README: Update.

README.md

@@ -1 +1,98 @@
-# pyipsw
+[![Python application](https://github.com/matan1008/pyipsw/workflows/Python%20application/badge.svg)](https://github.com/matan1008/pyipsw/actions/workflows/python-app.yml "Python application action")
+[![Pypi version](https://img.shields.io/pypi/v/pyipsw.svg)](https://pypi.org/project/pyipsw/ "PyPi package")
+[![Language grade: Python](https://img.shields.io/lgtm/grade/python/g/matan1008/pyipsw.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/matan1008/pyipsw/context:python)
+
+- [Description](#description)
+- [Installation](#installation)
+- [Usage](#usage)
+    * [CLI](#cli)
+
+# Description
+
+`pyipsw` is a utility created in order to access ipsw.me data easily using python / cli.
+
+# Installation
+
+Install the last released version using `pip`:
+
+```shell
+python3 -m pip install --user -U pyipsw
+```
+
+Or install the latest version from sources:
+
+```shell
+git clone git@github.com:matan1008/pyipsw.git
+cd pyipsw
+python3 -m pip install --user -U -e .
+```
+
+# Usage
+
+## CLI
+
+In order to show data about devices, just run the devices command:
+
+```shell
+pyipsw devices
+```
+
+If you require more or less data, add `-c` with column name:
+
+```shell
+pyipsw devices -c device -c version -c BoardConfig
+```
+
+Run `pyipsw devices --help` to see available columns:
+
+```shell
+Usage: pyipsw devices [OPTIONS]
+
+  Show data about apple devices.
+
+Options:
+  -c, --columns [device|name|version|buildid|url|uploaddate|size|signed|sha1sum|releasedate|platform|md5sum|filename|cpid|bdid|BoardConfig]
+                                  Data to show
+  -f, --filters TEXT              Python code to act as filter to devices,
+                                  e.g. "iPhone11" in device
+  --help                          Show this message and exit.
+```
+
+You can also add python code to filter the printed data:
+
+```shell
+pyipsw devices -f "'iPhone10' in device and '14.4' in version"
+```
+
+Which will output:
+
+```
+------------------------------------------------------------------------------------
+| device     | version | buildid | filename                                        |
+------------------------------------------------------------------------------------
+| iPhone10,1 | 14.4.2  | 18D70   | iPhone_4.7_P3_14.4.2_18D70_Restore.ipsw         |
+| iPhone10,1 | 14.4.1  | 18D61   | iPhone_4.7_P3_14.4.1_18D61_Restore.ipsw         |
+| iPhone10,1 | 14.4    | 18D52   | iPhone_4.7_P3_14.4_18D52_Restore.ipsw           |
+| iPhone10,2 | 14.4.2  | 18D70   | iPhone_5.5_P3_14.4.2_18D70_Restore.ipsw         |
+| iPhone10,2 | 14.4.1  | 18D61   | iPhone_5.5_P3_14.4.1_18D61_Restore.ipsw         |
+| iPhone10,2 | 14.4    | 18D52   | iPhone_5.5_P3_14.4_18D52_Restore.ipsw           |
+| iPhone10,3 | 14.4.2  | 18D70   | iPhone10,3,iPhone10,6_14.4.2_18D70_Restore.ipsw |
+| iPhone10,3 | 14.4.1  | 18D61   | iPhone10,3,iPhone10,6_14.4.1_18D61_Restore.ipsw |
+| iPhone10,3 | 14.4    | 18D52   | iPhone10,3,iPhone10,6_14.4_18D52_Restore.ipsw   |
+| iPhone10,4 | 14.4.2  | 18D70   | iPhone_4.7_P3_14.4.2_18D70_Restore.ipsw         |
+| iPhone10,4 | 14.4.1  | 18D61   | iPhone_4.7_P3_14.4.1_18D61_Restore.ipsw         |
+| iPhone10,4 | 14.4    | 18D52   | iPhone_4.7_P3_14.4_18D52_Restore.ipsw           |
+| iPhone10,5 | 14.4.2  | 18D70   | iPhone_5.5_P3_14.4.2_18D70_Restore.ipsw         |
+| iPhone10,5 | 14.4.1  | 18D61   | iPhone_5.5_P3_14.4.1_18D61_Restore.ipsw         |
+| iPhone10,5 | 14.4    | 18D52   | iPhone_5.5_P3_14.4_18D52_Restore.ipsw           |
+| iPhone10,6 | 14.4.2  | 18D70   | iPhone10,3,iPhone10,6_14.4.2_18D70_Restore.ipsw |
+| iPhone10,6 | 14.4.1  | 18D61   | iPhone10,3,iPhone10,6_14.4.1_18D61_Restore.ipsw |
+| iPhone10,6 | 14.4    | 18D52   | iPhone10,3,iPhone10,6_14.4_18D52_Restore.ipsw   |
+------------------------------------------------------------------------------------
+```
+
+You can also download the firmwares with:
+
+```shell
+pyipsw download-devices /tmp/firmwares -f "'iPhone10' in device and '14.4' in version"
+```