1

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

3

4 u'''Some, basic definitions, functions and dependencies.

5

6 Use env variable C{PYGEODESY_XPACKAGES} to avoid import of dependencies

7 C{geographiclib}, C{numpy} and/or C{scipy}. Set C{PYGEODESY_XPACKAGES}

8 to a comma-separated list of package names to be excluded from import.

9'''

10# make sure int/int division yields float quotient

11 from __future__ import division

12 division = 1 / 2 # .albers, .azimuthal, .constants, etc., .utily

13 if not division:

14 raise ImportError('%s 1/2 == %s' % ('division', division))

15 del division

16

17 from pygeodesy.errors import _AssertionError, _AttributeError, _ImportError, \

18 _TypeError, _TypesError, _ValueError, _xkwds_get

19 from pygeodesy.interns import MISSING, NN, _by_, _DOT_, _ELLIPSIS4_, _enquote, \

20 _EQUAL_, _in_, _invalid_, _N_A_, _SPACE_, \

21 _splituple, _UNDER_, _version_ # _utf_8_

22 from pygeodesy.lazily import _ALL_LAZY, _ALL_MODS as _MODS, _FOR_DOCS, \

23 _getenv, _sys, _sys_version_info2

24

25 from copy import copy as _copy, deepcopy as _deepcopy

26 from math import copysign as _copysign

27 import inspect as _inspect

28

29__all__ = _ALL_LAZY.basics

30__version__ = '23.05.31'

31

32_0_0 = 0.0 # in .constants

33_below_ = 'below'

34_cannot_ = 'cannot'

35_list_tuple_types = (list, tuple)

36_list_tuple_set_types = (list, tuple, set)

37_odd_ = 'odd'

38_required_ = 'required'

39_PYGEODESY_XPACKAGES_ = 'PYGEODESY_XPACKAGES'

40_XPACKAGES = _splituple(_getenv(_PYGEODESY_XPACKAGES_, NN))

41

42 try: # Luciano Ramalho, "Fluent Python", page 395, O'Reilly, 2016

43 from numbers import Integral as _Ints, Real as _Scalars

44 except ImportError:

45 try:

46 _Ints = int, long # int objects (C{tuple})

47 except NameError: # Python 3+

48 _Ints = int, # int objects (C{tuple})

49 _Scalars = _Ints + (float,)

50

51 try:

52 try: # use C{from collections.abc import ...} in Python 3.9+

53 from collections.abc import Sequence as _Sequence # in .points

54 except ImportError: # no .abc in Python 3.8- and 2.7-

55 from collections import Sequence as _Sequence # in .points

56 if isinstance([], _Sequence) and isinstance((), _Sequence):

57 # and isinstance(range(1), _Sequence):

58 _Seqs = _Sequence

59 else:

60 raise ImportError # _AssertionError

61 except ImportError:

62 _Sequence = tuple # immutable for .points._Basequence

63 _Seqs = list, _Sequence # , range for function len2 below

64

65 try:

66 _Bytes = unicode, bytearray # PYCHOK expected

67 _Strs = basestring, str # XXX , bytes

68

69 def _NOP(x):

70 '''NOP, pass thru.'''

71 return x

72

73 str2ub = ub2str = _NOP # avoids UnicodeDecodeError

74

75 def _Xstr(exc): # PYCHOK no cover

76 '''I{Invoke only with caught ImportError} B{C{exc}}.

77

78 C{... "cannot import name _distributor_init" ...}

79

80 only for C{numpy}, C{scipy} import errors occurring

81 on arm64 Apple Silicon running macOS' Python 2.7.16?

82 '''

83 t = str(exc)

84 if '_distributor_init' in t:

85 from sys import exc_info

86 from traceback import extract_tb

87 tb = exc_info()[2] # 3-tuple (type, value, traceback)

88 t4 = extract_tb(tb, 1)[0] # 4-tuple (file, line, name, 'import ...')

89 t = _SPACE_(_cannot_, t4[3] or _N_A_)

90 del tb, t4

91 return t

92

93 except NameError: # Python 3+

94 from pygeodesy.interns import _utf_8_

95

96 _Bytes = bytes, bytearray

97 _Strs = str, # tuple

98 _Xstr = str

99

100 def str2ub(sb):

101 '''Convert C{str} to C{unicode bytes}.

102 '''

103 if isinstance(sb, _Strs):

104 sb = sb.encode(_utf_8_)

105 return sb

106

107 def ub2str(ub):

108 '''Convert C{unicode bytes} to C{str}.

109 '''

110 if isinstance(ub, _Bytes):

111 ub = str(ub.decode(_utf_8_))

112 return ub

113

114

115 def clips(sb, limit=50, white=NN):

116 '''Clip a string to the given length limit.

117

118 @arg sb: String (C{str} or C{bytes}).

119 @kwarg limit: Length limit (C{int}).

120 @kwarg white: Optionally, replace all whitespace (C{str}).

121

122 @return: The clipped or unclipped B{C{sb}}.

123 '''

124 T = type(sb)

125 if len(sb) > limit > 8:

126 h = limit // 2

127 sb = T(_ELLIPSIS4_).join((sb[:h], sb[-h:]))

128 if white: # replace whitespace

129 sb = T(white).join(sb.split())

130 return sb

131

132

133 def copysign0(x, y):

134 '''Like C{math.copysign(x, y)} except C{zero}, I{unsigned}.

135

136 @return: C{math.copysign(B{x}, B{y})} if B{C{x}} else

137 C{type(B{x})(0)}.

138 '''

139 return _copysign(x, (y if y else 0)) if x else copytype(0, x)

140

141

142 def copytype(x, y):

143 '''Return the value of B{x} as C{type} of C{y}.

144

145 @return: C{type(B{y})(B{x})}.

146 '''

147 return type(y)(x if x else _0_0)

148

149

150 def halfs2(str2):

151 '''Split a string in 2 halfs.

152

153 @arg str2: String to split (C{str}).

154

155 @return: 2-Tuple C{(_1st, _2nd)} half (C{str}).

156

157 @raise ValueError: Zero or odd C{len(B{str2})}.

158 '''

159 h, r = divmod(len(str2), 2)

160 if r or not h:

161 raise _ValueError(str2=str2, txt=_odd_)

162 return str2[:h], str2[h:]

163

164

165 def isbool(obj):

166 '''Check whether an object is C{bool}ean.

167

168 @arg obj: The object (any C{type}).

169

170 @return: C{True} if B{C{obj}} is C{bool}ean,

171 C{False} otherwise.

172 '''

173 return isinstance(obj, bool) # and (obj is False

174# or obj is True)

175

176 if isbool(1) or isbool(0): # PYCHOK assert

177 raise _AssertionError(isbool=1)

178

179 if _FOR_DOCS: # XXX avoid epidoc Python 2.7 error

180

181 def isclass(obj):

182 '''Return C{True} if B{C{obj}} is a C{class} or C{type}.

183

184 @see: Python's C{inspect.isclass}.

185 '''

186 return _inspect.isclass(obj)

187 else:

188 isclass = _inspect.isclass

189

190

191 def iscomplex(obj):

192 '''Check whether an object is a C{complex} or complex C{str}.

193

194 @arg obj: The object (any C{type}).

195

196 @return: C{True} if B{C{obj}} is C{complex}, otherwise

197 C{False}.

198 '''

199 try: # hasattr('conjugate'), hasattr('real') and hasattr('imag')

200 return isinstance(obj, complex) or (isstr(obj)

201 and isinstance(complex(obj), complex)) # numbers.Complex?

202 except (TypeError, ValueError):

203 return False

204

205

206 def isfloat(obj):

207 '''Check whether an object is a C{float} or float C{str}.

208

209 @arg obj: The object (any C{type}).

210

211 @return: C{True} if B{C{obj}} is a C{float}, otherwise

212 C{False}.

213 '''

214 try:

215 return isinstance( obj, float) or (isstr(obj)

216 and isinstance(float(obj), float))

217 except (TypeError, ValueError):

218 return False

219

220

221 try:

222 isidentifier = str.isidentifier # Python 3, must be str

223 except AttributeError: # Python 2-

224

225 def isidentifier(obj):

226 '''Return C{True} if B{C{obj}} is a Python identifier.

