From bf1b67127ddb4f3ac1f5b1620792d8344fb95028 2017-11-02 17:34:55
From: Juan C. Espinoza <juan.espinoza@jro.igp.gob.pe>
Date: 2017-11-02 17:34:55
Subject: [PATCH] Fix setup and update readme

---

diff --git a/README.md b/README.md
index 98574b8..520f3a8 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Signal Chain (SCh) is a radar data processing library developed using [Python](w
 
 ## Installation
 
-Install system dependencies, clone the latest version from [git](http://jro-dev.igp.gob.pe/rhodecode/schain/) and install it as a normal python package.
+Install system dependencies, clone the latest version from [here](http://jro-dev.igp.gob.pe/rhodecode/schain/) and install it as a normal python package.
 
 ### Linux based system
 ```
@@ -16,37 +16,25 @@ $ cd schain
 $ sudo pip install ./
 
 ```
-**It is recommended to install schain in a virtual environment**
-```
-$ sudo pip install virtualenv
-$ virtualenv /path/to/virtual --system-site-packages
-$ source /path/to/virtual/bin/activate
-(virtual) $ cd schain
-(virtual) $ pip install ./
-
-```
 
 ### MAC Os 
 ```
+$ brew install python
 $ brew install cartr/qt4/pyqt
 $ git clone http://jro-dev.igp.gob.pe/rhodecode/schain/
 $ cd schain
 $ pip install ./
 ```
 
-if ```pip install ./``` does not work, install a proper python enviroment, and repeat the steps.
-```
-$ brew install python
-```
-
-### GUI Installation
-
+**It is recommended to install schain in a virtual environment**
 ```
-$ sudo apt-get install python-pip python-dev gfortran libpng-dev freetype* libblas-dev liblapack-dev libatlas-base-dev python-qt4 python-tk libssl-dev libhdf5-dev 
-$ (virtual) bash link_PyQt4.sh
+$ virtualenv /path/to/virtual
+$ source /path/to/virtual/bin/activate
+(virtual) $ cd schain
+(virtual) $ pip install ./
+(virtual) $ bash link_PyQt4.sh
 ```
 
-
 ## First Script
 
 Read Spectra data (.pdata) - remove dc - plot spectra & RTI
diff --git a/link_PyQt4.sh b/link_PyQt4.sh
index d5d44cb..bc9f852 100755
--- a/link_PyQt4.sh
+++ b/link_PyQt4.sh
@@ -1,8 +1,5 @@
 #!/bin/bash
 # This hook is run after a new virtualenv is activated.
-# ~/.virtualenvs/postmkvirtualenv
-
-libs=( PyQt4 sip.so )
 
 python_version=python$(python -c "import sys; print (str(sys.version_info[0])+'.'+str(sys.version_info[1]))")
 var=( $(which -a $python_version) )
@@ -10,8 +7,9 @@ var=( $(which -a $python_version) )
 get_python_lib_cmd="from distutils.sysconfig import get_python_lib; print (get_python_lib())"
 lib_virtualenv_path=$(python -c "$get_python_lib_cmd")
 lib_system_path=$(${var[-1]} -c "$get_python_lib_cmd")
+sip_path=$(ls $lib_system_path/sip*.so)
 
-for lib in ${libs[@]}
-do
-    ln -s $lib_system_path/$lib $lib_virtualenv_path/$lib 
-done
+echo "Linking Qt4..."
+ln -s $lib_system_path/PyQt4 $lib_virtualenv_path/PyQt4
+echo "Linking SIP..."
+ln -s $sip_path $lib_virtualenv_path/sip.so
diff --git a/schainpy/gui/schainGUI b/schainpy/gui/schainGUI
index 0fb14e7..b3a8c54 100644
--- a/schainpy/gui/schainGUI
+++ b/schainpy/gui/schainGUI
@@ -8,7 +8,7 @@ try:
     from PyQt4.QtGui import QApplication
 except:
     log.error(
-        'You should install PtQt4 module in order to run the GUI. See the README.')
+        'You should install PyQt4 module in order to run the GUI. See the README.')
     sys.exit()
 
 
diff --git a/setup.py b/setup.py
index 341f7ce..59ba757 100644
--- a/setup.py
+++ b/setup.py
@@ -8,8 +8,6 @@ import os
 from setuptools import setup, Extension
 from setuptools.command.build_ext import build_ext as _build_ext
 from schainpy import __version__
-from schainpy.utils import log
-
 
 class build_ext(_build_ext):
     def finalize_options(self):
@@ -19,15 +17,6 @@ class build_ext(_build_ext):
         import numpy
         self.include_dirs.append(numpy.get_include())
 
-
-try:
-    from PyQt4 import QtCore, QtGui
-    from PyQt4.QtGui import QApplication
-except:
-    log.warning(
-        'You should install PyQt4 module in order to run the GUI. See the README.')
-
-
 setup(name="schainpy",
       version=__version__,
       description="Python tools to read, write and process Jicamarca data",