Cleaning up for pypi release

Author: Rex--

README.md

@@ -1,5 +1,5 @@
 # picchick
-A utility to program PIC microcontrollers
+A utility to aid in programming PIC microcontrollers
 
 
 ## Overview
@@ -11,7 +11,7 @@ It attempts to do the majority of the work on the host computer, and sends a sim
 ## Usage
 
 ```
-usage: picchick.py [options] [hexfile]
+usage: picchick [options] [hexfile]
 
 A utility for programming PIC19196 microcontrollers
 
@@ -22,13 +22,20 @@ options:
   -h, --help            show this help message and exit
   -f, --flash           flash hexfile onto the device
   --read addr           read specified address or chunk of memory
-  --write addr word     write word to specified address or chunk of memory
-  --erase addr          erase specified address or chunk of memory
+  --write addr word     write word to specified address
+  --erase [addr]        erase device or specified address
+  -d chipID, --device chipID
+                        device to be programmed
   -p port, --port port  programmer serial port
   --baud baud           serial connection baudrate
   --map                 display the hexfile
   --list-ports          list available serial ports
   --list-devices        list available device configurations
+
+flag arguments:
+  [addr]:		device memory address in hexadecimal
+	all		all device memory areas
+	flash		user flash area
 ```
 
 

software/picchick/cli.py

@@ -8,7 +8,7 @@
 
 
 DESCRIPTION = '''\
-A utility for programming PIC19196 microcontrollers\
+A utility to aid in programming PIC microcontrollers\
 '''
 
 USAGE = '''\
@@ -83,6 +83,12 @@ def parseArgv():
     # The map flag only requires the hexfile to be present
     hexfile_reqd = both_reqd or (args.map)
 
+    # If we don't need to do anything, print help because
+    # the user needs it
+    if not hexfile_reqd and not programmer_reqd:
+        parser.print_help()
+        sys.exit(0)
+
 
     # Firstly, if we need the hexfile, check if it exists
     # If not, immediatly exit with a helpful message

software/setup.cfg

@@ -7,7 +7,7 @@ description = A utility for programming PIC microntronllers
 url = https://github.com/rex--/picchick/tree/master/software
 classifiers =
     Programming Language :: Python :: 3.10
-    License :: NCSA
+    License :: OSI Approved :: University of Illinois/NCSA Open Source License
 
 [options]
 packages = picchick