Add Containerfile

Containerfile

@@ -0,0 +1,7 @@
+FROM docker.io/python
+RUN apt update && apt install -y lbzip2
+COPY pyproject.toml README.md LICENSE .
+COPY src src
+RUN python -m pip install -U pip
+RUN python -m pip install --use-pep517 .
+ENTRYPOINT bash

README.md

@@ -301,12 +301,19 @@ word `thrill` as an English verb (only one part-of-speech is shown here):
 
 ### Installing
 
-Preparation: on Linux (example from Ubuntu 20.04), you may need to
+#### Use container:
+
+```
+$ podman build -t wiktextract .
+$ podman run -it --rm wiktextract wiktwords --help
+```
+
+#### Install from source:
+
+On Linux (example from Ubuntu 20.04), you may need to
 first install the `build-essential` and `python3-dev` packages
 with `apt update && apt install build-essential python3-dev python3-pip lbzip2`.
 
-Install `wiktextract` from source:
-
 ```
 git clone https://github.com/tatuylonen/wiktextract.git
 cd wiktextract
@@ -316,12 +323,6 @@ python -m pip install -U pip
 python -m pip install --use-pep517 .
 ```
 
-Alternatively, you can install the package from pypi.org:
-
-```
-python -m pip install wiktextract
-```
-
 This software requires Python 3.
 
 ### Running tests