1

2# -*- coding: utf-8 -*-

3

4 u'''Mostly INTERNAL functions, except L{machine}, L{print_} and L{printf}.

5'''

6# from pygeodesy.basics import isiterablen, ubstr # _MODS

7# from pygeodesy.errors import _AttributeError, _error_init, _UnexpectedError, _xError2 # _MODS

8 from pygeodesy.interns import _BAR_, _COLON_, _DASH_, _DMAIN_, _DOT_, _ELLIPSIS_, _EQUALSPACED_, \

9 _immutable_, _NL_, NN, _pygeodesy_, _PyPy__, _python_, _QUOTE1_, \

10 _QUOTE2_, _s_, _SPACE_, _sys, _UNDER_

11 from pygeodesy.interns import _COMMA_, _Python_ # PYCHOK used!

12# from pygeodesy.streprs import anstr, pairs, unstr # _MODS

13

14# import os # _MODS

15# import os.path # _MODS

16# import sys as _sys # from .interns

17

18_0_0 = 0.0 # PYCHOK in .basics, .constants

19_100_0 = 100.0 # in .constants

20_arm64_ = 'arm64'

21_iOS_ = 'iOS'

22_macOS_ = 'macOS'

23_SIsecs = 'fs', 'ps', 'ns', 'us', 'ms', 'sec' # reversed

24_Windows_ = 'Windows'

25

26

27 def typename(obj, *dflt):

28 '''Get the C{obj.__name__}, the C{dflt} or its outer C{type.__name__} or C{NN} (C{str}).

29 '''

30 try:

31 return obj.__name__

32 except (AttributeError, ImportError): # LazyImportError

33 pass

34 return dflt[0] if dflt else typename(type(obj), NN)

35

36

37 def _Property_RO(method):

38 '''(INTERNAL) Can't import L{props.Property_RO}, I{recursively}.

39 '''

40 name = typename(method)

41

42 def _del(inst, *unused): # PYCHOK no cover

43 inst.__dict__.pop(name, None)

44

45 def _get(inst, *unused): # PYCHOK 2 vs 3 args

46 try: # to get the cached value immediately

47 v = inst.__dict__[name]

48 except (AttributeError, KeyError):

49 # cache the value in the instance' __dict__

50 inst.__dict__[name] = v = method(inst)

51 return v

52

53 def _set(inst, val): # PYCHOK no cover

54 setattr(inst, name, val) # force error

55

56 return property(_get, _set, _del)

57

58

59 class _MODS_Base(object):

60 '''(INTERNAL) Base-class for C{lazily._ALL_MODS}.

61 '''

62 def __delattr__(self, attr): # PYCHOK no cover

63 self.__dict__.pop(attr, None)

64

65 def __setattr__(self, attr, value): # PYCHOK no cover

66 e = _MODS.errors

67 n = _DOT_(self.name, attr)

68 t = _EQUALSPACED_(n, repr(value))

69 raise e._AttributeError(_immutable_, txt=t)

70

71 @_Property_RO

72 def basics(self):

73 '''Get module C{pygeodesy.basics}, I{once}.

74 '''

75 from pygeodesy import basics as b # DON'T _lazy_import2

76 return b

77

78 @_Property_RO

79 def bits_machine2(self):

80 '''Get platform 2-list C{[bits, machine]}, I{once}.

81 '''

82 import platform as p

83 m = p.machine() # ARM64, arm64, x86_64, iPhone13,2, etc.

84 m = m.replace(_COMMA_, _UNDER_)

85 if m.lower() == 'x86_64': # PYCHOK on Intel or Rosetta2 ...

86 v = p.mac_ver()[0] # ... and only on macOS ...

87 if v and _version2(v) > (10, 15): # ... 11+ aka 10.16

88 # <https://Developer.Apple.com/forums/thread/659846>

89 # _sysctl_uint('hw.optional.arm64') and \

90 if _sysctl_uint('sysctl.proc_translated'):

91 m = _UNDER_(_arm64_, m) # Apple Si emulating Intel x86-64

92 return [p.architecture()[0], # bits

93 m] # arm64, arm64_x86_64, x86_64, etc.

