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def ensure_object(self, object_type):
"""Like :meth:`find_object` but sets the innermost object to a
new instance of `object_type` if it does not exist.
"""
rv = self.find_object(object_type)
if rv is None:
self.obj = rv = object_type()
return rv |
def lookup_default(self, name):
"""Looks up the default for a parameter name. This by default
looks into the :attr:`default_map` if available.
"""
if self.default_map is not None:
rv = self.default_map.get(name)
if callable(rv):
rv = rv()
... |
def invoke(*args, **kwargs):
"""Invokes a command callback in exactly the way it expects. There
are two ways to invoke this method:
1. the first argument can be a callback and all other arguments and
keyword arguments are forwarded directly to the function.
2. the first a... |
def forward(*args, **kwargs):
"""Similar to :meth:`invoke` but fills in default keyword
arguments from the current context if the other command expects
it. This cannot invoke callbacks directly, only other commands.
"""
self, cmd = args[:2]
# It's also possible to invok... |
def main(self, args=None, prog_name=None, complete_var=None,
standalone_mode=True, **extra):
"""This is the way to invoke a script with all the bells and
whistles as a command line application. This will always terminate
the application after a call. If this is not wanted, ``Syste... |
def format_usage(self, ctx, formatter):
"""Writes the usage line into the formatter."""
pieces = self.collect_usage_pieces(ctx)
formatter.write_usage(ctx.command_path, ' '.join(pieces)) |
def collect_usage_pieces(self, ctx):
"""Returns all the pieces that go into the usage line and returns
it as a list of strings.
"""
rv = [self.options_metavar]
for param in self.get_params(ctx):
rv.extend(param.get_usage_pieces(ctx))
return rv |
def get_help_option_names(self, ctx):
"""Returns the names for the help option."""
all_names = set(ctx.help_option_names)
for param in self.params:
all_names.difference_update(param.opts)
all_names.difference_update(param.secondary_opts)
return all_names |
def get_help_option(self, ctx):
"""Returns the help option object."""
help_options = self.get_help_option_names(ctx)
if not help_options or not self.add_help_option:
return
def show_help(ctx, param, value):
if value and not ctx.resilient_parsing:
... |
def make_parser(self, ctx):
"""Creates the underlying option parser for this command."""
parser = OptionParser(ctx)
for param in self.get_params(ctx):
param.add_to_parser(parser, ctx)
return parser |
def get_help(self, ctx):
"""Formats the help into a string and returns it. This creates a
formatter and will call into the following formatting methods:
"""
formatter = ctx.make_formatter()
self.format_help(ctx, formatter)
return formatter.getvalue().rstrip('\n') |
def get_short_help_str(self, limit=45):
"""Gets short help for the command or makes it by shortening the long help string."""
return self.short_help or self.help and make_default_short_help(self.help, limit) or '' |
def format_help(self, ctx, formatter):
"""Writes the help into the formatter if it exists.
This calls into the following methods:
- :meth:`format_usage`
- :meth:`format_help_text`
- :meth:`format_options`
- :meth:`format_epilog`
"""
self.format_u... |
def format_help_text(self, ctx, formatter):
"""Writes the help text to the formatter if it exists."""
if self.help:
formatter.write_paragraph()
with formatter.indentation():
help_text = self.help
if self.deprecated:
help_text +=... |
def format_options(self, ctx, formatter):
"""Writes all the options into the formatter if they exist."""
opts = []
for param in self.get_params(ctx):
rv = param.get_help_record(ctx)
if rv is not None:
opts.append(rv)
if opts:
with form... |
def format_epilog(self, ctx, formatter):
"""Writes the epilog into the formatter if it exists."""
if self.epilog:
formatter.write_paragraph()
with formatter.indentation():
formatter.write_text(self.epilog) |
def invoke(self, ctx):
"""Given a context, this invokes the attached callback (if it exists)
in the right way.
"""
_maybe_show_deprecated_notice(self)
if self.callback is not None:
return ctx.invoke(self.callback, **ctx.params) |
def resultcallback(self, replace=False):
"""Adds a result callback to the chain command. By default if a
result callback is already registered this will chain them but
this can be disabled with the `replace` parameter. The result
callback is invoked with the return value of the subcomm... |
def format_commands(self, ctx, formatter):
"""Extra format methods for multi methods that adds all the commands
after the options.
"""
commands = []
for subcommand in self.list_commands(ctx):
cmd = self.get_command(ctx, subcommand)
# What is this, the tool... |
def add_command(self, cmd, name=None):
"""Registers another :class:`Command` with this group. If the name
is not provided, the name of the command is used.
"""
name = name or cmd.name
if name is None:
raise TypeError('Command has no name.')
_check_multicomman... |
def command(self, *args, **kwargs):
"""A shortcut decorator for declaring and attaching a command to
the group. This takes the same arguments as :func:`command` but
immediately registers the created command with this instance by
calling into :meth:`add_command`.
"""
def ... |
def group(self, *args, **kwargs):
"""A shortcut decorator for declaring and attaching a group to
the group. This takes the same arguments as :func:`group` but
immediately registers the created command with this instance by
calling into :meth:`add_command`.
"""
def decora... |
def get_default(self, ctx):
"""Given a context variable this calculates the default value."""
# Otherwise go with the regular default.
if callable(self.default):
rv = self.default()
else:
rv = self.default
return self.type_cast_value(ctx, rv) |
def type_cast_value(self, ctx, value):
"""Given a value this runs it properly through the type system.
This automatically handles things like `nargs` and `multiple` as
well as composite types.
"""
if self.type.is_composite:
if self.nargs <= 1:
raise Ty... |
def get_error_hint(self, ctx):
"""Get a stringified version of the param for use in error messages to
indicate which param caused the error.
"""
hint_list = self.opts or [self.human_readable_name]
return ' / '.join('"%s"' % x for x in hint_list) |
def prompt_for_value(self, ctx):
"""This is an alternative flow that can be activated in the full
value processing if a value does not exist. It will prompt the
user until a valid value exists and then returns the processed
value as result.
"""
# Calculate the default be... |
def find_all_matches(finder, ireq, pre=False):
# type: (PackageFinder, InstallRequirement, bool) -> List[InstallationCandidate]
"""Find all matching dependencies using the supplied finder and the
given ireq.
:param finder: A package finder for discovering matching candidates.
:type finder: :class:`... |
def get_abstract_dependencies(reqs, sources=None, parent=None):
"""Get all abstract dependencies for a given list of requirements.
Given a set of requirements, convert each requirement to an Abstract Dependency.
:param reqs: A list of Requirements
:type reqs: list[:class:`~requirementslib.models.requi... |
def get_dependencies(ireq, sources=None, parent=None):
# type: (Union[InstallRequirement, InstallationCandidate], Optional[List[Dict[S, Union[S, bool]]]], Optional[AbstractDependency]) -> Set[S, ...]
"""Get all dependencies for a given install requirement.
:param ireq: A single InstallRequirement
:type... |
def get_dependencies_from_wheel_cache(ireq):
"""Retrieves dependencies for the given install requirement from the wheel cache.
:param ireq: A single InstallRequirement
:type ireq: :class:`~pip._internal.req.req_install.InstallRequirement`
:return: A set of dependency lines for generating new InstallReq... |
def get_dependencies_from_json(ireq):
"""Retrieves dependencies for the given install requirement from the json api.
:param ireq: A single InstallRequirement
:type ireq: :class:`~pip._internal.req.req_install.InstallRequirement`
:return: A set of dependency lines for generating new InstallRequirements.... |
def get_dependencies_from_cache(ireq):
"""Retrieves dependencies for the given install requirement from the dependency cache.
:param ireq: A single InstallRequirement
:type ireq: :class:`~pip._internal.req.req_install.InstallRequirement`
:return: A set of dependency lines for generating new InstallRequ... |
def get_dependencies_from_index(dep, sources=None, pip_options=None, wheel_cache=None):
"""Retrieves dependencies for the given install requirement from the pip resolver.
:param dep: A single InstallRequirement
:type dep: :class:`~pip._internal.req.req_install.InstallRequirement`
:param sources: Pipfil... |
def get_pip_options(args=[], sources=None, pip_command=None):
"""Build a pip command from a list of sources
:param args: positional arguments passed through to the pip parser
:param sources: A list of pipfile-formatted sources, defaults to None
:param sources: list[dict], optional
:param pip_comman... |
def get_finder(sources=None, pip_command=None, pip_options=None):
# type: (List[Dict[S, Union[S, bool]]], Optional[Command], Any) -> PackageFinder
"""Get a package finder for looking up candidates to install
:param sources: A list of pipfile-formatted sources, defaults to None
:param sources: list[dict... |
def start_resolver(finder=None, wheel_cache=None):
"""Context manager to produce a resolver.
