Unistat is a tool for calculating simple statistics on a set of unicode characters.
To install, simply run:
$ go get github.com/benbjohnson/unistat
Then run unistat
against your file:
$ unistat /path/to/myfile.txt
Control: 0
Digit: 27534
Graphic: 106517
Letter: 63330
Lower: 58824
Mark: 0
Number: 27534
Print: 106517
Punct: 10134
Space: 2069
Symbol: 3450
Title: 0
Upper: 4506
Total: 106517
You can also pipe in data from STDIN:
$ cat /path/to/myfile.txt | unistat