added video link to msToken input, improved handling of output directories without write permission (and added relevant unit test), removed unused requirements.txt things

setup.py

@@ -1,30 +1,6 @@
 from setuptools import setup
 
 
-def read_requirements(filename: str):
-    with open(filename) as requirements_file:
-        import re
-
-        def fix_url_dependencies(req: str) -> str:
-            """Pip and setuptools disagree about how URL dependencies should be handled."""
-            m = re.match(
-                r"^(git\+)?(https|ssh)://(git@)?github\.com/([\w-]+)/(?P<name>[\w-]+)\.git",
-                req,
-            )
-            if m is None:
-                return req
-            else:
-                return f"{m.group('name')} @ {req}"
-
-        requirements = []
-        for line in requirements_file:
-            line = line.strip()
-            if line.startswith("#") or len(line) <= 0:
-                continue
-            requirements.append(fix_url_dependencies(line))
-    return requirements
-
-
 with open("README.md", "r", encoding="utf-8") as file:
     long_description = file.read()
 
@@ -45,8 +21,6 @@ setup(
     long_description_content_type="text/markdown",
     url="https://github.com/bellingcat/tiktok-hashtag-analysis",
     license="MIT License",
-    # install_requires=read_requirements("requirements.txt"),
-    # extras_require={"dev": read_requirements("dev-requirements.txt")},
     install_requires=["seaborn", "matplotlib", "TikTokApi", "requests", "yt_dlp"],
     extras_require={"test": ["pytest", "pytest-cov", "pytest-html", "pytest-metadata"]},
     classifiers=[