two version of R2R are hereHEADmaster

1 files changed, 387 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/lark/utils.py b/.venv/lib/python3.12/site-packages/lark/utils.py
new file mode 100644
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+++ b/.venv/lib/python3.12/site-packages/lark/utils.py
@@ -0,0 +1,387 @@
+import hashlib
+import unicodedata
+import os
+from functools import reduce
+from collections import deque
+
+###{standalone
+import sys, re
+import logging
+from io import open
+logger = logging.getLogger("lark")
+logger.addHandler(logging.StreamHandler())
+# Set to highest level, since we have some warnings amongst the code
+# By default, we should not output any log messages
+logger.setLevel(logging.CRITICAL)
+
+if sys.version_info[0]>2:
+    from abc import ABC, abstractmethod
+else:
+    from abc import ABCMeta, abstractmethod
+    class ABC(object): # Provide Python27 compatibility
+        __slots__ = ()
+        __metclass__ = ABCMeta
+
+
+Py36 = (sys.version_info[:2] >= (3, 6))
+
+NO_VALUE = object()
+
+
+def classify(seq, key=None, value=None):
+    d = {}
+    for item in seq:
+        k = key(item) if (key is not None) else item
+        v = value(item) if (value is not None) else item
+        if k in d:
+            d[k].append(v)
+        else:
+            d[k] = [v]
+    return d
+
+
+def _deserialize(data, namespace, memo):
+    if isinstance(data, dict):
+        if '__type__' in data:  # Object
+            class_ = namespace[data['__type__']]
+            return class_.deserialize(data, memo)
+        elif '@' in data:
+            return memo[data['@']]
+        return {key:_deserialize(value, namespace, memo) for key, value in data.items()}
+    elif isinstance(data, list):
+        return [_deserialize(value, namespace, memo) for value in data]
+    return data
+
+
+class Serialize(object):
+    """Safe-ish serialization interface that doesn't rely on Pickle
+
+    Attributes:
+        __serialize_fields__ (List[str]): Fields (aka attributes) to serialize.
+        __serialize_namespace__ (list): List of classes that deserialization is allowed to instantiate.
+                                        Should include all field types that aren't builtin types.
+    """
+
+    def memo_serialize(self, types_to_memoize):
+        memo = SerializeMemoizer(types_to_memoize)
+        return self.serialize(memo), memo.serialize()
+
+    def serialize(self, memo=None):
+        if memo and memo.in_types(self):
+            return {'@': memo.memoized.get(self)}
+
+        fields = getattr(self, '__serialize_fields__')
+        res = {f: _serialize(getattr(self, f), memo) for f in fields}
+        res['__type__'] = type(self).__name__
+        if hasattr(self, '_serialize'):
+            self._serialize(res, memo)
+        return res
+
+    @classmethod
+    def deserialize(cls, data, memo):
+        namespace = getattr(cls, '__serialize_namespace__', [])
+        namespace = {c.__name__:c for c in namespace}
+
+        fields = getattr(cls, '__serialize_fields__')
+
+        if '@' in data:
+            return memo[data['@']]
+
+        inst = cls.__new__(cls)
+        for f in fields:
+            try:
+                setattr(inst, f, _deserialize(data[f], namespace, memo))
+            except KeyError as e:
+                raise KeyError("Cannot find key for class", cls, e)
+
+        if hasattr(inst, '_deserialize'):
+            inst._deserialize()
+
+        return inst
+
+
+class SerializeMemoizer(Serialize):
+    "A version of serialize that memoizes objects to reduce space"
+
+    __serialize_fields__ = 'memoized',
+
+    def __init__(self, types_to_memoize):
+        self.types_to_memoize = tuple(types_to_memoize)
+        self.memoized = Enumerator()
+
+    def in_types(self, value):
+        return isinstance(value, self.types_to_memoize)
+
+    def serialize(self):
+        return _serialize(self.memoized.reversed(), None)
+
+    @classmethod
+    def deserialize(cls, data, namespace, memo):
+        return _deserialize(data, namespace, memo)
+
+
+try:
+    STRING_TYPE = basestring
+except NameError:   # Python 3
+    STRING_TYPE = str
+
+
+import types
+from functools import wraps, partial
+from contextlib import contextmanager
+
+Str = type(u'')
+try:
