New minor release (v0.6.5).

CHANGELOG.rst

@@ -1,6 +1,13 @@
 Release History
 ===============
 
+0.6.5 (2017-02-16)
+------------------
+
+* added a command to list all available generators for the lsb-set module;
+* test when the data image is coming via byte stream, for the lsb module.
+
+
 0.6.4 (2017-02-06)
 ------------------
 

bin/lsb-set

@@ -70,20 +70,25 @@ parser_reveal.add_argument("-o", dest="secret_binary",
                 help="Output for the binary secret (Text or any binary file).")
 
 
+# Subparser: List generators
+parser_list_generators = subparsers.add_parser('list-generators',
+                                                help='list-generators help')
+
 arguments = parser.parse_args()
 
-try:
+if arguments.command != 'list-generators':
-    arguments.generator_function
+    try:
-except AttributeError:
+        arguments.generator_function
-    print('You must specify the name of a generator.')
+    except AttributeError:
-    parser.print_help()
+        print('You must specify the name of a generator.')
-    exit(1)
+        parser.print_help()
+        exit(1)
 
-try:
+    try:
-    generator = getattr(generators, arguments.generator_function)()
+        generator = getattr(generators, arguments.generator_function)()
-except AttributeError as e:
+    except AttributeError as e:
-    print("Unknown generator: {}".format(arguments.generator_function))
+        print("Unknown generator: {}".format(arguments.generator_function))
-    exit(1)
+        exit(1)
 
 if arguments.command == 'hide':
     if arguments.secret_message != None:
@@ -110,3 +115,9 @@ elif arguments.command == 'reveal':
             f.write(data)
     else:
         print(secret)
+
+elif arguments.command == 'list-generators':
+    import inspect
+    all_generators = inspect.getmembers(generators, inspect.isfunction)
+    for generator in all_generators:
+        print(generator[0], generator[1].__doc__)

docs/conf.py

@@ -50,7 +50,7 @@ copyright = u'2012-2017, Cédric Bonhomme'
 # The short X.Y version.
 version = '0.6'
 # The full version, including alpha/beta/rc tags.
-release = '0.6.4'
+release = '0.6.5'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.

setup.py

@@ -36,7 +36,7 @@ with open('CHANGELOG.rst', 'r') as f:
 
 setup(
     name='Stegano',
-    version='0.6.4',
+    version='0.6.5',
     author='Cédric Bonhomme',
     author_email='cedric@cedricbonhomme.org',
     packages=packages,
@@ -44,7 +44,7 @@ setup(
     scripts=scripts,
     url='https://github.com/cedricbonhomme/Stegano',
     description='A Python Steganography module.',
-    long_description=readme + '\n\n' + changelog,
+    long_description=readme + '\n|\n|\n|\n' + changelog,
     platforms = ['Linux'],
     license='GPLv3',
     install_requires=requires,

stegano/lsbset/generators.py

@@ -38,6 +38,9 @@ def identity():
         n += 1
 
 def Dead_Man_Walking():
+    """
+    Dead Man Walking.
+    """
     n = 0
     while True:
         yield n + 7
@@ -96,6 +99,10 @@ def eratosthenes_composite():
         p1 = p2
 
 def carmichael():
+    """
+    https://oeis.org/A002997
+    Composite numbers n such that a^(n-1) == 1 (mod n) for every a coprime to n.
+    """
     for m in eratosthenes_composite():
         for a in range(2, m):
             if pow(a,m,m) != a:
@@ -116,9 +123,9 @@ def ackermann(m, n):
 
 def fibonacci():
     """
+    https://oeis.org/A000045
     A generator for Fibonacci numbers, goes to next number in series on each call.
     This generator start at 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181, 6765, 10946, ...
-    See: http://oeis.org/A000045
     """
     a, b = 1, 2
     while True: