Update instructions to use PyPI (and tidy Markdown formatting)

README.md

@@ -2,48 +2,89 @@
 
 This python script reads an AddressBook database file (`AddressBook-v22.abcddb`) and export its content to a vCard file (`.vcf`).
 
-I created this script to automate my contacts backup procedure.
+I created this script to automate my contacts backup procedure. The output of this script should be exactly the same as dragging and dropping the "All Contacts" card.
-The output of this script should be exactly the same as dragging and dropping the “All Contacts” card.
 
+## Installation
 
-### Usage
+To install `abcddb2vcard` from [PyPi](https://pypi.org/project/abcddb2vcard/), use `pip`:
 
 ```sh
-python3 abcddb2vcard.py backup/contacts_$(date +"%Y-%m-%d").vcf
+pip install abcddb2vcard
+```
+
+Or
+
+```sh
+pip3 install abcddb2vcard
+```
+
+`abcddb2vcard` can then be used from any working directory in the Terminal.
+
+To uninstall:
+
+```sh
+pip uninstall abcddb2vcard
+```
+
+Or
+
+```sh
+pip3 uninstall abcddb2vcard
+```
+
+## Usage
+
+```sh
+abcddb2vcard backup/contacts_$(date +"%Y-%m-%d").vcf
 ```
 
 > assuming db is located at "~/Library/Application Support/AddressBook/AddressBook-v22.abcddb"
 
-#### Export into individual files
+### Export into individual files
 
 ```sh
-python3 abcddb2vcard.py outdir -s 'path/%{fullname}.vcf'
+abcddb2vcard outdir -s 'path/%{fullname}.vcf'
 ```
 
-#### Extract contact images
+### Extract contact images
 
 ```sh
-python3 vcard2image.py AllContacts.vcf ./profile_pics/
+vcard2img AllContacts.vcf ./profile_pics/
 ```
 
+## Supported data fields
 
-### Supported data fields
+- `firstname`
+- `lastname`
+- `middlename`
+- `nameprefix`
+- `namesuffix`
+- `nickname`
+- `maidenname`
+- `phonetic_firstname`
+- `phonetic_middlename`
+- `phonetic_lastname`
+- `phonetic_organization`
+- `organization`
+- `department`
+- `jobtitle`
+- `birthday`
+- `[email]`
+- `[phone]`
+- `[address]`
+- `[socialprofile]`
+- `note`
+- `[url]`
+- `[xmpp-service]`
+- `image`
+- `iscompany`
 
-`firstname`, `lastname`, `middlename`, `nameprefix`, `namesuffix`, `nickname`, `maidenname`, `phonetic_firstname`, `phonetic_middlename`, `phonetic_lastname`, `phonetic_organization`, `organization`, `department`, `jobtitle`, `birthday`, `[email]`, `[phone]`, `[address]`, `[socialprofile]`, `note`, `[url]`, `[xmpp-service]`, `image`, `iscompany`
+## Limitations
 
+The `image` field currently only supports JPG images. But as far as I see, Apple converts PNG to JPG before storing the image. If you encounter a db which includes other image types, please let me know.
 
-### Limitations
+## Disclaimer
 
-The `image` field currently only supports JPG images.
+You should check the output for yourself before using it in a production environment. I have tested the script with many arbitrary fields, however there may be some edge cases missing. Feel free to create an issue for missing or wrong field values.
-But as far as I see, Apple converts PNG to JPG before storing the image.
-If you encounter a db which includes other image types, please let me know.
 
-
+> **Note:** The output of `diff` or `FileMerge.app` can be different to this output. Apple does some weird transformations on vcf export that are not only unnecessary but in many cases break the re-import of the file.
-### Disclaimer
-
-You should check the output for yourself before using it in a production environment.
-I have tested the script with many arbitrary fields, however there may be some edge cases missing.
-Feel free to create an issue for missing or wrong field values.
-
-**Note:** The output of `diff` or `FileMerge.app` can be different to this output.
-Apples does some weird transformations on vcf export that are not only unnecessary but in many cases break the re-import of the file.