:param finder: A package finder to use for searching the index
:type finder: :class:`~pip._internal.index.PackageFinder`
:return: A 3-tuple of finder, preparer, resolver
:rtype: (:class:`~pip._internal.oper... |
def as_cache_key(self, ireq):
"""
Given a requirement, return its cache key. This behavior is a little weird in order to allow backwards
compatibility with cache files. For a requirement without extras, this will return, for example:
("ipython", "2.1.0")
For a requirement with ... |
def read_cache(self):
"""Reads the cached contents into memory."""
if os.path.exists(self._cache_file):
self._cache = read_cache_file(self._cache_file)
else:
self._cache = {} |
def write_cache(self):
"""Writes the cache to disk as JSON."""
doc = {
'__format__': 1,
'dependencies': self._cache,
}
with open(self._cache_file, 'w') as f:
json.dump(doc, f, sort_keys=True) |
def reverse_dependencies(self, ireqs):
"""
Returns a lookup table of reverse dependencies for all the given ireqs.
Since this is all static, it only works if the dependency cache
contains the complete data, otherwise you end up with a partial view.
This is typically no problem i... |
def _reverse_dependencies(self, cache_keys):
"""
Returns a lookup table of reverse dependencies for all the given cache keys.
Example input:
[('pep8', '1.5.7'),
('flake8', '2.4.0'),
('mccabe', '0.3'),
('pyflakes', '0.8.1')]
Example ou... |
def as_cache_key(self, ireq):
"""Given a requirement, return its cache key.
This behavior is a little weird in order to allow backwards
compatibility with cache files. For a requirement without extras, this
will return, for example::
("ipython", "2.1.0")
For a requ... |
def locked(path, timeout=None):
"""Decorator which enables locks for decorated function.
Arguments:
- path: path for lockfile.
- timeout (optional): Timeout for acquiring lock.
Usage:
@locked('/var/run/myname', timeout=0)
def myname(...):
...
"""
def decor... |
def getTreeWalker(treeType, implementation=None, **kwargs):
"""Get a TreeWalker class for various types of tree with built-in support
:arg str treeType: the name of the tree type required (case-insensitive).
Supported values are:
* "dom": The xml.dom.minidom DOM implementation
* "etree... |
def pprint(walker):
"""Pretty printer for tree walkers
Takes a TreeWalker instance and pretty prints the output of walking the tree.
:arg walker: a TreeWalker instance
"""
output = []
indent = 0
for token in concatenateCharacterTokens(walker):
type = token["type"]
if type ... |
def hide(self):
"""Hide the spinner to allow for custom writing to the terminal."""
thr_is_alive = self._spin_thread and self._spin_thread.is_alive()
if thr_is_alive and not self._hide_spin.is_set():
# set the hidden spinner flag
self._hide_spin.set()
# clea... |
def show(self):
"""Show the hidden spinner."""
thr_is_alive = self._spin_thread and self._spin_thread.is_alive()
if thr_is_alive and self._hide_spin.is_set():
# clear the hidden spinner flag
self._hide_spin.clear()
# clear the current line so the spinner is ... |
def write(self, text):
"""Write text in the terminal without breaking the spinner."""
# similar to tqdm.write()
# https://pypi.python.org/pypi/tqdm#writing-messages
sys.stdout.write("\r")
self._clear_line()
_text = to_unicode(text)
if PY2:
_text = _te... |
def _freeze(self, final_text):
"""Stop spinner, compose last frame and 'freeze' it."""
text = to_unicode(final_text)
self._last_frame = self._compose_out(text, mode="last")
# Should be stopped here, otherwise prints after
# self._freeze call will mess up the spinner
self... |
def to_args(self):
# type: () -> List[str]
"""
Return the VCS-specific command arguments.
"""
args = [] # type: List[str]
rev = self.arg_rev
if rev is not None:
args += self.vcs.get_base_rev_args(rev)
args += self.extra_args
return ar... |
def make_new(self, rev):
# type: (str) -> RevOptions
"""
Make a copy of the current instance, but with a new rev.
Args:
rev: the name of the revision for the new object.
