fix regex escape in _get_pandoc_urls (#362)

* fix regex escape in _get_pandoc_urls

* Updated lock file to fix gh actions

* fixed ci error

---------

Co-authored-by: JessicaTegner <[email protected]>

Author: jfishe

.github/workflows/ci.yaml

@@ -89,7 +89,7 @@ jobs:
       - name: Build binary Archive
         uses: pypa/[email protected]
         env:
-          CIBW_BEFORE_ALL: "python3 -m pip install setuptools && mv setup_binary.py setup.py && python3 setup.py download_pandoc"
+          CIBW_BEFORE_ALL: "python3 -m pip install --break-system-packages setuptools && mv setup_binary.py setup.py && python3 setup.py download_pandoc"
           CIBW_BUILD: cp39-*  # Build any 1 python version as this wheel is not version dependent
           # We skip some variants because:
           # - pandoc does not publish binaries for Linux 32bit

poetry.lock

@@ -58,7 +58,7 @@ def _get_pandoc_urls(version="latest"):
     # regex for the binaries
     uname = platform.uname()[4]
     processor_architecture = "arm" if uname.startswith("arm") or uname.startswith("aarch") else "amd"
-    regex = re.compile(r"/jgm/pandoc/releases/download/.*(?:"+processor_architecture+"|x86|mac).*\.(?:msi|deb|pkg)")
+    regex = re.compile(r"/jgm/pandoc/releases/download/.*(?:"+processor_architecture+r"|x86|mac).*\.(?:msi|deb|pkg)")
     # a list of urls to the binaries
     pandoc_urls_list = regex.findall(content.decode("utf-8"))
     # actual pandoc version