitTorrent-1.1",
 525     "BSL-1.0",
 526     "Borceux",
 527     "BSD-2-Clause",
 528     "BSD-2-Clause-FreeBSD",
 529     "BSD-2-Clause-NetBSD",
 530     "BSD-3-Clause",
 531     "BSD-3-Clause-Clear",
 532     "BSD-3-Clause-No-Nuclear-License",
 533     "BSD-3-Clause-No-Nuclear-License-2014",
 534     "BSD-3-Clause-No-Nuclear-Warranty",
 535     "BSD-4-Clause",
 536     "BSD-Protection",
 537     "BSD-Source-Code",
 538     "BSD-3-Clause-Attribution",
 539     "0BSD",
 540     "BSD-4-Clause-UC",
 541     "bzip2-1.0.5",
 542     "bzip2-1.0.6",
 543     "Caldera",
 544     "CECILL-1.0",
 545     "CECILL-1.1",
 546     "CECILL-2.0",
 547     "CECILL-2.1",
 548     "CECILL-B",
 549     "CECILL-C",
 550     "ClArtistic",
 551     "MIT-CMU",
 552     "CNRI-Jython",
 553     "CNRI-Python",
 554     "CNRI-Python-GPL-Compatible",
 555     "CPOL-1.02",
 556     "CDDL-1.0",
 557     "CDDL-1.1",
 558     "CPAL-1.0",
 559     "CPL-1.0",
 560     "CATOSL-1.1",
 561     "Condor-1.1",
 562     "CC-BY-1.0",
 563     "CC-BY-2.0",
 564     "CC-BY-2.5",
 565     "CC-BY-3.0",
 566     "CC-BY-4.0",
 567     "CC-BY-ND-1.0",
 568     "CC-BY-ND-2.0",
 569     "CC-BY-ND-2.5",
 570     "CC-BY-ND-3.0",
 571     "CC-BY-ND-4.0",
 572     "CC-BY-NC-1.0",
 573     "CC-BY-NC-2.0",
 574     "CC-BY-NC-2.5",
 575     "CC-BY-NC-3.0",
 576     "CC-BY-NC-4.0",
 577     "CC-BY-NC-ND-1.0",
 578     "CC-BY-NC-ND-2.0",
 579     "CC-BY-NC-ND-2.5",
 580     "CC-BY-NC-ND-3.0",
 581     "CC-BY-NC-ND-4.0",
 582     "CC-BY-NC-SA-1.0",
 583     "CC-BY-NC-SA-2.0",
 584     "CC-BY-NC-SA-2.5",
 585     "CC-BY-NC-SA-3.0",
 586     "CC-BY-NC-SA-4.0",
 587     "CC-BY-SA-1.0",
 588     "CC-BY-SA-2.0",
 589     "CC-BY-SA-2.5",
 590     "CC-BY-SA-3.0",
 591     "CC-BY-SA-4.0",
 592     "CC0-1.0",
 593     "Crossword",
 594     "CrystalStacker",
 595     "CUA-OPL-1.0",
 596     "Cube",
 597     "curl",
 598     "D-FSL-1.0",
 599     "diffmark",
 600     "WTFPL",
 601     "DOC",
 602     "Dotseqn",
 603     "DSDP",
 604     "dvipdfm",
 605     "EPL-1.0",
 606     "ECL-1.0",
 607     "ECL-2.0",
 608     "eGenix",
 609     "EFL-1.0",
 610     "EFL-2.0",
 611     "MIT-advertising",
 612     "MIT-enna",
 613     "Entessa",
 614     "ErlPL-1.1",
 615     "EUDatagrid",
 616     "EUPL-1.0",
 617     "EUPL-1.1",
 618     "Eurosym",
 619     "Fair",
 620     "MIT-feh",
 621     "Frameworx-1.0",
 622     "FreeImage",
 623     "FTL",
 624     "FSFAP",
 625     "FSFUL",
 626     "FSFULLR",
 627     "Giftware",
 628     "GL2PS",
 629     "Glulxe",
 630     "AGPL-3.0",
 631     "GFDL-1.1",
 632     "GFDL-1.2",
 633     "GFDL-1.3",
 634     "GPL-1.0",
 635     "GPL-2.0",
 636     "GPL-3.0",
 637     "LGPL-2.1",
 638     "LGPL-3.0",
 639     "LGPL-2.0",
 640     "gnuplot",
 641     "gSOAP-1.3b",
 642     "HaskellReport",
 643     "HPND",
 644     "IBM-pibs",
 645     "IPL-1.0",
 646     "ICU",
 647     "ImageMagick",
 648     "iMatix",
 649     "Imlib2",
 650     "IJG",
 651     "Info-ZIP",
 652     "Intel-ACPI",
 653     "Intel",
 654     "Interbase-1.0",
 655     "IPA",
 656     "ISC",
 657     "JasPer-2.0",
 658     "JSON",
 659     "LPPL-1.0",
 660     "LPPL-1.1",
 661     "LPPL-1.2",
 662     "LPPL-1.3a",
