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 NN, _BAR_, _COLON_, _DASH_, _DOT_, _ELLIPSIS_, _EQUALSPACED_, \

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

10 _QUOTE2_, _s_, _SPACE_, _sys, _UNDER_, _utf_8_

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_arm64_ = 'arm64'

20_iOS_ = 'iOS'

21_macOS_ = 'macOS'

22_SIsecs = 'fs', 'ps', 'ns', 'us', 'ms', 'sec' # reversed

23_Windows_ = 'Windows'

24

25

26 def _DUNDER_nameof(inst, *dflt):

27 '''(INTERNAL) Get the DUNDER C{.__name__} attr.

28 '''

29 try:

30 return inst.__name__

31 except AttributeError:

32 pass

33 return dflt[0] if dflt else inst.__class__.__name__

34

35

36 def _DUNDER_nameof_(*names__): # in .errors._IsnotError

37 '''(INTERNAL) Yield the _DUNDER_nameof or name.

38 '''

39 return map(_DUNDER_nameof, names__, names__)

40

41

42 def _Property_RO(method):

43 '''(INTERNAL) Can't I{recursively} import L{props.property_RO}.

44 '''

45 name = _DUNDER_nameof(method)

46

47 def _del(inst, attr): # PYCHOK no cover

48 delattr(inst, attr) # force error

49

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

51 try: # to get the cached value immediately

52 v = inst.__dict__[name]

53 except (AttributeError, KeyError):

54 # cache the value in the instance' __dict__

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

56 return v

57

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

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

60

61 return property(_get, _set, _del)

62

63

64 class _MODS_Base(object):

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

66 '''

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

68 self.__dict__.pop(attr, None)

69

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

71 e = _MODS.errors

72 t = _EQUALSPACED_(self._DOT_(attr), repr(value))

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

74

75 @_Property_RO

76 def basics(self):

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

78 '''

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

80 return b

81

82 @_Property_RO

83 def bits_machine2(self):

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

85 '''

86 import platform as p

87

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

89 m = m.replace(_COMMA_, _UNDER_)

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

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

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

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

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

95 if _sysctl_uint('sysctl.proc_translated'):

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

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

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

99

100 @_Property_RO

101 def ctypes3(self):

102 '''Get 3-tuple C{(ctypes.CDLL, ._dlopen, .util.findlibrary)}, I{once}.

103 '''

104 if _ismacOS():

105 from ctypes import CDLL, DEFAULT_MODE, _dlopen

106

107 def dlopen(name):

108 return _dlopen(name, DEFAULT_MODE)

109

110 else: # PYCHOK no cover

111 from ctypes import CDLL

112 dlopen = _passarg

113

114 from ctypes.util import find_library

115 return CDLL, dlopen, find_library

116

117 @_Property_RO

118 def ctypes5(self):

119 '''Get 5-tuple C{(ctypes.byref, .c_char_p, .c_size_t, .c_uint, .sizeof)}, I{once}.

120 '''

121 from ctypes import byref, c_char_p, c_size_t, c_uint, sizeof # get_errno

122 return byref, c_char_p, c_size_t, c_uint, sizeof

123

124 def _DOT_(self, name): # PYCHOK no cover

125 return _DOT_(self.name, name)

126

127 @_Property_RO

128 def errors(self):

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

130 '''

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

132 return e

133

134 @_Property_RO

135 def inspect(self): # in .basics

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

137 '''

138 import inspect as i

139 return i

140

141 def ios_ver(self):

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

143 '''

144 try: # Pythonista only

145 from platform import iOS_ver

146 return iOS_ver()

147 except (AttributeError, ImportError):

148 return NN, (NN, NN, NN), NN

149

150 @_Property_RO

151 def libc(self):

152 '''Load C{libc.dll|dylib}, I{once}.

153 '''

154 return _load_lib('libc')

155

156 @_Property_RO

157 def name(self):

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

159 '''

160 return _DUNDER_nameof(self.__class__)

161

162 @_Property_RO

163 def nix2(self): # PYCHOK no cover

164 '''Get Linux 2-list C{[distro, version]}, I{once}.

165 '''

166 import platform as p

167

168 n, v = p.uname()[0], NN

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

170 try: # use distro only for Linux, not macOS, etc.

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

172 _a = _MODS.streprs.anstr

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

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

175 except (AttributeError, ImportError):

176 pass # v = str(_0_0)

177 n = n.capitalize()

178 return n, v

179

180 def nix_ver(self): # PYCHOK no cover

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

182 '''

183 _, v = _MODS.nix2

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

185 return v, t, machine()

186

187 @_Property_RO

188 def os(self):

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

190 '''

191 import os as o

192 import os.path

193 return o

194

195 @_Property_RO

196 def osversion2(self):

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

198 '''

199 import platform as p

200

201 _Nix, _ = _MODS.nix2

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

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

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

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

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

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

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

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

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

211 (_macOS_, p.mac_ver),

212 (_Windows_, p.win32_ver),

213 (_Nix, _MODS.nix_ver),

214 ('Java', p.java_ver),

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

216 v = v()[0]

217 if v and n:

218 break

219 else:

220 n = v = NN # XXX AssertioError?