"""
return self.vcs.make_rev_options(rev, extra_args=self.extra_args) |
def get_backend_type(self, location):
# type: (str) -> Optional[Type[VersionControl]]
"""
Return the type of the version control backend if found at given
location, e.g. vcs.get_backend_type('/path/to/vcs/checkout')
"""
for vc_type in self._registry.values():
... |
def _is_local_repository(cls, repo):
# type: (str) -> bool
"""
posix absolute paths start with os.path.sep,
win32 ones start with drive (like c:\\folder)
"""
drive, tail = os.path.splitdrive(repo)
return repo.startswith(os.path.sep) or bool(drive) |
def get_url_rev_and_auth(self, url):
# type: (str) -> Tuple[str, Optional[str], AuthInfo]
"""
Parse the repository URL to use, and return the URL, revision,
and auth info to use.
Returns: (url, rev, (username, password)).
"""
scheme, netloc, path, query, frag = u... |
def get_url_rev_options(self, url):
# type: (str) -> Tuple[str, RevOptions]
"""
Return the URL and RevOptions object to use in obtain() and in
some cases export(), as a tuple (url, rev_options).
"""
url, rev, user_pass = self.get_url_rev_and_auth(url)
username, pa... |
def compare_urls(self, url1, url2):
# type: (str, str) -> bool
"""
Compare two repo URLs for identity, ignoring incidental differences.
"""
return (self.normalize_url(url1) == self.normalize_url(url2)) |
def obtain(self, dest):
# type: (str) -> None
"""
Install or update in editable mode the package represented by this
VersionControl object.
Args:
dest: the repository directory in which to install or update.
"""
url, rev_options = self.get_url_rev_optio... |
def run_command(
cls,
cmd, # type: List[str]
show_stdout=True, # type: bool
cwd=None, # type: Optional[str]
on_returncode='raise', # type: str
extra_ok_returncodes=None, # type: Optional[Iterable[int]]
command_desc=None, # type: Optional[str]
extra_e... |
def is_repository_directory(cls, path):
# type: (str) -> bool
"""
Return whether a directory path is a repository directory.
"""
logger.debug('Checking in %s for %s (%s)...',
path, cls.dirname, cls.name)
return os.path.exists(os.path.join(path, cls.di... |
def _script_names(dist, script_name, is_gui):
"""Create the fully qualified name of the files created by
{console,gui}_scripts for the given ``dist``.
Returns the list of file names
"""
if dist_in_usersite(dist):
bin_dir = bin_user
else:
bin_dir = bin_py
exe_name = os.path.jo... |
def compact(paths):
"""Compact a path set to contain the minimal number of paths
necessary to contain all paths in the set. If /a/path/ and
/a/path/to/a/file.txt are both in the set, leave only the
shorter path."""
sep = os.path.sep
short_paths = set()
for path in sorted(paths, key=len):
... |
def compress_for_rename(paths):
"""Returns a set containing the paths that need to be renamed.
This set may include directories when the original sequence of paths
included every file on disk.
"""
case_map = dict((os.path.normcase(p), p) for p in paths)
remaining = set(case_map)
unchecked =... |
def compress_for_output_listing(paths):
"""Returns a tuple of 2 sets of which paths to display to user
The first set contains paths that would be deleted. Files of a package
are not added and the top-level directory of the package has a '*' added
at the end - to signify that all it's contents are remov... |
def _get_directory_stash(self, path):
"""Stashes a directory.
Directories are stashed adjacent to their original location if
possible, or else moved/copied into the user's temp dir."""
try:
save_dir = AdjacentTempDirectory(path)
save_dir.create()
except ... |
def _get_file_stash(self, path):
"""Stashes a file.
If no root has been provided, one will be created for the directory
in the user's temp directory."""
path = os.path.normcase(path)
head, old_head = os.path.dirname(path), None
save_dir = None
while head != old_... |
def stash(self, path):
"""Stashes the directory or file and returns its new location.
