Merge pull request #8 from codesrg/develop

Develop

README.md

@@ -31,7 +31,23 @@ to encrypt/decrypt message:
   -p, --path     path to store encrypted/decrypted message
 ```
 
-###
+### Python Script
+To encrypt/decrypt message using rsa.
+```
+from sipher import rsa
+
+rsa.gen_keys()
+privatekey, publickey = rsa.load_keys()
+
+message = 'sipher'
+signature = rsa.sign(message, privatekey)
+citext = rsa.encrypt(message, publickey)
+
+decrypted_message = rsa.decrypt(citext, privatekey)
+verify(decrypted_message, signature, publickey)
+```
+
+### Command Line
 To encrypt a text and copy it to clipboard.
 ```
 $ sipher data --encrypt --copy --alg base64

requirements.txt

@@ -1,3 +1,3 @@
-pyperclip==1.8.2
 rsa~=4.8
-srutil>=1.0.2
+srutil~=1.0.0
+pyperclip==1.8.2

sipher/__main__.py

@@ -6,14 +6,11 @@
 from pathlib import Path
 
 from ._sipher import Sipher
-from . import rsa, base64, morse
-
-__prog__ = 'sipher'
-__version__ = '1.0.2'
+from . import rsa, base64, morse, __version__, __package__
 
 
 def get_argument():
-    parser = argparse.ArgumentParser(prog=__prog__, usage="sipher [options]")
+    parser = argparse.ArgumentParser(prog=__package__, usage=util.stringbuilder(__package__, " [options]"))
     parser.add_argument('-v', '--version', action='version', help='show version number and exit.', version=__version__)
     group = parser.add_argument_group("to encrypt/decrypt message")
     group.add_argument("data", type=str, help="data to encrypt/decrypt")