227 '''

228 return bool(obj and isstr(obj)

229 and obj.replace(_UNDER_, NN).isalnum()

230 and not obj[:1].isdigit())

231

232

233 def isinstanceof(obj, *classes):

234 '''Check an instance of one or several C{classes}.

235

236 @arg obj: The instance (C{any}).

237 @arg classes: One or more classes (C{class}).

238

239 @return: C{True} if B{C{obj}} is in instance of

240 one of the B{C{classes}}.

241 '''

242 return isinstance(obj, classes)

243

244

245 def isint(obj, both=False):

246 '''Check for C{int} type or an integer C{float} value.

247

248 @arg obj: The object (any C{type}).

249 @kwarg both: If C{true}, check C{float} and L{Fsum}

250 type and value (C{bool}).

251

252 @return: C{True} if B{C{obj}} is C{int} or I{integer}

253 C{float} or L{Fsum}, C{False} otherwise.

254

255 @note: Both C{isint(True)} and C{isint(False)} return

256 C{False} (and no longer C{True}).

257 '''

258 if isinstance(obj, _Ints) and not isbool(obj):

259 return True

260 elif both: # and isinstance(obj, (float, Fsum))

261 try: # NOT , _Scalars) to include Fsum!

262 return obj.is_integer()

263 except AttributeError:

264 pass # XXX float(int(obj)) == obj?

265 return False

266

267

268 try:

269 from keyword import iskeyword # Python 2.7+

270 except ImportError:

271

272 def iskeyword(unused):

273 '''Not Implemented, C{False} always.

274 '''

275 return False

276

277

278 def islistuple(obj, minum=0):

279 '''Check for list or tuple C{type} with a minumal length.

280

281 @arg obj: The object (any C{type}).

282 @kwarg minum: Minimal C{len} required C({int}).

283

284 @return: C{True} if B{C{obj}} is C{list} or C{tuple} with

285 C{len} at least B{C{minum}}, C{False} otherwise.

286 '''

287 return type(obj) in _list_tuple_types and len(obj) >= (minum or 0)

288

289

290 def isodd(x):

291 '''Is B{C{x}} odd?

292

293 @arg x: Value (C{scalar}).

294

295 @return: C{True} if B{C{x}} is odd,

296 C{False} otherwise.

297 '''

298 return bool(int(x) & 1) # == bool(int(x) % 2)

299

300

301 def isscalar(obj):

302 '''Check for scalar types.

303

304 @arg obj: The object (any C{type}).

305

306 @return: C{True} if B{C{obj}} is C{scalar}, C{False} otherwise.

307 '''

308 return isinstance(obj, _Scalars) and not isbool(obj)

309

310

311 def issequence(obj, *excls):

312 '''Check for sequence types.

313

314 @arg obj: The object (any C{type}).

315 @arg excls: Classes to exclude (C{type}), all positional.

316

317 @note: Excluding C{tuple} implies excluding C{namedtuple}.

318

319 @return: C{True} if B{C{obj}} is a sequence, C{False} otherwise.

320 '''

321 return isinstance(obj, _Seqs) and not (excls and isinstance(obj, excls))

322

323

324 def isstr(obj):

325 '''Check for string types.

326

327 @arg obj: The object (any C{type}).

328

329 @return: C{True} if B{C{obj}} is C{str}, C{False} otherwise.

330 '''

331 return isinstance(obj, _Strs)

332

333

334 def issubclassof(Sub, *Supers):

335 '''Check whether a class is a sub-class of some other class(es).

336

337 @arg Sub: The sub-class (C{class}).

338 @arg Supers: One or more C(super) classes (C{class}).

339

340 @return: C{True} if B{C{Sub}} is a sub-class of any B{C{Supers}},

341 C{False} if not (C{bool}) or C{None} if B{C{Sub}} is not

342 a class or if no B{C{Supers}} are given or none of those

343 are a class.

