Getting home path and username in python

user_home.py

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+#!/usr/bin/evn python
+
+# Getting the home path:
+import os
+
+home = os.curdir                      
+
+if 'HOME' in os.environ:
+    home = os.environ['HOME']
+elif os.name == 'posix':
+    home = os.path.expanduser("~/")
+elif os.name == 'nt':
+    if 'HOMEPATH' in os.environ and 'HOMEDRIVE' in os.environ:
+        home = os.environ['HOMEDRIVE'] + os.environ['HOMEPATH']
+else:
+    home = os.environ['HOMEPATH']
+
+# Getting user:
+for name in ('LOGNAME', 'USER', 'LNAME', 'USERNAME'):
+    user = os.environ.get(name)
+    if user:
+        return user
+
+     # If not user from os.environ.get()
+     import pwd
+     return pwd.getpwuid(os.getuid())[0]
+