moar readme

README.md

@@ -7,4 +7,33 @@ The unbiased, generator-powered rewrite.
 Q: Why is it better than the one coming with Python right now?
 --------------------------------------------------------------
 
-A: because the `-i` option of the command line interface allows you to indent with tabs or 2 spaces or whatever you prefer.
+A: because the `-i` option of the command line interface allows you to indent with tabs or 2 spaces or whatever you prefer.
+
+Q: What else? And how?
+----------------------
+
+A:
+
+```
+usage: reindent.py [-hvdnb] [-i spaces] [file [file ...]]
+
+Reindents each input file. If none is given, code is read from stdin and
+written to stdout. In this mode, all options except -i are ignored.
+
+positional arguments:
+  file                  files (and directories) to reindent
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -i spaces, --indentation spaces
+                        indentation level depth. “0” means 1 tab
+                        (default: 4 spaces)
+  -v, --verbose         print information during run. can be used 2 times
+                        (default: no output)
+  -d, --dry-run         discard reindented file contents
+                        (default: overwrite files)
+  -n, --no-recurse      only reindent directly passed files
+                        (default: also indent all scripts in passed directories)
+  -b, --no-backup       prevent backup from being created
+                        (default: create backup)
+```

reindent.py

@@ -3,7 +3,7 @@
 """
 Reindents each input file. If none is given,
 code is read from stdin and written to stdout.
-in this mode, all options except -i are ignored.
+In this mode, all options except -i are ignored.
 """
 
 #TODO: don’t change multiline strings that aren’t docstrings