fix install

README.md

@@ -33,11 +33,11 @@ In short, the workflow is as follows:
 
 ## Installation and setup
 
-`patchodon` executable should work with any Python 3; simply put it into a
-directory in your `PATH`.
-
-You may need `requests` and `html2text` which can be downloaded via
-distribution packages, or with `pip` (see `requirements.txt`).
+You can install via pip to any environment:
+```sh
+cd patchodon
+pip install .
+```
 
 ## Basic usage