Qt5 Python3 conversion

README.md

@@ -7,19 +7,19 @@ Before using this tool, please make sure your platform satisfies the requirement
 
 1. There are at least 2 CPUs in your machine
 
-2. For Linux or macOS operating system, a Python (version:2.7.xx) and corresponding packages are required (see details below)
+2. For Linux or macOS operating system, Python (version: 3.x.x) and corresponding packages are required (see details below)
 
 #Python Installation
 
 1. Please download python from https://www.python.org/downloads/
 
 2. Unpack the downloaded file, for exmaple using 
 
-  $ tar -zxvf Python-2.7.xx.tar.gz in your terminal
+  $ tar -zxvf Python-3.x.x.tar.gz in your terminal
 
 3. Then enter into the created directory:
 
-  $ cd Python-2.7
+  $ cd Python-3.x
 
 4. Start the build process by configuring everthing to your system:
 
@@ -37,7 +37,7 @@ If there were no errors and eveything worked correctly, you should be able to ty
 
   $ python 
 
-  Python 2.7.x (...)
+  Python 3.x.x (...)
 
   ...
 
@@ -66,7 +66,7 @@ Biopython ($pip install biopython or http://biopython.org/)
 
 Image ($pip  install Image)
 
-PyQt4 or PySide (https://www.riverbankcomputing.com/software/pyqt/download or $pip install PySide. If you have problem in installing this package, please refer [Issue #1](https://github.com/AppliedBioinformatics/BioNanoAnalyst/issues/1) 
+PyQt5 or PySide2 (https://www.riverbankcomputing.com/software/pyqt/download or $pip install PySide2)
 
 # Run BioNanoAnalyst 
 

scripts/About.py

@@ -7,9 +7,9 @@
 # WARNING! All changes made in this file will be lost!
 
 try:
-    from PyQt4 import QtGui,QtCore
+    from PyQt5 import QtGui,QtCore,QtWidgets
 except ImportError:
-    from PySide import QtGui,QtCore
+    from PySide2 import QtGui,QtCore,QtWidgets
 
 try:
     _fromUtf8 = QtCore.QString.fromUtf8
@@ -18,20 +18,20 @@ def _fromUtf8(s):
         return s
 
 try:
-    _encoding = QtGui.QApplication.UnicodeUTF8
+    _encoding = QtWidgets.QApplication.UnicodeUTF8
     def _translate(context, text, disambig):
-        return QtGui.QApplication.translate(context, text, disambig, _encoding)
+        return QtWidgets.QApplication.translate(context, text, disambig, _encoding)
 except AttributeError:
     def _translate(context, text, disambig):
-        return QtGui.QApplication.translate(context, text, disambig)
+        return QtWidgets.QApplication.translate(context, text, disambig)
 
 class Ui_About(object):
     def setupUi(self, About):
         About.setObjectName(_fromUtf8("About"))
         About.resize(378, 342)
         About.setMinimumSize(QtCore.QSize(378, 342))
         About.setMaximumSize(QtCore.QSize(378, 342))
-        self.label = QtGui.QLabel(About)
+        self.label = QtWidgets.QLabel(About)
         self.label.setGeometry(QtCore.QRect(10, 10, 191, 21))
         font = QtGui.QFont()
         font.setFamily(_fromUtf8("Arial"))
@@ -40,7 +40,7 @@ def setupUi(self, About):
         font.setWeight(50)
         self.label.setFont(font)
         self.label.setObjectName(_fromUtf8("label"))
-        self.label_2 = QtGui.QLabel(About)
+        self.label_2 = QtWidgets.QLabel(About)
         self.label_2.setGeometry(QtCore.QRect(10, 30, 181, 21))
         font = QtGui.QFont()
         font.setFamily(_fromUtf8("Arial"))
@@ -49,26 +49,26 @@ def setupUi(self, About):
         font.setWeight(50)
         self.label_2.setFont(font)
         self.label_2.setObjectName(_fromUtf8("label_2"))
-        self.label_3 = QtGui.QLabel(About)
+        self.label_3 = QtWidgets.QLabel(About)
         self.label_3.setGeometry(QtCore.QRect(10, 50, 211, 16))
         font = QtGui.QFont()
         font.setFamily(_fromUtf8("Arial"))
         font.setPointSize(8)
         font.setItalic(False)
         self.label_3.setFont(font)
         self.label_3.setObjectName(_fromUtf8("label_3"))
-        self.label_4 = QtGui.QLabel(About)
+        self.label_4 = QtWidgets.QLabel(About)
         self.label_4.setGeometry(QtCore.QRect(10, 60, 261, 31))
         font = QtGui.QFont()
         font.setFamily(_fromUtf8("Arial"))
         font.setPointSize(8)
         font.setItalic(False)
         self.label_4.setFont(font)
         self.label_4.setObjectName(_fromUtf8("label_4"))
-        self.textBrowser = QtGui.QTextBrowser(About)
+        self.textBrowser = QtWidgets.QTextBrowser(About)
         self.textBrowser.setGeometry(QtCore.QRect(10, 90, 361, 211))
         self.textBrowser.setObjectName(_fromUtf8("textBrowser"))
-        self.about_bn = QtGui.QPushButton(About)
+        self.about_bn = QtWidgets.QPushButton(About)
         self.about_bn.setGeometry(QtCore.QRect(290, 310, 75, 23))
         self.about_bn.setObjectName(_fromUtf8("about_bn"))