+    classtype = types.ClassType  # Python2
+except AttributeError:
+    classtype = type    # Python3
+
+
+def smart_decorator(f, create_decorator):
+    if isinstance(f, types.FunctionType):
+        return wraps(f)(create_decorator(f, True))
+
+    elif isinstance(f, (classtype, type, types.BuiltinFunctionType)):
+        return wraps(f)(create_decorator(f, False))
+
+    elif isinstance(f, types.MethodType):
+        return wraps(f)(create_decorator(f.__func__, True))
+
+    elif isinstance(f, partial):
+        # wraps does not work for partials in 2.7: https://bugs.python.org/issue3445
+        return wraps(f.func)(create_decorator(lambda *args, **kw: f(*args[1:], **kw), True))
+
+    else:
+        return create_decorator(f.__func__.__call__, True)
+
+
+try:
+    import regex
+except ImportError:
+    regex = None
+
+import sre_parse
+import sre_constants
+categ_pattern = re.compile(r'\\p{[A-Za-z_]+}')
+
+def get_regexp_width(expr):
+    if regex:
+        # Since `sre_parse` cannot deal with Unicode categories of the form `\p{Mn}`, we replace these with
+        # a simple letter, which makes no difference as we are only trying to get the possible lengths of the regex
+        # match here below.
+        regexp_final = re.sub(categ_pattern, 'A', expr)
+    else:
+        if re.search(categ_pattern, expr):
+            raise ImportError('`regex` module must be installed in order to use Unicode categories.', expr)
+        regexp_final = expr
+    try:
+        return [int(x) for x in sre_parse.parse(regexp_final).getwidth()]
+    except sre_constants.error:
+        if not regex:
+            raise ValueError(expr)
+        else:
+            # sre_parse does not support the new features in regex. To not completely fail in that case,
+            # we manually test for the most important info (whether the empty string is matched)
+            c = regex.compile(regexp_final)
+            if c.match('') is None:
+                return 1, sre_constants.MAXREPEAT
+            else:
+                return 0, sre_constants.MAXREPEAT
+
+###}
+
+
+_ID_START =    'Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Mn', 'Mc', 'Pc'
+_ID_CONTINUE = _ID_START + ('Nd', 'Nl',)
+
+def _test_unicode_category(s, categories):
+    if len(s) != 1:
+        return all(_test_unicode_category(char, categories) for char in s)
+    return s == '_' or unicodedata.category(s) in categories
+
+def is_id_continue(s):
+    """
+    Checks if all characters in `s` are alphanumeric characters (Unicode standard, so diacritics, indian vowels, non-latin
+    numbers, etc. all pass). Synonymous with a Python `ID_CONTINUE` identifier. See PEP 3131 for details.
+    """
+    return _test_unicode_category(s, _ID_CONTINUE)
+
+def is_id_start(s):
+    """
+    Checks if all characters in `s` are alphabetic characters (Unicode standard, so diacritics, indian vowels, non-latin
+    numbers, etc. all pass). Synonymous with a Python `ID_START` identifier. See PEP 3131 for details.
+    """
+    return _test_unicode_category(s, _ID_START)
+
+
+def dedup_list(l):
+    """Given a list (l) will removing duplicates from the list,
+       preserving the original order of the list. Assumes that
+       the list entries are hashable."""
+    dedup = set()
+    return [x for x in l if not (x in dedup or dedup.add(x))]
+
+
+try:
+    from contextlib import suppress     # Python 3
+except ImportError:
+    @contextmanager
+    def suppress(*excs):
+        '''Catch and dismiss the provided exception
+
+        >>> x = 'hello'
+        >>> with suppress(IndexError):
+        ...     x = x[10]
+        >>> x
+        'hello'
+        '''
+        try:
+            yield
+        except excs:
+            pass
+
+
+class Enumerator(Serialize):
+    def __init__(self):
+        self.enums = {}
+
+    def get(self, item):
+        if item not in self.enums:
+            self.enums[item] = len(self.enums)
+        return self.enums[item]
+
+    def __len__(self):
+        return len(self.enums)
+
+    def reversed(self):
+        r = {v: k for k, v in self.enums.items()}
+        assert len(r) == len(self.enums)
+        return r
+
+
+
+def combine_alternatives(lists):
+    """
+    Accepts a list of alternatives, and enumerates all their possible concatinations.