94

95 @_Property_RO

96 def ctypes3(self):

97 '''Get C{ctypes.CDLL}, C{find_library} and C{dlopen}, I{once}.

98 '''

99 import ctypes as c

100 from ctypes.util import find_library as f

101

102 def dlopen(name): # on macOS only

103 return c._dlopen(name, c.DEFAULT_MODE)

104

105 return c.CDLL, f, (dlopen if _ismacOS() else None)

106

107 @_Property_RO

108 def errors(self):

109 '''Get module C{pygeodesy.errors}, I{once}.

110 '''

111 from pygeodesy import errors as e # DON'T _lazy_import2

112 return e

113

114 @_Property_RO

115 def inspect(self): # in .basics

116 '''Get module C{inspect}, I{once}.

117 '''

118 import inspect as i

119 return i

120

121 def ios_ver(self):

122 '''Mimick C{platform.xxx_ver} for C{iOS}.

123 '''

124 try: # Pythonista only

125 from platform import iOS_ver

126 t = iOS_ver()

127 except (AttributeError, ImportError):

128 t = NN, (NN, NN, NN), NN

129 return t

130

131 @_Property_RO

132 def name(self):

133 '''Get this name (C{str}).

134 '''

135 return typename(self.__class__)

136

137 @_Property_RO

138 def nix2(self): # PYCHOK no cover

139 '''Get Linux 2-tuple C{(distro, version)}, I{once}.

140 '''

141 from platform import uname

142 v, n = NN, uname()[0] # [0] == .system

143 if n.lower() == 'linux':

144 try: # use distro only on Linux, not macOS, etc.

145 import distro # <https://PyPI.org/project/distro>

146 _a = _MODS.streprs.anstr

147 v = _a(distro.version()) # first

148 n = _a(distro.id()) # .name()?

149 except (AttributeError, ImportError):

150 pass # v = str(_0_0)

151 n = n.capitalize()

152 return n, v

153

154 def nix_ver(self): # PYCHOK no cover

155 '''Mimick C{platform.xxx_ver} for C{*nix}.

156 '''

157 _, v = _MODS.nix2

158 t = _version2(v, n=3) if v else (NN, NN, NN)

159 return v, t, machine()

160

161 @_Property_RO

162 def os(self):

163 '''Get module C{os}, I{once}.

164 '''

165 import os as o

166 import os.path

167 return o

168

169 @_Property_RO

170 def osversion2(self):

171 '''Get 2-list C{[OS, release]}, I{once}.

172 '''

173 import platform as p

174 _Nix, _ = _MODS.nix2

175 # - mac_ver() returns ('10.12.5', ..., 'x86_64') on

176 # macOS and ('10.3.3', ..., 'iPad4,2') on iOS

177 # - win32_ver is ('XP', ..., 'SP3', ...) on Windows XP SP3

178 # - platform() returns 'Darwin-16.6.0-x86_64-i386-64bit'

179 # on macOS and 'Darwin-16.6.0-iPad4,2-64bit' on iOS

180 # - sys.platform is 'darwin' on macOS, 'ios' on iOS,

181 # 'win32' on Windows and 'cygwin' on Windows/Gygwin

182 # - distro.id() and .name() return 'Darwin' on macOS

183 for n, v in ((_iOS_, _MODS.ios_ver),

184 (_macOS_, p.mac_ver),

185 (_Windows_, p.win32_ver),

186 (_Nix, _MODS.nix_ver),

187 ('Java', p.java_ver),

188 ('uname', p.uname)):

189 v = v()[0]

190 if v and n:

191 break

192 else:

193 n = v = NN # XXX AssertionError?

194 return [n, v]

195

196 @_Property_RO

197 def _Popen_kwds2(self):

198 '''(INTERNAL) Get C{subprocess.Popen} and C{-kwds}.

199 '''

200 import subprocess as s

201 kwds = dict(creationflags=0, # executable=sys.executable, shell=True,

202 stdin=s.PIPE, stdout=s.PIPE, stderr=s.STDOUT)

203 if _MODS.sys_version_info2 > (3, 6):

204 kwds.update(text=True)

205 return s.Popen, kwds

206

207 @_Property_RO

208 def Pythonarchine(self):

209 '''Get 3- or 4-list C{[PyPy, Python, bits, machine]}, I{once}.

