Add setuptools and update install docs

.gitignore

@@ -1 +1,4 @@
 data
+venv
+*.egg-info
+__pycache__

Pipfile

@@ -4,6 +4,7 @@ url = "https://pypi.org/simple"
 verify_ssl = true
 
 [dev-packages]
+pipenv-setup = "*"
 
 [packages]
 click = "*"

README.md

@@ -4,18 +4,19 @@
 easier to use by denormalising it, concatenating the files, adding headers, and
 standardising some of the formatting.
 
-## Usage
-With Python 3 and [Pipenv][pipenv] installed:
+## Installation
+Ensure you have Python 3.7+ installed on your machine.
+
+```
+pip3 install --user "git+https://github.com/timwis/code-point-open-transformer#egg=code-point-open-transformer"
+```
 
-1. Clone this repository and run `pipenv install` within it.
-2. Download the [Code-Point Open][cpo] dataset and unzip it.
-3. Activate a local environment using `pipenv shell`.
-4. Run the script using `python bin/cli.py /path/to/unzipped_data/ /path/to/output_dir/`
+## Usage
+```
+Usage: codepointopen [OPTIONS] PACKAGE_DIR OUTPUT_DIR
 
-The script will write a `.csv` file for every set of regions included in the code-point
-open "code list" files. It will also merge all the data files, converting linked values
-to [CURIE][curie] format. Finally, it modifies the `Postcode` column to format it with a
-single space
+  Improve usability of Code-Point Open data and link to lookup files
+```
 
 This script does the following:
 

setup.py

@@ -0,0 +1,18 @@
+from setuptools import setup
+
+setup(
+    name="code_point_open_transformer",
+    version="2.0",
+    py_modules=["code_point_open_transformer"],
+    install_requires=[
+        "click==7.0",
+        "openpyxl==3.0.0",
+        "tqdm==4.36.1",
+        "xlrd==1.2.0",
+    ],
+    dependency_links=[],
+    entry_points="""
+      [console_scripts]
+      codepointopen=code_point_open_transformer.cli:main
+    """,
+)