print version on startup

copyparty/__main__.py

@@ -18,6 +18,7 @@ from textwrap import dedent
 from .__init__ import E
 from .__version__ import S_VERSION, S_BUILD_DT
 from .svchub import SvcHub
+from .util import py_desc
 
 
 class RiceFormatter(argparse.HelpFormatter):
@@ -69,7 +70,7 @@ def ensure_cert():
     try:
         if filecmp.cmp(cert_cfg, cert_insec):
             print(
-                "\033[33m\n  using default TLS certificate; https will be insecure."
+                "\033[33m  using default TLS certificate; https will be insecure."
                 + "\033[36m\n  certificate location: {}\033[0m\n".format(cert_cfg)
             )
     except:
@@ -80,6 +81,9 @@ def ensure_cert():
 
 
 def main():
+    f = "\033[36mcopyparty v{} ({})\n   python v{}\033[0m\n"
+    print(f.format(S_VERSION, S_BUILD_DT, py_desc()))
+
     ensure_locale()
     ensure_cert()
 

copyparty/__version__.py

@@ -1,7 +1,7 @@
 # coding: utf-8
 
-VERSION = (0, 1, 0)
-BUILD_DT = (2019, 6, 13)
+VERSION = (0, 2, 0)
+BUILD_DT = (2019, 7, 8)
 
 S_VERSION = ".".join(map(str, VERSION))
 S_BUILD_DT = "{0:04d}-{1:02d}-{2:02d}".format(*BUILD_DT)

copyparty/util.py

@@ -6,6 +6,7 @@ import sys
 import base64
 import struct
 import hashlib
+import platform
 import threading
 import subprocess as sp  # nosec
 
@@ -469,6 +470,18 @@ def gzip_orig_sz(fn):
         return struct.unpack("I", f.read(4))[0]
 
 
+def py_desc():
+    py_ver = ".".join([str(x) for x in sys.version_info])
+    ofs = py_ver.find(".final.")
+    if ofs > 0:
+        py_ver = py_ver[:ofs]
+
+    bitness = struct.calcsize("P") * 8
+    host_os = platform.system()
+
+    return "{0} on {1}{2}".format(py_ver, host_os, bitness)
+
+
 class Pebkac(Exception):
     def __init__(self, code, msg=None):
         super(Pebkac, self).__init__(msg or HTTPCODE[code])