210 '''

211 v = _sys.version

212 l3 = [_Python_(v)] + _MODS.bits_machine2

213 pypy = _PyPy__(v)

214 if pypy: # PYCHOK no cover

215 l3.insert(0, pypy)

216 return l3

217

218 @_Property_RO

219 def streprs(self):

220 '''Get module C{pygeodesy.streprs}, I{once}.

221 '''

222 from pygeodesy import streprs as s # DON'T _lazy_import2

223 return s

224

225 @_Property_RO

226 def sys_version_info2(self):

227 '''Get C{sys.version_inf0[:2], I{once}.

228 '''

229 return _sys.version_info[:2]

230

231 @_Property_RO

232 def version(self):

233 '''Get pygeodesy version, I{once}.

234 '''

235 from pygeodesy import version as v

236 return v

237

238_MODS = _MODS_Base() # PYCHOK overwritten by .lazily

239

240

241 def _caller3(up, base=True): # in .lazily, .named

242 '''(INTERNAL) Get 3-tuple C{(caller name, file name, line number)}

243 for the caller B{C{up}} frames back in the Python call stack.

244

245 @kwarg base: Use C{B{base}=False} for the fully-qualified file

246 name, otherwise the base (module) name (C{bool}).

247 '''

248 f = None

249 _b = _MODS.os.path.basename if base else _passarg

250 try:

251 f = _sys._getframe(up + 1) # == inspect.stack()[up + 1][0]

252 t = _MODS.inspect.getframeinfo(f)

253 t = t.function, _b(t.filename), t.lineno

254# or ...

255 # f = _sys._getframe(up + 1)

256 # c = f.f_code

257 # t = (c.co_name, # caller name

258 # _b(c.co_filename), # file name .py

259 # f.f_lineno) # line number

260# or ...

261 # t = _MODS.inspect.stack()[up + 1] # (frame, filename, lineno, function, ...)

262 # t = t[3], _b(t[1]), t[2]

263 except (AttributeError, IndexError, ValueError):

264 # sys._getframe(1) ... 'importlib._bootstrap' line 1032,

265 # may throw a ValueError('call stack not deep enough')

266 t = NN, NN, 0

267 finally:

268 del f # break ref cycle

269 return t

270

271

272 def _enquote(strs, quote=_QUOTE2_, white=NN): # in .basics, .solveBase

273 '''(INTERNAL) Enquote a string containing whitespace or replace

274 whitespace by C{white} if specified.

275 '''

276 if strs:

277 t = strs.split()

278 if len(t) > 1:

279 strs = white.join(t if white else (quote, strs, quote))

280 return strs

281

282

283 def _envPYGEODESY(which, dflt=NN):

284 '''(INTERNAL) Return an C{PYGEODESY_...} ENV value or C{dflt}.

285 '''

286 return _getenv(_PYGEODESY_ENV(which), dflt)

287

288

289 def _fper(p, q, per=_100_0, prec=1):

290 '''Format a percentage C{B{p} * B{per} / B{q}} (C{str}).

291 '''

292 return '%.*f%%' % (prec, (float(p) * per / float(q)))

293

294

295_getenv = _MODS.os.getenv # PYCHOK in .lazily, ...

296

297

298 def _headof(name):

299 '''(INTERNAL) Get the head name of qualified C{name} or the C{name}.

