Fix after removing jwt.header()

Author: jpadilla

bin/jwt

@@ -3,17 +3,19 @@
 from __future__ import print_function
 
 import optparse
-import jwt
 import sys
 import json
 import time
+import jwt
 
 __prog__ = 'jwt'
-__version__ = '0.1'
+__version__ = '1.0.0'
 
 
 def fix_optionparser_whitespace(input):
-    """Hacks around whitespace hypersensitivity in OptionParser"""
+    """
+    Hacks around whitespace hypersensitivity in OptionParser
+    """
     newline = ' ' * 80
     doublespace = '\033[8m.\033[0m' * 2
     return input.replace('  ', doublespace).replace('\n', newline)
@@ -35,50 +37,72 @@ separated by equals (=) as input. Examples:
 
 The exp key is special and can take an offset to current Unix time.
 """
-    p = optparse.OptionParser(description=fix_optionparser_whitespace(main.__doc__),
-                                prog=__prog__,
-                                version='%s %s' % (__prog__, __version__),
-                                usage='%prog [options] input')
-    p.add_option('-n', '--no-verify', action='store_false', dest='verify', default=True,
-                    help='ignore signature verification on decode')
-    p.add_option('--key', dest='key', metavar='KEY', default=None,
-                    help='set the secret key to sign with')
-    p.add_option('--alg', dest='algorithm', metavar='ALG', default='HS256',
-                    help='set crypto algorithm to sign with. default=HS256')
+    p = optparse.OptionParser(
+        description=fix_optionparser_whitespace(main.__doc__),
+        prog=__prog__,
+        version='%s %s' % (__prog__, __version__),
+        usage='%prog [options] input'
+    )
+
+    p.add_option(
+        '-n', '--no-verify',
+        action='store_false',
+        dest='verify',
+        default=True,
+        help='ignore signature verification on decode'
+    )
+
+    p.add_option(
+        '--key',
+        dest='key',
+        metavar='KEY',
+        default=None,
+        help='set the secret key to sign with'
+    )
+
+    p.add_option(
+        '--alg',
+        dest='algorithm',
+        metavar='ALG',
+        default='HS256',
+        help='set crypto algorithm to sign with. default=HS256'
+    )
 
     options, arguments = p.parse_args()
+
     if len(arguments) > 0 or not sys.stdin.isatty():
         # Try to decode
         try:
             if not sys.stdin.isatty():
                 token = sys.stdin.read()
             else:
                 token = arguments[0]
+
             token = token.encode('utf-8')
-            valid_jwt = jwt.header(token)
-            if valid_jwt:
-                try:
-                    print(json.dumps(jwt.decode(token, key=options.key, verify=options.verify)))
-                    sys.exit(0)
-                except jwt.DecodeError as e:
-                    print(e)
-                    sys.exit(1)
-        except jwt.DecodeError:
-            pass
+            data = jwt.decode(token, key=options.key, verify=options.verify)
+
+            print(json.dumps(data))
+            sys.exit(0)
+        except jwt.DecodeError as e:
+            print(e)
+            sys.exit(1)
 
         # Try to encode
         if options.key is None:
-            print("Key is required when encoding. See --help for usage.")
+            print('Key is required when encoding. See --help for usage.')
             sys.exit(1)
 
         # Build payload object to encode
         payload = {}
+
         for arg in arguments:
             try:
-                k,v = arg.split('=', 1)
+                k, v = arg.split('=', 1)
+
                 # exp +offset special case?
                 if k == 'exp' and v[0] == '+' and len(v) > 1:
                     v = str(int(time.time()+int(v[1:])))
+
                 # Cast to integer?
                 if v.isdigit():
                     v = int(v)
@@ -88,17 +112,26 @@ The exp key is special and can take an offset to current Unix time.
                         v = float(v)
                     except ValueError:
                         pass
+
                 # Cast to true, false, or null?
                 constants = {'true': True, 'false': False, 'null': None}
+
                 if v in constants:
                     v = constants[v]
+
                 payload[k] = v
             except ValueError:
-                print("Invalid encoding input at {}".format(arg))
+                print('Invalid encoding input at {}'.format(arg))
                 sys.exit(1)
 
         try:
-            print(jwt.encode(payload, key=options.key, algorithm=options.algorithm))
+            token = jwt.encode(
+                payload,
+                key=options.key,
+                algorithm=options.algorithm
+            )
+
+            print(token)
             sys.exit(0)
         except Exception as e:
             print(e)
@@ -107,4 +140,4 @@ The exp key is special and can take an offset to current Unix time.
         p.print_help()
 
 if __name__ == '__main__':
-     main()
+    main()