two version of R2R are here HEAD master

1 files changed, 83 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/docutils/languages/__init__.py b/.venv/lib/python3.12/site-packages/docutils/languages/__init__.py
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+# $Id: __init__.py 9030 2022-03-05 23:28:32Z milde $
+# Author: David Goodger <goodger@python.org>
+# Copyright: This module has been placed in the public domain.
+
+# Internationalization details are documented in
+# <https://docutils.sourceforge.io/docs/howto/i18n.html>.
+
+"""
+This package contains modules for language-dependent features of Docutils.
+"""
+
+__docformat__ = 'reStructuredText'
+
+from importlib import import_module
+
+from docutils.utils import normalize_language_tag
+
+
+class LanguageImporter:
+    """Import language modules.
+
+    When called with a BCP 47 language tag, instances return a module
+    with localisations from `docutils.languages` or the PYTHONPATH.
+
+    If there is no matching module, warn (if a `reporter` is passed)
+    and fall back to English.
+    """
+    packages = ('docutils.languages.', '')
+    warn_msg = ('Language "%s" not supported: '
+                'Docutils-generated text will be in English.')
+    fallback = 'en'
+    # TODO: use a dummy module returning empty strings?, configurable?
+
+    def __init__(self):
+        self.cache = {}
+
+    def import_from_packages(self, name, reporter=None):
+        """Try loading module `name` from `self.packages`."""
+        module = None
+        for package in self.packages:
+            try:
+                module = import_module(package+name)
+                self.check_content(module)
+            except (ImportError, AttributeError):
+                if reporter and module:
+                    reporter.info(f'{module} is no complete '
+                                  'Docutils language module.')
+                elif reporter:
+                    reporter.info(f'Module "{package+name}" not found.')
+                continue
+            break
+        return module
+
+    def check_content(self, module):
+        """Check if we got a Docutils language module."""
+        if not (isinstance(module.labels, dict)
+                and isinstance(module.bibliographic_fields, dict)
+                and isinstance(module.author_separators, list)):
+            raise ImportError
+
+    def __call__(self, language_code, reporter=None):
+        try:
+            return self.cache[language_code]
+        except KeyError:
+            pass
+        for tag in normalize_language_tag(language_code):
+            tag = tag.replace('-', '_')  # '-' not valid in module names
+            module = self.import_from_packages(tag, reporter)
+            if module is not None:
+                break
+        else:
+            if reporter:
+                reporter.warning(self.warn_msg % language_code)
+            if self.fallback:
+                module = self.import_from_packages(self.fallback)
+        if reporter and (language_code != 'en'):
+            reporter.info('Using %s for language "%s".'
+                          % (module, language_code))
+        self.cache[language_code] = module
+        return module
+
+
+get_language = LanguageImporter()