300 '''

301 i = name.find(_DOT_)

302 return name if i < 0 else name[:i]

303

304

305# def _is(a, b): # PYCHOK no cover

306# '''(INTERNAL) C{a is b}? in C{PyPy}

307# '''

308# return (a == b) if _isPyPy() else (a is b)

309

310

311 def _isAppleSi(): # PYCHOK no cover

312 '''(INTERNAL) Is this C{macOS on Apple Silicon}? (C{bool})

313 '''

314 return _ismacOS() and machine().startswith(_arm64_)

315

316

317 def _isiOS(): # in test/bases

318 '''(INTERNAL) Is this C{iOS}? (C{bool})

319 '''

320 return _MODS.osversion2[0] is _iOS_

321

322

323 def _ismacOS(): # in test/bases

324 '''(INTERNAL) Is this C{macOS}? (C{bool})

325 '''

326 return _sys.platform[:6] == 'darwin' and \

327 _MODS.osversion2[0] is _macOS_ # and _MODS.os.name == 'posix'

328

329

330 def _isNix(): # in test/bases

331 '''(INTERNAL) Is this a C{Linux} distro? (C{str} or L{NN})

332 '''

333 return _MODS.nix2[0]

334

335

336 def _isPyChOK(): # PYCHOK no cover

337 '''(INTERNAL) Is C{PyChecker} running? (C{bool})

338 '''

339 # .../pychecker/checker.py --limit 0 --stdlib pygeodesy/<mod>/<name>.py

340 return _sys.argv[0].endswith('/pychecker/checker.py') or \

341 bool(_envPYGEODESY('PYCHOK'))

342

343

344 def _isPyPy(): # in test/bases

345 '''(INTERNAL) Is this C{PyPy}? (C{bool})

346 '''

347 # platform.python_implementation() == 'PyPy'

348 return _MODS.Pythonarchine[0].startswith(_PyPy__)

349

350

351 def _isWindows(): # in test/bases

352 '''(INTERNAL) Is this C{Windows}? (C{bool})

353 '''

354 return _sys.platform[:3] == 'win' and \

355 _MODS.osversion2[0] is _Windows_

356

357

358 def _load_lib(name):

359 '''(INTERNAL) Load a C{dylib}, B{C{name}} must startwith('lib').

360 '''

361 CDLL, find_lib, dlopen = _MODS.ctypes3

362 ns = find_lib(name), name

363 if dlopen:

364 # macOS 11+ (aka 10.16) no longer provides direct loading of

365 # system libraries. As a result, C{ctypes.util.find_library}

366 # will not find any library, unless previously installed by a

367 # low-level dlopen(name) call (with the library base C{name}).

368 ns += (_DOT_(name, 'dylib'),

369 _DOT_(name, 'framework'), _MODS.os.path.join(

370 _DOT_(name, 'framework'), name))

371 else: # not macOS

372 dlopen = _passarg # no-op

373

374 for n in ns:

375 try:

376 if n and dlopen(n): # pre-load handle

377 lib = CDLL(n) # == ctypes.cdll.LoadLibrary(n)

378 if lib._name: # has a qualified name

379 return lib

380 except (AttributeError, OSError):

381 pass

382

383 return None # raise OSError

384

385

386 def machine():

387 '''Return standard C{platform.machine}, but distinguishing Intel I{native}

388 from Intel I{emulation} on Apple Silicon (on macOS only).

389

390 @return: Machine C{'arm64'} for Apple Silicon I{native}, C{'x86_64'}

391 for Intel I{native}, C{"arm64_x86_64"} for Intel I{emulation},

392 etc. (C{str} with C{comma}s replaced by C{underscore}s).

393 '''

394 return _MODS.bits_machine2[1]

395

396

397 def _name_version(pkg):

398 '''(INTERNAL) Return C{pkg.__name__ + ' ' + .__version__}.

399 '''

400 return _SPACE_(typename(pkg), pkg.__version__) # _DVERSION_

401

402

403 def _osversion2(sep=NN): # in .lazily, test/bases.versions

404 '''(INTERNAL) Get the O/S name and release as C{2-list} or C{str}.

405 '''

406 l2 = _MODS.osversion2

407 return sep.join(l2) if sep else l2 # 2-list()

408

409

410 def _passarg(arg):

411 '''(INTERNAL) Helper, no-op.

412 '''

413 return arg

414

415

416 def _passargs(*args):

417 '''(INTERNAL) Helper, no-op.

418 '''

419 return args

420

421

422 def _plural(noun, n, nn=NN):

423 '''(INTERNAL) Return C{noun}['s'] or C{NN}.

