use either readline or pyreadline

virtualsmartcard/doc/README.txt.in

@@ -111,6 +111,7 @@ the following:
 - PyCrypto_
 - PBKDF2_
 - PIP_
+- readline_ or PyReadline_
 - OpenPACE_ (nPA emulation)
 
 
@@ -265,6 +266,8 @@ Notes and References
 .. _pyscard: http://pyscard.sourceforge.net/
 .. _PyCrypto: http://pycrypto.org/
 .. _PBKDF2: https://www.dlitz.net/software/python-pbkdf2/
+.. _readline: https://docs.python.org/3.3/library/readline.html
+.. _PyReadline: https://pypi.python.org/pypi/pyreadline
 .. _PIP: http://www.pythonware.com/products/pil/
 .. _OpenPACE: https://github.com/frankmorgner/openpace
 .. _`Fabio Ottavi's UMDF Driver for a Virtual Smart Card Reader`: http://www.codeproject.com/Articles/134010/An-UMDF-Driver-for-a-Virtual-Smart-Card-Reader

virtualsmartcard/src/vpicc/virtualsmartcard/CardGenerator.py

@@ -17,7 +17,7 @@
 # virtualsmartcard.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-import sys, getpass, anydbm, readline, logging
+import sys, getpass, anydbm, logging
 from pickle import loads, dumps
 from virtualsmartcard.TLVutils import pack, unpack
 from virtualsmartcard.utils import inttostring
@@ -25,6 +25,10 @@ from virtualsmartcard.SmartcardFilesystem import MF, DF, TransparentStructureEF
 from virtualsmartcard.ConstantDefinitions import FDB, ALGO_MAPPING
 from virtualsmartcard.CryptoUtils import protect_string, read_protected_string
 from virtualsmartcard.SmartcardSAM import SAM
+try:
+    import readline
+except ImportError:
+    import pyreadline as readline
 
 # pgp directory
 #self.mf.append(DF(parent=self.mf,