fix libmscp python bindings.

- fix libmscp install path by setup.py with data_files
- fix return values of mscp_get_stats()
- add examples directory for mscp python binding

examples/mscp-python.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+"""mscp.py
+
+An example python script running mscp
+"""
+
+import argparse
+import time
+import sys
+
+from rich.progress import Progress
+
+import mscp
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-f", "--from", dest = "fr",
+                        metavar = "REMOTE", default = None,
+                        help = "copy a file from this remote host")
+    parser.add_argument("-t", "--to", metavar = "REMOTE", default = None,
+                        help = "copy a file to this remote host")
+    parser.add_argument("source", help = "path to source file to be copied")
+    parser.add_argument("destination", help = "path of copy destination")
+
+    args = parser.parse_args()
+
+    if args.fr and args.to:
+        print("-f and -t are exclusive", file = sys.stderr)
+        sys.exit(1)
+    elif args.fr:
+        d = mscp.REMOTE2LOCAL
+        remote = args.fr
+    elif args.to:
+        d = mscp.LOCAL2REMOTE
+        remote = args.to
+    else:
+        print("-f or -t must be specified", file = sys.stderr)
+        sys.exit(1)
+
+
+    m = mscp.mscp(remote, d)
+    m.connect()
+    m.add_src_path(args.source)
+    m.set_dst_path(args.destination)
+    m.scan()
+    m.start()
+
+    total, done, finished = m.stats()
+    with Progress() as progress:
+
+        task = progress.add_task("[green]Copying...", total = total)
+
+        while not progress.finished:
+            total, done, finished = m.stats()
+            progress.update(task, completed = done)
+            time.sleep(0.5)
+
+    m.join()
+    m.cleanup()
+
+
+if __name__ == "__main__":
+    main()