424 '''

425 return NN(noun, _s_) if n > 1 else (noun if n else nn)

426

427

428 def _popen2(cmd, stdin=None): # in .mgrs, .solveBase, .testMgrs

429 '''(INTERNAL) Invoke C{B{cmd} tuple} and return 2-tuple C{(std, status)}

430 with all C{stdout/-err} output, I{stripped} and C{int} exit status.

431 '''

432 _Popen, kwds = _MODS._Popen_kwds2

433 p = _Popen(cmd, **kwds) # PYCHOK kwArgs

434 r = p.communicate(stdin)[0] # stdout + NL + stderr

435 return _MODS.basics.ub2str(r).strip(), p.returncode

436

437

438 def print_(*args, **nl_nt_prec_prefix__end_file_flush_sep__kwds): # PYCHOK no cover

439 '''Python 3+ C{print}-like formatting and printing.

440

441 @arg args: Values to be converted to C{str} and joined by B{C{sep}},

442 all positional.

443

444 @see: Function L{printf} for further details.

445 '''

446 return printf(NN, *args, **nl_nt_prec_prefix__end_file_flush_sep__kwds)

447

448

449 def printf(fmt, *args, **nl_nt_prec_prefix__end_file_flush_sep__kwds):

450 '''C{Printf-style} and Python 3+ C{print}-like formatting and printing.

451

452 @arg fmt: U{Printf-style<https://Docs.Python.org/3/library/stdtypes.html#

453 printf-style-string-formatting>} format specification (C{str}).

454 @arg args: Arguments to be formatted (any C{type}, all positional).

455 @kwarg nl_nt_prec_prefix__end_file_flush_sep__kwds: Optional keyword arguments

456 C{B{nl}=0} for the number of leading blank lines (C{int}), C{B{nt}=0}

457 the number of trailing blank lines (C{int}), C{B{prefix}=NN} to be

458 inserted before the formatted text (C{str}) and Python 3+ C{print}

459 keyword arguments C{B{end}}, C{B{sep}}, C{B{file}} and C{B{flush}}.

460 Any remaining C{B{kwds}} are C{printf-style} name-value pairs to be

461 formatted, I{iff no B{C{args}} are present} using C{B{prec}=6} for

462 the number of decimal digits (C{int}).

463

464 @return: Number of bytes written.

465 '''

466 b, e, f, fl, p, s, kwds = _print7(**nl_nt_prec_prefix__end_file_flush_sep__kwds)

467 try:

468 if args:

469 t = (fmt % args) if fmt else s.join(map(str, args))

470 elif kwds:

471 t = (fmt % kwds) if fmt else s.join(

472 _MODS.streprs.pairs(kwds, prec=p))

473 else:

474 t = fmt

475 except Exception as x:

476 _E, s = _MODS.errors._xError2(x)

477 unstr = _MODS.streprs.unstr

478 t = unstr(printf, fmt, *args, **nl_nt_prec_prefix__end_file_flush_sep__kwds)

479 raise _E(s, txt=t, cause=x)

480 try:

481 n = f.write(NN(b, t, e))

482 except UnicodeEncodeError: # XXX only Windows

483 t = t.replace('\u2032', _QUOTE1_).replace('\u2033', _QUOTE2_)

484 n = f.write(NN(b, t, e))

485 if fl: # PYCHOK no cover

486 f.flush()

487 return n

488

489

490 def _print7(nl=0, nt=0, prec=6, prefix=NN, sep=_SPACE_, file=_sys.stdout,

491 end=_NL_, flush=False, **kwds):

492 '''(INTERNAL) Unravel the C{printf} and remaining keyword arguments.

493 '''

494 if nl > 0:

495 prefix = NN(_NL_ * nl, prefix)

496 if nt > 0:

497 end = NN(end, _NL_ * nt)

498 return prefix, end, file, flush, prec, sep, kwds

499

500

501 def _PYGEODESY_ENV(which):

502 '''(INTERNAL) Return an ENV C{str} C{PYGEODESY_...}.

503 '''

504 return _UNDER_(_pygeodesy_, typename(which, which)).upper()

505

506

507 def _Pythonarchine(sep=NN): # in .lazily, test/bases versions

508 '''(INTERNAL) Get PyPy and Python versions, bits and machine as C{3- or 4-list} or C{str}.