221 return [n, v]

222

223 @_Property_RO

224 def _Popen_kwds2(self):

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

226 '''

227 import subprocess as _sub

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

229 stdin=_sub.PIPE, stdout=_sub.PIPE, stderr=_sub.STDOUT)

230 if _sys.version_info[:2] > (3, 6):

231 kwds.update(text=True)

232 return _sub.Popen, kwds

233

234 @_Property_RO

235 def Pythonarchine(self):

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

237 '''

238 v = _sys.version

239 l3 = [_Python_(v)] + self.bits_machine2

240 pypy = _PyPy__(v)

241 if pypy: # PYCHOK no cover

242 l3.insert(0, pypy)

243 return l3

244

245 @_Property_RO

246 def streprs(self):

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

248 '''

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

250 return s

251

252 @_Property_RO

253 def sys_version_info2(self):

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

255 '''

256 return _sys.version_info[:2]

257

258 @_Property_RO

259 def version(self):

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

261 '''

262 from pygeodesy import version as v

263 return v

264

265_MODS = _MODS_Base() # PYCHOK overwritten by .lazily

266

267

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

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

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

271

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

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

274 '''

275 f = None

276 _f = _MODS.os.path.basename if base else _passarg

277 try:

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

279 t = _MODS.inspect.getframeinfo(f)

280 t = t.function, _f(t.filename), t.lineno

281# or ...

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

283 # c = f.f_code

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

285 # _f(c.co_filename), # file name .py

286 # f.f_lineno) # line number

287# or ...

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

289 # t = t[3], _f(t[1]), t[2]

290 except (AttributeError, IndexError, ValueError):

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

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

293 t = NN, NN, 0

294 finally:

295 del f # break ref cycle

296 return t

297

298

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

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

301 whitespace by C{white} if specified.

302 '''

303 if strs:

304 t = strs.split()

305 if len(t) > 1:

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

307 return strs

308

309

310 def _fper(p, q, per=100.0, prec=1):

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

312 '''

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

314

315

316_getenv = _MODS.os.getenv # PYCHOK in .lazily, ...

317

318

319 def _getPYGEODESY(which, dflt=NN):

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

321 '''

322 return _getenv(_PYGEODESY(which), dflt)

323

324

325 def _headof(name):

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

327 '''

328 i = name.find(_DOT_)

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

330

331

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

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

334# '''

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

336

337

338 def _isAppleSi():

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

340 '''

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

342

343

344 def _is_DUNDER_main(name):

345 '''(INTERNAL) Return C{bool(name == '__main__')}.

346 '''

347 return name == '__main__'

348

349

350 def _isiOS(): # in test/bases

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

352 '''

353 return _MODS.osversion2[0] is _iOS_

354

355

356 def _ismacOS(): # in test/bases

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

358 '''

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

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

361

362

363 def _isNix(): # in test/bases

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

365 '''

366 return _MODS.nix2[0]

367

368

369 def _isPyChecker():

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

371 '''

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

373 return _sys.argv[0].endswith('/pychecker/checker.py')

374

375

376 def _isPyPy(): # in test/bases

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

378 '''

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

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

381

382

383 def _isWindows(): # in test/bases

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

385 '''

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

387 _MODS.osversion2[0] is _Windows_

388

389

390 def _load_lib(name):

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

392 '''

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

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

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

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

397 CDLL, dlopen, find_lib = _MODS.ctypes3

398

399 ns = find_lib(name), name

400 if dlopen is not _passarg: # _ismacOS()

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

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

403 _DOT_(name, 'framework'), name))

404 for n in ns:

405 try:

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

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

408 if lib._name: # has a qualified name

409 return lib

410 except (AttributeError, OSError):

411 pass

412

413 return None # raise OSError

414

415

416 def machine():

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

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

419

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

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

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

423 '''

424 return _MODS.bits_machine2[1]

425

426

427 def _name_version(pkg):

428 '''(INTERNAL) Return C{pskg.__name__ + ' ' + .__version__}.

429 '''

430 return _SPACE_(pkg.__name__, pkg.__version__)

431

432

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

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

435 '''

436 l2 = _MODS.osversion2

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

438

439

440 def _passarg(arg):

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

442 '''

443 return arg

444

445

446 def _passargs(*args):

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

448 '''

449 return args

450

451

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

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

454 '''

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

456

457

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

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

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

461 '''

462 _Popen, kwds = _MODS._Popen_kwds2

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

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

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

466

467

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

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

470

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

472 all positional.

473

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

475 '''

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

477

478

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

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

481

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

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

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

485 @kwarg nl_nt_prec_prefix__end_file_flush_sep__kwds: Optional keyword arguments

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

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

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

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

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

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

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

493

494 @return: Number of bytes written.