+
+    Examples:
+        >>> combine_alternatives([range(2), [4,5]])
+        [[0, 4], [0, 5], [1, 4], [1, 5]]
+
+        >>> combine_alternatives(["abc", "xy", '$'])
+        [['a', 'x', '$'], ['a', 'y', '$'], ['b', 'x', '$'], ['b', 'y', '$'], ['c', 'x', '$'], ['c', 'y', '$']]
+
+        >>> combine_alternatives([])
+        [[]]
+    """
+    if not lists:
+        return [[]]
+    assert all(l for l in lists), lists
+    init = [[x] for x in lists[0]]
+    return reduce(lambda a,b: [i+[j] for i in a for j in b], lists[1:], init)
+
+
+try:
+    import atomicwrites
+except ImportError:
+    atomicwrites = None
+
+class FS:
+    exists = staticmethod(os.path.exists)
+
+    @staticmethod
+    def open(name, mode="r", **kwargs):
+        if atomicwrites and "w" in mode:
+            return atomicwrites.atomic_write(name, mode=mode, overwrite=True, **kwargs)
+        else:
+            return open(name, mode, **kwargs)
+
+
+
+def isascii(s):
+    """ str.isascii only exists in python3.7+ """
+    try:
+        return s.isascii()
+    except AttributeError:
+        try:
+            s.encode('ascii')
+            return True
+        except (UnicodeDecodeError, UnicodeEncodeError):
+            return False
+
+
+class fzset(frozenset):
+    def __repr__(self):
+        return '{%s}' % ', '.join(map(repr, self))
+
+
+def classify_bool(seq, pred):
+    true_elems = []
+    false_elems = []
+
+    for elem in seq:
+        if pred(elem):
+            true_elems.append(elem)
+        else:
+            false_elems.append(elem)
+
+    return true_elems, false_elems
+
+
+def bfs(initial, expand):
+    open_q = deque(list(initial))
+    visited = set(open_q)
+    while open_q:
+        node = open_q.popleft()
+        yield node
+        for next_node in expand(node):
+            if next_node not in visited:
+                visited.add(next_node)
+                open_q.append(next_node)
+
+def bfs_all_unique(initial, expand):
+    "bfs, but doesn't keep track of visited (aka seen), because there can be no repetitions"
+    open_q = deque(list(initial))
+    while open_q:
+        node = open_q.popleft()
+        yield node
+        open_q += expand(node)
+
+
+def _serialize(value, memo):
+    if isinstance(value, Serialize):
+        return value.serialize(memo)
+    elif isinstance(value, list):
+        return [_serialize(elem, memo) for elem in value]
+    elif isinstance(value, frozenset):
+        return list(value)  # TODO reversible?
+    elif isinstance(value, dict):
+        return {key:_serialize(elem, memo) for key, elem in value.items()}
+    # assert value is None or isinstance(value, (int, float, str, tuple)), value
+    return value
+
+
+
+
+def small_factors(n, max_factor):
+    """
+    Splits n up into smaller factors and summands <= max_factor.
+    Returns a list of [(a, b), ...]
+    so that the following code returns n:
+
+    n = 1
+    for a, b in values:
+        n = n * a + b
+
+    Currently, we also keep a + b <= max_factor, but that might change
+    """
+    assert n >= 0
+    assert max_factor > 2
+    if n <= max_factor:
+        return [(n, 0)]
+
+    for a in range(max_factor, 1, -1):
+        r, b = divmod(n, a)
+        if a + b <= max_factor:
+            return small_factors(r, max_factor) + [(a, b)]
+    assert False, "Failed to factorize %s" % n