Testing without SymPy

.travis.yml

@@ -66,6 +66,9 @@ matrix:
     - env: BUILD_TYPE="Release" PYTHON_VERSION="2.7" WITH_NUMPY="no"
       compiler: clang
       os: linux
+    - env: BUILD_TYPE="Debug" PYTHON_VERSION="3.6" WITH_SYMPY="no"
+      compiler: gcc
+      os: linux
     - env: BUILD_TYPE="Debug" PYTHON_VERSION="2.7"
       compiler: clang
       os: osx

appveyor.yml

@@ -42,6 +42,10 @@ environment:
       COMPILER: MinGW-w64
       PYTHON_VERSION: 35-x64
       WITH_NUMPY: no
+    - BUILD_TYPE: "Debug"
+      COMPILER: MinGW-w64
+      PYTHON_VERSION: 36-x64
+      WITH_SYMPY: no
 
 install:
 - set PYTHON_SOURCE_DIR=%CD%
@@ -76,9 +80,10 @@ install:
 - if NOT [%COMPILER%]==[MSVC15] 7z x -aoa -oC:\ pylibs.7z > NUL
 
 - set PATH=C:\Python%PYTHON_VERSION%;C:\Python%PYTHON_VERSION%\Scripts;%PATH%
-- pip install nose pytest sympy
+- pip install nose pytest
 - pip install --install-option="--no-cython-compile" cython
 - if NOT [%WITH_NUMPY%]==[no] pip install numpy
+- if NOT [%WITH_SYMPY%]==[no] pip install sympy
 
 - set /p commit=<symengine_version.txt
 - cd symengine-cpp

bin/install_travis.sh

@@ -3,7 +3,11 @@
 # symengine's bin/install_travis.sh will install miniconda
 conda update -q -n root conda
 
-export conda_pkgs="python=${PYTHON_VERSION} pip cython sympy nose pytest"
+export conda_pkgs="python=${PYTHON_VERSION} pip cython nose pytest"
+
+if [[ "${WITH_SYMPY}" != "no" ]]; then
+    export conda_pkgs="${conda_pkgs} sympy";
+fi
 
 if [[ "${WITH_NUMPY}" != "no" ]]; then
     export conda_pkgs="${conda_pkgs} numpy";