--- /dev/null
+usage: example_index <files>
+
+Options:
+ -h, -?, --help Show this help message
+ -s, --server StanfordNLP server URI (default is https://localhost:9000)
+ -l, --lang Language to use (default is fr)
+ -w, --whitelist-exts Allowed file extensions (default is [])
+ -b, --blacklist-exts Allowed file extensions (default is [])