495 '''

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

497 try:

498 if args:

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

500 elif kwds:

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

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

503 else:

504 t = fmt

505 except Exception as x:

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

507 unstr = _MODS.streprs.unstr

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

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

510 try:

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

512 except UnicodeEncodeError: # XXX only Windows

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

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

515 if fl: # PYCHOK no cover

516 f.flush()

517 return n

518

519

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

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

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

523 '''

524 if nl > 0:

525 prefix = NN(_NL_ * nl, prefix)

526 if nt > 0:

527 end = NN(end, _NL_ * nt)

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

529

530

531 def _PYGEODESY(which, i=0):

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

533 '''

534 try:

535 w = which.__name__.lstrip(_UNDER_)[i:]

536 except AttributeError:

537 w = which

538 return _UNDER_(_pygeodesy_, w).upper()

539

540

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

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

543 '''

544 l3 = _MODS.Pythonarchine

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

546

547

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

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

550 '''

551 if secs < 100.0: # _100_0

552 unit = len(_SIsecs) - 1

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

554 secs *= 1e3 # _1000_0

555 unit -= 1

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

557 else:

558 m, s = divmod(secs, 60)

559 if m < 60:

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

561 else:

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

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

564 return t

565

566

567 def _sizeof(obj, deep=True):

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

569

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

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

572

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

574 class attributes and counting instances only

575 once or C{None}.

576

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

578 '''

579 try:

580 _zB = _sys.getsizeof

581 _zD = _zB(None) # some default

582 except TypeError: # PyPy3.10

583 return None

584

585 b = _MODS.basics

586 _isiterablen = b.isiterablen

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

588

589 def _zR(s, iterable):

590 z, _s = 0, s.add

591 for o in iterable:

592 i = id(o)

593 if i not in s:

594 _s(i)

595 z += _zB(o, _zD)

596 if isinstance(o, dict):

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

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

599 elif _isiterablen(o) and not \

600 isinstance(o, _Str_Bytes):

601 z += _zR(s, o)

602 elif deep:

603 try: # size instance' attr values only

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

605 except AttributeError: # None, int, etc.

606 pass

607 return z

608

609 return _zR(set(), (obj,))

610

611

612 def _sysctl_uint(name):

613 '''(INTERNAL) Get an unsigned int sysctl item by name, use on macOS ONLY!

614 '''

615 libc = _MODS.libc

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

617 byref, char_p, size_t, uint, sizeof = _MODS.ctypes5

618 n = name if str is bytes else bytes(name, _utf_8_) # PYCHOK isPython2 = str is bytes

619 u = uint(0)

620 z = size_t(sizeof(u))

621 r = libc.sysctlbyname(char_p(n), byref(u), byref(z), None, size_t(0))

622 else: # couldn't find or load 'libc'

623 r = -2

624 return int(r if r else u.value) # -1 ENOENT error, -2 no libc

625

626

627 def _tailof(name):

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

629 '''

630 i = name.rfind(_DOT_) + 1

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

632

633

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

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

636 '''

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

638

639

640 def _usage(file_py, *args, **opts_help): # in .etm, .geodesici

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

642 '''

643 if opts_help:

644

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

646 if alts and help:

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

648 for a in alts:

649 if a.startswith(h):

650 return NN(_DASH_, a),

651

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

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

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

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

656 if o:

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

658 d = NN

659 else:

660 d = _DASH_

661

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

663

664 u = _COLON_(_DUNDER_nameof(_usage)[1:], NN)

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

666

667

668 def _usage_argv(argv0, *args):

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

670 '''

671 o = _MODS.os

672 m = o.path.dirname(argv0)

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

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

675 b = o.path.basename(argv0)

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

677 if x == '.py' and not _is_DUNDER_main(b):

678 m = _DOT_(m or _pygeodesy_, b)

679 p = NN(_python_, _sys.version_info[0])

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

681

682

683 def _version2(version, n=2):

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

685 '''

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

687 if len(t) < n:

688 t += (0,) * n

689 return t[:n]

690

691

692 def _version_info(package): # in .Base.karney, .basics

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

694 3-tuple C{(major, minor, revision)} if C{int}s.

695 '''

696 try:

697 return _version_ints(package.__version_info__)

698 except AttributeError:

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

700

701

702 def _version_ints(vs):

703 # helper for _version2 and _version_info above

704

705 def _ints(vs):

706 for v in vs:

707 try:

708 yield int(v.strip())

709 except (TypeError, ValueError):

710 pass

711

712 return tuple(_ints(vs))

713

714

715 def _versions(sep=_SPACE_):

716 '''(INTERNAL) Get pygeodesy, PyPy and Python versions, bits, machine and OS as C{7- or 8-list} or C{str}.

717 '''

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

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

720

721

722__all__ = tuple(map(_DUNDER_nameof, (machine, print_, printf)))

723__version__ = '24.10.20'

724

725 if _is_DUNDER_main(__name__): # PYCHOK no cover

726

727 def _main():

728 from pygeodesy import _isfrozen, isLazy

729

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

731 'isLazy', isLazy]))

732

733 _main()

734

735# **) MIT License

736#

737# Copyright (C) 2016-2024 -- mrJean1 at Gmail -- All Rights Reserved.

738#

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

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

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

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

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

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

745#

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

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

748#

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

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

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

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

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

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

755# OTHER DEALINGS IN THE SOFTWARE.