 663     "LPPL-1.3c",
 664     "Latex2e",
 665     "BSD-3-Clause-LBNL",
 666     "Leptonica",
 667     "LGPLLR",
 668     "Libpng",
 669     "libtiff",
 670     "LAL-1.2",
 671     "LAL-1.3",
 672     "LiLiQ-P-1.1",
 673     "LiLiQ-Rplus-1.1",
 674     "LiLiQ-R-1.1",
 675     "LPL-1.02",
 676     "LPL-1.0",
 677     "MakeIndex",
 678     "MTLL",
 679     "MS-PL",
 680     "MS-RL",
 681     "MirOS",
 682     "MITNFA",
 683     "MIT",
 684     "Motosoto",
 685     "MPL-1.0",
 686     "MPL-1.1",
 687     "MPL-2.0",
 688     "MPL-2.0-no-copyleft-exception",
 689     "mpich2",
 690     "Multics",
 691     "Mup",
 692     "NASA-1.3",
 693     "Naumen",
 694     "NBPL-1.0",
 695     "Net-SNMP",
 696     "NetCDF",
 697     "NGPL",
 698     "NOSL",
 699     "NPL-1.0",
 700     "NPL-1.1",
 701     "Newsletr",
 702     "NLPL",
 703     "Nokia",
 704     "NPOSL-3.0",
 705     "NLOD-1.0",
 706     "Noweb",
 707     "NRL",
 708     "NTP",
 709     "Nunit",
 710     "OCLC-2.0",
 711     "ODbL-1.0",
 712     "PDDL-1.0",
 713     "OCCT-PL",
 714     "OGTSL",
 715     "OLDAP-2.2.2",
 716     "OLDAP-1.1",
 717     "OLDAP-1.2",
 718     "OLDAP-1.3",
 719     "OLDAP-1.4",
 720     "OLDAP-2.0",
 721     "OLDAP-2.0.1",
 722     "OLDAP-2.1",
 723     "OLDAP-2.2",
 724     "OLDAP-2.2.1",
 725     "OLDAP-2.3",
 726     "OLDAP-2.4",
 727     "OLDAP-2.5",
 728     "OLDAP-2.6",
 729     "OLDAP-2.7",
 730     "OLDAP-2.8",
 731     "OML",
 732     "OPL-1.0",
 733     "OSL-1.0",
 734     "OSL-1.1",
 735     "OSL-2.0",
 736     "OSL-2.1",
 737     "OSL-3.0",
 738     "OpenSSL",
 739     "OSET-PL-2.1",
 740     "PHP-3.0",
 741     "PHP-3.01",
 742     "Plexus",
 743     "PostgreSQL",
 744     "psfrag",
 745     "psutils",
 746     "Python-2.0",
 747     "QPL-1.0",
 748     "Qhull",
 749     "Rdisc",
 750     "RPSL-1.0",
 751     "RPL-1.1",
 752     "RPL-1.5",
 753     "RHeCos-1.1",
 754     "RSCPL",
 755     "RSA-MD",
 756     "Ruby",
 757     "SAX-PD",
 758     "Saxpath",
 759     "SCEA",
 760     "SWL",
 761     "SMPPL",
 762     "Sendmail",
 763     "SGI-B-1.0",
 764     "SGI-B-1.1",
 765     "SGI-B-2.0",
 766     "OFL-1.0",
 767     "OFL-1.1",
 768     "SimPL-2.0",
 769     "Sleepycat",
 770     "SNIA",
 771     "Spencer-86",
 772     "Spencer-94",
 773     "Spencer-99",
 774     "SMLNJ",
 775     "SugarCRM-1.1.3",
 776     "SISSL",
 777     "SISSL-1.2",
 778     "SPL-1.0",
 779     "Watcom-1.0",
 780     "TCL",
 781     "TCP-wrappers",
 782     "Unlicense",
 783     "TMate",
 784     "TORQUE-1.1",
 785     "TOSL",
 786     "Unicode-DFS-2015",
 787     "Unicode-DFS-2016",
 788     "Unicode-TOU",
 789     "UPL-1.0",
 790     "NCSA",
 791     "Vim",
 792     "VOSTROM",
 793     "VSL-1.0",
 794     "W3C-20150513",
 795     "W3C-19980720",
 796     "W3C",
 797     "Wsuipa",
 798     "Xnet",
 799     "X11",
 800     "Xerox",
 801     "XFree86-1.1",
 802     "xinetd",
 803     "xpp",
 804     "XSkat",
 805     "YPL-1.0",
 806     "YPL-1.1",
 807     "Zed",
 808     "Zend-2.0",
 809     "Zimbra-1.3",
 810     "Zimbra-1.4",
 811     "Zlib",
 812     "zlib-acknowledgement",
 813     "ZPL-1.1",
 814     "ZPL-2.0",
 815     "ZPL-2.1",
 816 ]
 817
 818 if __name__ == "__main__":
 819     main()