# Path: srsly/ruamel_yaml/error.py
# class YAMLError(Exception):
#     pass
# 
# class YAMLStreamError(Exception):
#     pass
# 
# Path: srsly/ruamel_yaml/compat.py
# _DEFAULT_YAML_VERSION = (1, 2)
# PY2 = sys.version_info[0] == 2
# PY3 = sys.version_info[0] == 3
#     MAXSIZE = sys.maxsize
# UNICODE_SIZE = 4 if sys.maxunicode > 65535 else 2
# DBG_TOKEN = 1
# DBG_EVENT = 2
# DBG_NODE = 4
# class ordereddict(OrderedDict):  # type: ignore
#     class ObjectCounter(object):
# class Nprint(object):
# class MutableSliceableSequence(MutableSequence):  # type: ignore
#         def insert(self, pos, key, value):
#     def utf8(s):
#     def to_str(s):
#     def to_unicode(s):
#     def utf8(s):
#     def to_str(s):
#     def to_unicode(s):
# def with_metaclass(meta, *bases):
#         def __init__(self):
#         def __call__(self, k):
#         def dump(self):
# def dbg(val=None):
#     def __init__(self, file_name=None):
#     def __call__(self, *args, **kw):
#     def set_max_print(self, i):
# def check_namespace_char(ch):
# def check_anchorname_char(ch):
# def version_tnf(t1, t2=None):
#     def __getitem__(self, index):
#     def __setitem__(self, index, value):
#     def __delitem__(self, index):
#     def __getsingleitem__(self, index):
#     def __setsingleitem__(self, index, value):
#     def __delsingleitem__(self, index):


import sys
from .error import YAMLError, YAMLStreamError
from .events import *  # NOQA
from .compat import utf8, text_type, PY2, nprint, dbg, DBG_EVENT, \
    check_anchorname_char
    from typing import Any, Dict, List, Union, Text, Tuple, Optional  # NOQA
    from .compat import StreamType  # NOQA
        self.style = None
        if self.event.comment:
            self.write_post_comment(self.event)

    # Analyzers.

    def prepare_version(self, version):
        # type: (Any) -> Any
        major, minor = version
        if major != 1:
            raise EmitterError("unsupported YAML version: %d.%d" % (major, minor))
        return u"%d.%d" % (major, minor)

    def prepare_tag_handle(self, handle):
        # type: (Any) -> Any
        if not handle:
            raise EmitterError("tag handle must not be empty")
        if handle[0] != u"!" or handle[-1] != u"!":
            raise EmitterError(
                "tag handle must start and end with '!': %r" % (utf8(handle))
            )
        for ch in handle[1:-1]:
            if not (
                u"0" <= ch <= u"9"
                or u"A" <= ch <= u"Z"
                or u"a" <= ch <= u"z"
                or ch in u"-_"
            ):
                raise EmitterError(
                    "invalid character %r in the tag handle: %r"

# Path: srsly/ruamel_yaml/error.py
# class YAMLError(Exception):
#     pass
# 
# class YAMLStreamError(Exception):
#     pass
# 
# Path: srsly/ruamel_yaml/compat.py
# _DEFAULT_YAML_VERSION = (1, 2)
# PY2 = sys.version_info[0] == 2
# PY3 = sys.version_info[0] == 3
#     MAXSIZE = sys.maxsize
# UNICODE_SIZE = 4 if sys.maxunicode > 65535 else 2
# DBG_TOKEN = 1
# DBG_EVENT = 2
# DBG_NODE = 4
# class ordereddict(OrderedDict):  # type: ignore
#     class ObjectCounter(object):
# class Nprint(object):
# class MutableSliceableSequence(MutableSequence):  # type: ignore
#         def insert(self, pos, key, value):
#     def utf8(s):
#     def to_str(s):
#     def to_unicode(s):
#     def utf8(s):
#     def to_str(s):
#     def to_unicode(s):
# def with_metaclass(meta, *bases):
#         def __init__(self):
#         def __call__(self, k):
#         def dump(self):
# def dbg(val=None):
#     def __init__(self, file_name=None):
#     def __call__(self, *args, **kw):
#     def set_max_print(self, i):
# def check_namespace_char(ch):
# def check_anchorname_char(ch):
# def version_tnf(t1, t2=None):
#     def __getitem__(self, index):
#     def __setitem__(self, index, value):
#     def __delitem__(self, index):
#     def __getsingleitem__(self, index):
#     def __setsingleitem__(self, index, value):
#     def __delsingleitem__(self, index):


# Path: srsly/ruamel_yaml/emitter.py
import sys
from .error import YAMLError, YAMLStreamError
from .events import *  # NOQA
from .compat import utf8, text_type, PY2, nprint, dbg, DBG_EVENT, \
    check_anchorname_char
    from typing import Any, Dict, List, Union, Text, Tuple, Optional  # NOQA
    from .compat import StreamType  # NOQA

        self.style = None
        if self.event.comment:
            self.write_post_comment(self.event)

    # Analyzers.

    def prepare_version(self, version):
        # type: (Any) -> Any
        major, minor = version
        if major != 1:
            raise EmitterError("unsupported YAML version: %d.%d" % (major, minor))
        return u"%d.%d" % (major, minor)

    def prepare_tag_handle(self, handle):
        # type: (Any) -> Any
        if not handle:
            raise EmitterError("tag handle must not be empty")
        if handle[0] != u"!" or handle[-1] != u"!":
            raise EmitterError(
                "tag handle must start and end with '!': %r" % (utf8(handle))
            )
        for ch in handle[1:-1]:
            if not (
                u"0" <= ch <= u"9"
                or u"A" <= ch <= u"Z"
                or u"a" <= ch <= u"z"
                or ch in u"-_"
            ):
                raise EmitterError(
                    "invalid character %r in the tag handle: %r"

                    % (utf8(ch), utf8(handle))