Update to latest symengine version

Also change travis installation as conda is used in symengine's bin/install_travis.sh as well.

Author: isuruf

.travis.yml

@@ -110,6 +110,9 @@ install:
   - export PYTHON_SOURCE_DIR=`pwd`
   - export TEST_CPP="no"
 
+  # Setup travis for Python wrappers
+  - source bin/install_travis.sh
+
   - git clone https://github.com/symengine/symengine symengine-cpp
   - cd symengine-cpp
   - export SOURCE_DIR=`pwd`
@@ -118,12 +121,8 @@ install:
   # Setup travis for C++ library
   - if [[ "${WITH_SAGE}" != "yes" ]]; then source bin/install_travis.sh; fi
 
-  # Setup travis for Python wrappers
-  - cd $PYTHON_SOURCE_DIR
-  - source bin/install_travis.sh
-
   # Build C++ library
-  - cd symengine-cpp
+  - cd $PYTHON_SOURCE_DIR/symengine-cpp
   - bin/test_travis.sh
 
 script:

bin/install_travis.sh

@@ -1,23 +1,11 @@
 #!/usr/bin/env bash
 
 if [[ "${WITH_SAGE}" != "yes" ]]; then
-    if [[ "${TRAVIS_OS_NAME}" != "osx" ]]; then
-        wget https://repo.continuum.io/miniconda/Miniconda-latest-Linux-x86_64.sh -O miniconda.sh;
-    else
-        wget https://repo.continuum.io/miniconda/Miniconda-latest-MacOSX-x86_64.sh -O miniconda.sh;
-    fi
-    bash miniconda.sh -b -p $our_install_dir/miniconda;
-    export PATH="$our_install_dir/miniconda/bin:$PATH";
-    hash -r;
-    conda config --set always_yes yes --set changeps1 no;
-    conda update -q conda;
-    conda info -a;
-    CONDA_PKGS="pip cython sympy nose pytest"
+    # symengine's bin/install_travis.sh will install miniconda
+    conda_pkgs="python=${PYTHON_VERSION} pip cython sympy nose pytest"
     if [[ "${WITH_NUMPY}" == "yes" ]]; then
-        CONDA_PKGS="${CONDA_PKGS} numpy";
+        conda_pkgs="${conda_pkgs} numpy";
     fi
-    conda create -q -n test-environment python="${PYTHON_VERSION}" ${CONDA_PKGS};
-    source activate test-environment;
 else
     wget -O- https://dl.dropboxusercontent.com/u/46807346/sage-6.9-x86_64-Linux-Ubuntu_12.04_64_bit.tar.gz | tar xz
     SAGE_ROOT=`pwd`/sage-6.9-x86_64-Linux

symengine_version.txt

@@ -1 +1 @@
-c7a3bac9d715d9d78c3005b725c2cf4946514e32
+c1cd1adbf15d782bf48048b31428702bef81fbab