"""
if os.path.isdir(path):
new_path = self._get_directory_stash(path)
else:
new_path = self._get_file_stash(path)
self._moves.append((path, new_path))
if os.pat... |
def commit(self):
"""Commits the uninstall by removing stashed files."""
for _, save_dir in self._save_dirs.items():
save_dir.cleanup()
self._moves = []
self._save_dirs = {} |
def rollback(self):
"""Undoes the uninstall by moving stashed files back."""
for p in self._moves:
logging.info("Moving to %s\n from %s", *p)
for new_path, path in self._moves:
try:
logger.debug('Replacing %s from %s', new_path, path)
if o... |
def remove(self, auto_confirm=False, verbose=False):
"""Remove paths in ``self.paths`` with confirmation (unless
``auto_confirm`` is True)."""
if not self.paths:
logger.info(
"Can't uninstall '%s'. No files were found to uninstall.",
self.dist.project... |
def _allowed_to_proceed(self, verbose):
"""Display which files would be deleted and prompt for confirmation
"""
def _display(msg, paths):
if not paths:
return
logger.info(msg)
with indent_log():
for path in sorted(compact(path... |
def rollback(self):
"""Rollback the changes previously made by remove()."""
if not self._moved_paths.can_rollback:
logger.error(
"Can't roll back %s; was not uninstalled",
self.dist.project_name,
)
return False
logger.info('Roll... |
def author(self):
"""
>>> package = yarg.get('yarg')
>>> package.author
Author(name=u'Kura', email=u'kura@kura.io')
"""
author = namedtuple('Author', 'name email')
return author(name=self._package['author'],
email=self._package['a... |
def maintainer(self):
"""
>>> package = yarg.get('yarg')
>>> package.maintainer
Maintainer(name=u'Kura', email=u'kura@kura.io')
"""
maintainer = namedtuple('Maintainer', 'name email')
return maintainer(name=self._package['maintainer'],
... |
def license_from_classifiers(self):
"""
>>> package = yarg.get('yarg')
>>> package.license_from_classifiers
u'MIT License'
"""
if len(self.classifiers) > 0:
for c in self.classifiers:
if c.startswith("License"):
... |
def downloads(self):
"""
>>> package = yarg.get('yarg')
>>> package.downloads
Downloads(day=50100, week=367941, month=1601938) # I wish
"""
_downloads = self._package['downloads']
downloads = namedtuple('Downloads', 'day week month')
return do... |
def python_versions(self):
"""
Returns a list of Python version strings that
the package has listed in :attr:`yarg.Release.classifiers`.
>>> package = yarg.get('yarg')
>>> package.python_versions
[u'2.6', u'2.7', u'3.3', u'3.4']
"""
version_re... |
def release_ids(self):
"""
>>> package = yarg.get('yarg')
>>> package.release_ids
[u'0.0.1', u'0.0.5', u'0.1.0']
"""
r = [(k, self._releases[k][0]['upload_time'])
for k in self._releases.keys()
if len(self._releases[k]) > 0]
r... |
def release(self, release_id):
"""
A list of :class:`yarg.release.Release` objects for each file in a
release.
:param release_id: A pypi release id.
>>> package = yarg.get('yarg')
>>> last_release = yarg.releases[-1]
>>> package.release(last_release)... |
def is_executable_file(path):
"""Checks that path is an executable regular file, or a symlink towards one.
This is roughly ``os.path isfile(path) and os.access(path, os.X_OK)``.
"""
# follow symlinks,
fpath = os.path.realpath(path)
if not os.path.isfile(fpath):
# non-files (directories... |
def which(filename, env=None):
'''This takes a given filename; tries to find it in the environment path;
then checks if it is executable. This returns the full path to the filename
if found and executable. Otherwise this returns None.'''
# Special case where filename contains an explicit path.
if o... |
def split_command_line(command_line):
'''This splits a command line into a list of arguments. It splits arguments
on spaces, but handles embedded quotes, doublequotes, and escaped
characters. It's impossible to do this with a regular expression, so I
wrote a little state machine to parse the command li... |
def select_ignore_interrupts(iwtd, owtd, ewtd, timeout=None):
'''This is a wrapper around select.select() that ignores signals. If
select.select raises a select.error exception and errno is an EINTR
error then it is ignored. Mainly this is used to ignore sigwinch
(terminal resize). '''
# if select... |
def poll_ignore_interrupts(fds, timeout=None):
'''Simple wrapper around poll to register file descriptors and
ignore signals.'''
if timeout is not None:
end_time = time.time() + timeout
poller = select.poll()
for fd in fds:
poller.register(fd, select.POLLIN | select.POLLPRI | selec... |
def _suggest_semantic_version(s):
"""
Try to suggest a semantic form for a version for which
_suggest_normalized_version couldn't come up with anything.
