chore: address deprecation warnings (#282)

dandhlee · web-flow · commit 18ac8fa9fdee · 2023-02-03T11:29:01.000-06:00
diff --git a/packages/gcp-sphinx-docfx-yaml/docfx_yaml/extension.py b/packages/gcp-sphinx-docfx-yaml/docfx_yaml/extension.py
@@ -87,12 +87,12 @@ class Bcolors:
 REFFUNCTION = 'func'
 INITPY = '__init__.py'
 # Regex expression for checking references of pattern like ":class:`~package_v1.module`"
-REF_PATTERN = ':(py:)?(func|class|meth|mod|ref|attr|exc):`~?[a-zA-Z0-9_.<> ]*(\(\))?`'
+REF_PATTERN = r':(py:)?(func|class|meth|mod|ref|attr|exc):`~?[a-zA-Z0-9_.<> ]*(\(\))?`'
 # Regex expression for checking references of pattern like "~package_v1.subpackage.module"
-REF_PATTERN_LAST = '~([a-zA-Z0-9_<>]*\.)*[a-zA-Z0-9_<>]*(\(\))?'
+REF_PATTERN_LAST = r'~([a-zA-Z0-9_<>]*\.)*[a-zA-Z0-9_<>]*(\(\))?'
 # Regex expression for checking references of pattern like
 # "[module][google.cloud.cloudkms_v1.module]"
-REF_PATTERN_BRACKETS = '\[[a-zA-Z0-9_<>\-. ]+\]\[[a-zA-Z0-9_<>\-. ]+\]'
+REF_PATTERN_BRACKETS = r'\[[a-zA-Z0-9_<>\-. ]+\]\[[a-zA-Z0-9_<>\-. ]+\]'
 
 REF_PATTERNS = [
     REF_PATTERN,
diff --git a/packages/gcp-sphinx-docfx-yaml/docfx_yaml/markdown_utils.py b/packages/gcp-sphinx-docfx-yaml/docfx_yaml/markdown_utils.py
@@ -220,7 +220,7 @@ def _highlight_md_codeblocks(mdfile_path: str) -> None:
 
 def _clean_image_links(mdfile_path: str) -> None:
     """Cleans extra whitespace that breaks image links in index.html file."""
-    image_link_pattern='\[\s*!\[image\]\(.*\)\s*\]\(.*\)'
+    image_link_pattern=r'\[\s*!\[image\]\(.*\)\s*\]\(.*\)'
     new_lines = []
     with open(mdfile_path) as mdfile:
         file_content = mdfile.read()
diff --git a/packages/gcp-sphinx-docfx-yaml/docfx_yaml/monkeypatch.py b/packages/gcp-sphinx-docfx-yaml/docfx_yaml/monkeypatch.py
@@ -25,7 +25,7 @@
 from .utils import transform_node as _transform_node
 from .nodes import remarks
 
-TYPE_SEP_PATTERN = '(\[|\]|, |\(|\))'
+TYPE_SEP_PATTERN = r'(\[|\]|, |\(|\))'
 
 def _get_desc_data(node):
     assert node.tagname == 'desc'
diff --git a/packages/gcp-sphinx-docfx-yaml/docfx_yaml/utils.py b/packages/gcp-sphinx-docfx-yaml/docfx_yaml/utils.py
@@ -30,8 +30,8 @@ def slugify(value):
 
     # From Django
     """
-    value = re.sub('[^\w\s-]', '', value).strip()
-    return re.sub('[-\s]+', '-', value)
+    value = re.sub(r'[^\w\s-]', '', value).strip()
+    return re.sub(r'[-\s]+', '-', value)
 
 
 def transform_string(app, string):