509 '''

510 l3 = _MODS.Pythonarchine

511 return sep.join(l3) if sep else l3 # 3- or 4-list

512

513

514 def _secs2str(secs): # in .geoids, ../test/bases

515 '''Convert a time in C{secs} to C{str}.

516 '''

517 if secs < _100_0:

518 unit = len(_SIsecs) - 1

519 while 0 < secs < 1 and unit > 0:

520 secs *= 1e3 # _1000_0

521 unit -= 1

522 t = '%.3f %s' % (secs, _SIsecs[unit])

523 else:

524 m, s = divmod(secs, 60)

525 if m < 60:

526 t = '%d:%06.3f' % (int(m), s)

527 else:

528 h, m = divmod(int(m), 60)

529 t = '%d:%02d:%06.3f' % (h, m, s)

530 return t

531

532

533 def _sizeof(obj, deep=True):

534 '''(INTERNAL) Recursively size an C{obj}ect.

535

536 @kwarg deep: If C{True}, include the size of all

537 C{.__dict__.values()} (C{bool}).

538

539 @return: The C{obj} size in bytes (C{int}), ignoring

540 class attributes and counting instances only

541 once or C{None}.

542

543 @note: With C{PyPy}, the returned size is always C{None}.

544 '''

545 try:

546 _zB = _sys.getsizeof

547 _zD = _zB(None) # some default

548 except TypeError: # PyPy3.10

549 return None

550

551 b = _MODS.basics

552 _isiterablen = b.isiterablen

553 _Str_Bytes = b._Strs + b._Bytes # + (range, map)

554

555 def _zR(s, iterable):

556 z, _s = 0, s.add

557 for o in iterable:

558 i = id(o)

559 if i not in s:

560 _s(i)

561 z += _zB(o, _zD)

562 if isinstance(o, dict):

563 z += _zR(s, o.keys())

564 z += _zR(s, o.values())

565 elif _isiterablen(o) and not \

566 isinstance(o, _Str_Bytes):

567 z += _zR(s, o)

568 elif deep:

569 try: # size instance' attr values only

570 z += _zR(s, o.__dict__.values())

571 except AttributeError: # None, int, etc.

572 pass

573 return z

574

575 return _zR(set(), (obj,))

576

577

578 def _sysctl_uint(name):

579 '''(INTERNAL) Get an C{unsigned int sysctl} item by name, I{ONLY on macOS!}

580 '''

581 libc = _load_lib('libc') if _ismacOS() else None

582 if libc: # <https://StackOverflow.com/questions/759892/python-ctypes-and-sysctl>

583 import ctypes as c

584 n = c.c_char_p(_MODS.basics.str2ub(name)) # bytes(name, _utf_8_)

585 u = c.c_uint(0)

586 z = c.c_size_t(c.sizeof(u))

587 r = libc.sysctlbyname(n, c.byref(u), c.byref(z), None, c.c_size_t(0)) # PYCHOK attr

588 else: # not macOS or couldn't find or load 'libc'=

589 r = -2

590 return int(r if r else u.value) # -1 ENOENT error, -2 no libc or not macOS

591

592

593 def _tailof(name):

594 '''(INTERNAL) Get the base name of qualified C{name} or the C{name}.

595 '''

596 i = name.rfind(_DOT_) + 1

597 return name[i:] if i > 0 else name

598

599

600 def _under(name): # PYCHOK in .datums, .auxilats, .geodesicw, .ups, .utm, .utmupsBase, ...

601 '''(INTERNAL) Prefix C{name} with an I{underscore}.

602 '''

603 return name if name.startswith(_UNDER_) else NN(_UNDER_, name)

604

605

606 def _usage(file_py, *args, **opts_help): # in .etm, .geodesici # PYCHOK no cover

607 '''(INTERNAL) Build "usage: python -m ..." cmd line for module B{C{file_py}}.