344 '''

345 if isclass(Sub):

346 t = tuple(S for S in Supers if isclass(S))

347 if t:

348 return bool(issubclass(Sub, t))

349 return None

350

351

352 def len2(items):

353 '''Make built-in function L{len} work for generators, iterators,

354 etc. since those can only be started exactly once.

355

356 @arg items: Generator, iterator, list, range, tuple, etc.

357

358 @return: 2-Tuple C{(n, items)} of the number of items (C{int})

359 and the items (C{list} or C{tuple}).

360 '''

361 if not isinstance(items, _Seqs): # NOT hasattr(items, '__len__'):

362 items = list(items)

363 return len(items), items

364

365

366 def map1(fun1, *xs): # XXX map_

367 '''Apply each B{C{xs}} to a single-argument function and

368 return a C{tuple} of results.

369

370 @arg fun1: 1-Arg function to apply (C{callable}).

371 @arg xs: Arguments to apply (C{any positional}).

372

373 @return: Function results (C{tuple}).

374 '''

375 return tuple(map(fun1, xs))

376

377

378 def map2(func, *xs):

379 '''Apply arguments to a function and return a C{tuple} of results.

380

381 Unlike Python 2's built-in L{map}, Python 3+ L{map} returns a

382 L{map} object, an iterator-like object which generates the

383 results only once. Converting the L{map} object to a tuple

384 maintains the Python 2 behavior.

385

386 @arg func: Function to apply (C{callable}).

387 @arg xs: Arguments to apply (C{list, tuple, ...}).

388

389 @return: Function results (C{tuple}).

390 '''

391 return tuple(map(func, *xs))

392

393

394 def neg(x):

395 '''Negate C{x} unless C{zero} or C{NEG0}.

396

397 @return: C{-B{x}} if B{C{x}} else C{0.0}.

398 '''

399 return (-x) if x else _0_0

400

401

402 def neg_(*xs):

403 '''Negate all C{xs} with L{neg}.

404

405 @return: A C{map(neg, B{xs})}.

406 '''

407 return map(neg, xs)

408

409

410 def signBit(x):

411 '''Return C{signbit(B{x})}, like C++.

412

413 @return: C{True} if C{B{x} < 0} or C{NEG0} (C{bool}).

414 '''

415 return x < 0 or _MODS.constants.isneg0(x)

416

417

418 def _signOf(x, ref): # in .fsums

419 '''(INTERNAL) Return the sign of B{C{x}} versus B{C{ref}}.

420 '''

421 return +1 if x > ref else (-1 if x < ref else 0)

422

423

424 def signOf(x):

425 '''Return sign of C{x} as C{int}.

426

427 @return: -1, 0 or +1 (C{int}).

428 '''

429 try:

430 s = x.signOf() # Fsum instance?

431 except AttributeError:

432 s = _signOf(x, 0)

433 return s

434

435

436 def _sizeof(inst):

437 '''(INTERNAL) Recursively size an C{inst}ance.

438

439 @return: Instance' size in bytes (C{int}),

440 ignoring class attributes and

441 counting duplicates only once.

442 '''

443 _zB = _sys.getsizeof

444 _zD = _zB(None) # some default

445

446 def _zR(s, iterable):

447 z, _s = 0, s.add

448 for o in iterable:

449 i = id(o)

450 if i not in s:

451 _s(i)

452 z += _zB(o, _zD)

453 if isinstance(o, dict):

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

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

456 elif isinstance(o, _list_tuple_set_types):

457 z += _zR(s, o)

458 else:

459 try: # size instance' attr values only

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

461 except AttributeError: # None, int, etc.

462 pass

463 return z

464

465 return _zR(set(), (inst,))

466

467

468 def splice(iterable, n=2, **fill):

469 '''Split an iterable into C{n} slices.

470

471 @arg iterable: Items to be spliced (C{list}, C{tuple}, ...).

472 @kwarg n: Number of slices to generate (C{int}).

473 @kwarg fill: Optional fill value for missing items.

474

475 @return: A generator for each of B{C{n}} slices,

476 M{iterable[i::n] for i=0..n}.

477

478 @raise TypeError: Invalid B{C{n}}.

479

480 @note: Each generated slice is a C{tuple} or a C{list},

481 the latter only if the B{C{iterable}} is a C{list}.

482

483 @example:

484

485 >>> from pygeodesy import splice

486

487 >>> a, b = splice(range(10))

488 >>> a, b

489 ((0, 2, 4, 6, 8), (1, 3, 5, 7, 9))

490

491 >>> a, b, c = splice(range(10), n=3)

492 >>> a, b, c

493 ((0, 3, 6, 9), (1, 4, 7), (2, 5, 8))

494

495 >>> a, b, c = splice(range(10), n=3, fill=-1)

496 >>> a, b, c

497 ((0, 3, 6, 9), (1, 4, 7, -1), (2, 5, 8, -1))

498

499 >>> tuple(splice(list(range(9)), n=5))

500 ([0, 5], [1, 6], [2, 7], [3, 8], [4])

501

502 >>> splice(range(9), n=1)

503 <generator object splice at 0x0...>

504 '''

505 if not isint(n):

506 raise _TypeError(n=n)

507

508 t = iterable

509 if not isinstance(t, _list_tuple_types):

510 t = tuple(t) # force tuple, also for PyPy3

511

512 if n > 1:

513 if fill:

514 fill = _xkwds_get(fill, fill=MISSING)

515 if fill is not MISSING:

516 m = len(t) % n

517 if m > 0: # same type fill

518 t += type(t)((fill,) * (n - m))

519 for i in range(n):

520 # XXX t[i::n] chokes PyChecker

521 yield t[slice(i, None, n)]

522 else:

523 yield t

524

525

526 def unsigned0(x):

527 '''Unsign if C{0.0}.

528

529 @return: C{B{x}} if B{C{x}} else C{0.0}.

530 '''

531 return x if x else _0_0

532

533

534 def _xargs_names(callabl):

535 '''(INTERNAL) Get the C{callabl}'s args names.

536 '''

537 try:

538 args_kwds = _inspect.signature(callabl).parameters.keys()

539 except AttributeError: # .signature new Python 3+

540 args_kwds = _inspect.getargspec(callabl).args

541 return tuple(args_kwds)

542

543

544 def _xcopy(inst, deep=False):

545 '''(INTERNAL) Copy an object, shallow or deep.

546

547 @arg inst: The object to copy (any C{type}).

548 @kwarg deep: If C{True} make a deep, otherwise

549 a shallow copy (C{bool}).

550

551 @return: The copy of B{C{inst}}.

552 '''

553 return _deepcopy(inst) if deep else _copy(inst)

554

555

556 def _xdup(inst, **items):

557 '''(INTERNAL) Duplicate an object, replacing some attributes.

558

559 @arg inst: The object to copy (any C{type}).

560 @kwarg items: Attributes to be changed (C{any}).

561

562 @return: Shallow duplicate of B{C{inst}} with modified

563 attributes, if any B{C{items}}.

564

565 @raise AttributeError: Some B{C{items}} invalid.

566 '''

567 d = _xcopy(inst, deep=False)

568 for n, v in items.items():

569 if not hasattr(d, n):

570 t = _MODS.named.classname(inst)

571 t = _SPACE_(_DOT_(t, n), _invalid_)

572 raise _AttributeError(txt=t, this=inst, **items)

573 setattr(d, n, v)

574 return d

575

576

577 def _xgeographiclib(where, *required):

578 '''(INTERNAL) Import C{geographiclib} and check required version.

579 '''

580 try:

581 _xpackage(_xgeographiclib)

582 import geographiclib

583 except ImportError as x:

584 raise _xImportError(x, where)

585 return _xversion(geographiclib, where, *required)

586

587

588 def _xImportError(x, where, **name):

589 '''(INTERNAL) Embellish an C{ImportError}.

590 '''

591 t = _SPACE_(_required_, _by_, _xwhere(where, **name))

592 return _ImportError(_Xstr(x), txt=t, cause=x)

593

594

595 def _xinstanceof(*Types, **name_value_pairs):

596 '''(INTERNAL) Check C{Types} of all C{name=value} pairs.