"""
result = s.strip().lower()
for pat, repl in _REPLACEMENTS:
result = pat.sub(repl, result)
if not result:
result = '0.0.... |
def _suggest_normalized_version(s):
"""Suggest a normalized version close to the given version string.
If you have a version string that isn't rational (i.e. NormalizedVersion
doesn't like it) then you might be able to get an equivalent (or close)
rational version from this function.
This does a n... |
def match(self, version):
"""
Check if the provided version matches the constraints.
:param version: The version to match against this instance.
:type version: String or :class:`Version` instance.
"""
if isinstance(version, string_types):
version = self.versi... |
def set_key(dotenv_path, key_to_set, value_to_set, quote_mode="always"):
"""
Adds or Updates a key/value to the given .env
If the .env path given doesn't exist, fails instead of risking creating
an orphan .env somewhere in the filesystem
"""
value_to_set = value_to_set.strip("'").strip('"')
... |
def unset_key(dotenv_path, key_to_unset, quote_mode="always"):
"""
Removes a given key from the given .env
If the .env path given doesn't exist, fails
If the given key doesn't exist in the .env, fails
"""
if not os.path.exists(dotenv_path):
warnings.warn("can't delete from %s - it doesn... |
def _walk_to_root(path):
"""
Yield directories starting from the given directory up to the root
"""
if not os.path.exists(path):
raise IOError('Starting path not found')
if os.path.isfile(path):
path = os.path.dirname(path)
last_dir = None
current_dir = os.path.abspath(path... |
def run_command(command, env):
"""Run command in sub process.
Runs the command in a sub process with the variables from `env`
added in the current environment variables.
Parameters
----------
command: List[str]
The command and it's parameters
env: Dict
The additional enviro... |
def dict(self):
"""Return dotenv as dict"""
if self._dict:
return self._dict
values = OrderedDict(self.parse())
self._dict = resolve_nested_variables(values)
return self._dict |
def set_as_environment_variables(self, override=False):
"""
Load the current dotenv as system environemt variable.
"""
for k, v in self.dict().items():
if k in os.environ and not override:
continue
# With Python2 on Windows, force environment varia... |
def _key_from_req(req):
"""Get an all-lowercase version of the requirement's name."""
if hasattr(req, 'key'):
# from pkg_resources, such as installed dists for pip-sync
key = req.key
else:
# from packaging, such as install requirements from requirements.txt
key = req.name
... |
def read_cache(self):
"""Reads the cached contents into memory.
"""
if os.path.exists(self._cache_file):
self._cache = _read_cache_file(self._cache_file)
else:
self._cache = {} |
def inject_into_urllib3():
'Monkey-patch urllib3 with PyOpenSSL-backed SSL-support.'
_validate_dependencies_met()
util.ssl_.SSLContext = PyOpenSSLContext
util.HAS_SNI = HAS_SNI
util.ssl_.HAS_SNI = HAS_SNI
util.IS_PYOPENSSL = True
util.ssl_.IS_PYOPENSSL = True |
def _validate_dependencies_met():
"""
Verifies that PyOpenSSL's package-level dependencies have been met.
Throws `ImportError` if they are not met.
"""
# Method added in `cryptography==1.1`; not available in older versions
from cryptography.x509.extensions import Extensions
if getattr(Extens... |
def _dnsname_to_stdlib(name):
"""
Converts a dNSName SubjectAlternativeName field to the form used by the
standard library on the given Python version.
Cryptography produces a dNSName as a unicode string that was idna-decoded
from ASCII bytes. We need to idna-encode that string to get it back, and
... |
def get_subj_alt_name(peer_cert):
"""
Given an PyOpenSSL certificate, provides all the subject alternative names.
"""
# Pass the cert to cryptography, which has much better APIs for this.
if hasattr(peer_cert, "to_cryptography"):
cert = peer_cert.to_cryptography()
else:
# This is... |
def feed(self, char, char_len):
"""feed a character with known length"""
if char_len == 2:
# we only care about 2-bytes character in our distribution analysis
order = self.get_order(char)
else:
order = -1
if order >= 0:
self._total_chars +=... |
def get_confidence(self):
"""return confidence based on existing data"""
# if we didn't receive any character in our consideration range,
# return negative answer
if self._total_chars <= 0 or self._freq_chars <= self.MINIMUM_DATA_THRESHOLD:
return self.SURE_NO
if sel... |
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