Add support for end-to-end encryption. Fixes #46

setup.py

@@ -5,6 +5,19 @@ import os
 with open("requirements.txt") as reqs:
     install_requires = reqs.read().splitlines()
 
+with open("optional-requirements.txt") as reqs:
+    extras_require = {}
+    current = []
+    for line in reqs.read().splitlines():
+        if line.startswith("#/"):
+            extras_require[line[2:]] = current = []
+        elif not line or line.startswith("#"):
+            continue
+        else:
+            current.append(line)
+
+extras_require["all"] = list({dep for deps in extras_require.values() for dep in deps})
+
 path = os.path.join(os.path.abspath(os.path.dirname(__file__)), "maubot", "__meta__.py")
 __version__ = "UNKNOWN"
 with open(path) as f:
@@ -25,6 +38,7 @@ setuptools.setup(
     packages=setuptools.find_packages(),
 
     install_requires=install_requires,
+    extras_require=extras_require,
 
     classifiers=[
         "Development Status :: 3 - Alpha",