608 '''

609 if opts_help:

610

611 def _help(alts=(), help=NN, **unused):

612 if alts and help:

613 h = NN(help, _SPACE_).lstrip(_DASH_)

614 for a in alts:

615 if a.startswith(h):

616 return NN(_DASH_, a),

617

618 def _opts(opts=NN, alts=(), **unused):

619 # opts='T--v-C-R meter-c|i|n|o'

620 d, fmt = NN, _MODS.streprs.Fmt.SQUARE

621 for o in (opts + _BAR_(*alts)).split(_DASH_):

622 if o:

623 yield fmt(NN(d, _DASH_, o.replace(_BAR_, ' | -')))

624 d = NN

625 else:

626 d = _DASH_

627

628 args = _help(**opts_help) or (tuple(_opts(**opts_help)) + args)

629

630 u = _COLON_(typename(_usage)[1:], NN)

631 return _SPACE_(u, *_usage_argv(file_py, *args))

632

633

634 def _usage_argv(argv0, *args):

635 '''(INTERNAL) Return 3-tuple C{(python, '-m', module, *args)}.

636 '''

637 o = _MODS.os

638 m = o.path.dirname(argv0)

639 m = m.replace(o.getcwd(), _ELLIPSIS_) \

640 .replace(o.sep, _DOT_).strip()

641 b = o.path.basename(argv0)

642 b, x = o.path.splitext(b)

643 if x == '.py' and b != _DMAIN_:

644 m = _DOT_(m or _pygeodesy_, b)

645 p = NN(_python_, _MODS.sys_version_info2[0])

646 return (p, '-m', _enquote(m)) + args

647

648

649 def _version2(version, n=2):

650 '''(INTERNAL) Split C{B{version} str} into a C{1-, 2- or 3-tuple} of C{int}s.

651 '''

652 t = _version_ints(version.split(_DOT_, 2))

653 if len(t) < n:

654 t += (0,) * n

655 return t[:n]

656

657

658 def _version_info(package): # in .basics, .karney._kWrapped.Math

659 '''(INTERNAL) Get the C{package.__version_info__} as a 2- or

660 3-tuple C{(major, minor, revision)} if C{int}s.

661 '''

662 try:

663 return _version_ints(package.__version_info__)

664 except AttributeError:

665 return _version2(package.__version__.strip(), n=3)

666

667

668 def _version_ints(vs):

669 # helper for _version2 and _version_info above

670

671 def _ints(vs):

672 for v in vs:

673 try:

674 yield int(v.strip())

675 except (TypeError, ValueError):

676 pass

677

678 return tuple(_ints(vs))

679

680

681 def _versions(sep=_SPACE_):

682 '''(INTERNAL) Get pygeodesy, PyPy and Python versions, bits, machine and OS as C{8- or 9-list} or C{str}.

683 '''

684 l7 = [_pygeodesy_, _MODS.version] + _Pythonarchine() + _osversion2()

685 return sep.join(l7) if sep else l7 # 5- or 6-list

686

687

688__all__ = tuple(map(typename, (machine, print_, printf, typename)))

689__version__ = '25.04.14'

690

691 if __name__ == _DMAIN_:

692

693 def _main():

694 from pygeodesy import _isfrozen, isLazy

695

696 print_(*(_versions(sep=NN) + ['_isfrozen', _isfrozen,

697 'isLazy', isLazy]))

698

699 _main()

700

701# % python3 -m pygeodesy.internals

702# pygeodesy 25.4.14 Python 3.13.2 64bit arm64 macOS 15.4 _isfrozen False isLazy 1

703

704# **) MIT License

705#

706# Copyright (C) 2016-2025 -- mrJean1 at Gmail -- All Rights Reserved.

707#

708# Permission is hereby granted, free of charge, to any person obtaining a

709# copy of this software and associated documentation files (the "Software"),

710# to deal in the Software without restriction, including without limitation

711# the rights to use, copy, modify, merge, publish, distribute, sublicense,

712# and/or sell copies of the Software, and to permit persons to whom the

713# Software is furnished to do so, subject to the following conditions:

714#

715# The above copyright notice and this permission notice shall be included

716# in all copies or substantial portions of the Software.

717#

718# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

719# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

720# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

721# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR

722# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

723# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

724# OTHER DEALINGS IN THE SOFTWARE.