597

598 @arg Types: One or more classes or types (C{class}),

599 all positional.

600 @kwarg name_value_pairs: One or more C{B{name}=value} pairs

601 with the C{value} to be checked.

602

603 @raise TypeError: One of the B{C{name_value_pairs}} is not

604 an instance of any of the B{C{Types}}.

605 '''

606 for n, v in name_value_pairs.items():

607 if not isinstance(v, Types):

608 raise _TypesError(n, v, *Types)

609

610

611 def _xnumpy(where, *required):

612 '''(INTERNAL) Import C{numpy} and check required version.

613 '''

614 try:

615 _xpackage(_xnumpy)

616 import numpy

617 except ImportError as x:

618 raise _xImportError(x, where)

619 return _xversion(numpy, where, *required)

620

621

622 def _xpackage(_xpkg):

623 '''(INTERNAL) Check dependency to be excluded.

624 '''

625 n = _xpkg.__name__[2:]

626 if n in _XPACKAGES:

627 x = _SPACE_(n, _in_, _PYGEODESY_XPACKAGES_)

628 e = _enquote(_getenv(_PYGEODESY_XPACKAGES_, NN))

629 raise ImportError(_EQUAL_(x, e))

630

631

632 def _xor(x, *xs):

633 '''(INTERNAL) Exclusive-or C{x} and C{xs}.

634 '''

635 for x_ in xs:

636 x ^= x_

637 return x

638

639

640 def _xscipy(where, *required):

641 '''(INTERNAL) Import C{scipy} and check required version.

642 '''

643 try:

644 _xpackage(_xscipy)

645 import scipy

646 except ImportError as x:

647 raise _xImportError(x, where)

648 return _xversion(scipy, where, *required)

649

650

651 def _xsubclassof(*Classes, **name_value_pairs):

652 '''(INTERNAL) Check (super) class of all C{name=value} pairs.

653

654 @arg Classes: One or more classes or types (C{class}),

655 all positional.

656 @kwarg name_value_pairs: One or more C{B{name}=value} pairs

657 with the C{value} to be checked.

658

659 @raise TypeError: One of the B{C{name_value_pairs}} is not

660 a (sub-)class of any of the B{C{Classes}}.

661 '''

662 for n, v in name_value_pairs.items():

663 if not issubclassof(v, *Classes):

664 raise _TypesError(n, v, *Classes)

665

666

667 def _xversion(package, where, *required, **name):

668 '''(INTERNAL) Check the C{package} version vs B{C{required}}.

669 '''

670 n = len(required)

671 if n:

672 t = _xversion_info(package)

673 if t[:n] < required:

674 t = _SPACE_(package.__name__, _version_, _DOT_(*t),

675 _below_, _DOT_(*required),

676 _required_, _by_, _xwhere(where, **name))

677 raise ImportError(t)

678 return package

679

680

681 def _xversion_info(package): # in .karney

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

683 3-tuple C{(major, minor, revision)} if C{int}s.

684 '''

685 try:

686 t = package.__version_info__

687 except AttributeError:

688 t = package.__version__.strip()

689 t = t.replace(_DOT_, _SPACE_).split()[:3]

690 return map2(int, t)

691

692

693 def _xwhere(where, **name):

694 '''(INTERNAL) Get the fully qualified name.

695 '''

696 m = _MODS.named.modulename(where, prefixed=True)

697 if name:

698 n = _xkwds_get(name, name=NN)

699 if n:

700 m = _DOT_(m, n)

701 return m

702

703

704 if _sys_version_info2 < (3, 10): # see .errors

705 _zip = zip # PYCHOK exported

706 else: # Python 3.10+

707

708 def _zip(*args):

709 return zip(*args, strict=True)

710

711# **) MIT License

712#

713# Copyright (C) 2016-2023 -- mrJean1 at Gmail -- All Rights Reserved.

714#

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

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

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

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

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

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

721#

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

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

724#

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

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

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

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

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

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

731# OTHER DEALINGS IN THE SOFTWARE.