Merge branch 'master' of github.com:symengine/symengine.py into GSam-master

Author: isuruf

.github/workflows/ci.yml

@@ -8,91 +8,81 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - BUILD_TYPE: Debug
-            WITH_BFD: yes
-            PYTHON_VERSION: 3.6
-            TEST_SYMPY: yes
-            OS: ubuntu-16.04
-            CC: gcc
-
           - BUILD_TYPE: Debug
             WITH_BFD: yes
             PYTHON_VERSION: 3.9
             TEST_SYMPY: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Release
             PYTHON_VERSION: 3.7
             BUILD_SHARED_LIBS: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Release
             PYTHON_VERSION: 3.7
             WITH_MPFR: yes
             INTEGER_CLASS: gmpxx
             WITH_NUMPY: no
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Release
             PYTHON_VERSION: 3.8
             WITH_MPC: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Release
             WITH_MPFR: yes
             PYTHON_VERSION: 3.8
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Release
             PYTHON_VERSION: 3.9
             WITH_MPC: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Release
-            PYTHON_VERSION: 3.6
+            PYTHON_VERSION: 3.9
             WITH_MPC: yes
             INTEGER_CLASS: flint
             WITH_FLINT: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
 
           - BUILD_TYPE: Debug
-            PYTHON_VERSION: 3.7
+            PYTHON_VERSION: 3.9
             WITH_BFD: yes
             WITH_PIRANHA: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: gcc
-            EXTRA_APT_PACKAGES: "g++-4.8"
 
           - BUILD_TYPE: Debug
             PYTHON_VERSION: 3.8
             WITH_BFD: yes
             BUILD_SHARED_LIBS: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: clang
 
           - BUILD_TYPE: Release
             PYTHON_VERSION: 3.7
             WITH_NUMPY: yes
-            OS: ubuntu-16.04
+            OS: ubuntu-20.04
             CC: clang
 
           - BUILD_TYPE: Debug
-            PYTHON_VERSION: 3.6
+            PYTHON_VERSION: 3.8
             WITH_SYMPY: yes
-            WITH_LLVM: 8.0
+            WITH_LLVM: 13 
             WITH_SCIPY: yes
-            OS: ubuntu-16.04
-            CC: gcc-4.8
-            CXX: g++-4.8
-            EXTRA_APT_REPOSITORY: 'deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-8 main'
-            EXTRA_APT_PACKAGES: 'g++-4.8 libstdc++-4.8-dev binutils-dev llvm-8-dev'
+            OS: ubuntu-20.04
+            EXTRA_APT_REPOSITORY: 'deb http://apt.llvm.org/focal/ llvm-toolchain-focal-13 main'
+            EXTRA_APT_PACKAGES: 'llvm-13'
 
           - BUILD_TYPE: Debug
             PYTHON_VERSION: 3.7
@@ -114,13 +104,13 @@ jobs:
             CC: gcc
 
           - BUILD_TYPE: Release
-            PYTHON_VERSION: 3.6
+            PYTHON_VERSION: 3.8
             OS: macos-latest
             CC: gcc
 
           - BUILD_TYPE: Release
-            PYTHON_VERSION: 3.6
-            OS: ubuntu-16.04
+            PYTHON_VERSION: 3.8
+            OS: ubuntu-20.04
             WITH_MPC: yes
             WITH_MPFR: yes
             WITH_FLINT: yes

README.md

@@ -25,10 +25,10 @@ optionally, you may choose to install an early [developer preview](https://githu
 
 Install prerequisites.
 
-    CMake       >= 2.8.7
-    Python3     >= 3.6
-    Cython      >= 0.19.1
-    SymEngine   >= 0.4.0
+    CMake       >= 2.8.12
+    Python3     >= 3.7
+    Cython      >= 0.29.24
+    SymEngine   >= 0.7.0
 
 For SymEngine, only a specific commit/tag (see symengine_version.txt) is supported.
 Latest git master branch may not work as there may be breaking changes in SymEngine.

bin/install_travis.sh

@@ -2,7 +2,7 @@
 
 # symengine's bin/install_travis.sh will install miniconda
 
-export conda_pkgs="python=${PYTHON_VERSION} pip cython pytest gmp mpfr"
+export conda_pkgs="python=${PYTHON_VERSION} pip 'cython>=0.29.24' pytest gmp mpfr"
 
 if [[ "${WITH_NUMPY}" != "no" ]]; then
     export conda_pkgs="${conda_pkgs} numpy";

setup.py

@@ -216,7 +216,7 @@ def finalize_options(self):
 setup(name="symengine",
       version="0.7.2",
       description="Python library providing wrappers to SymEngine",
-      setup_requires=['cython>=0.19.1'],
+      setup_requires=['cython>=0.29.24'],
       long_description=long_description,
       author="SymEngine development team",
       author_email="symengine@googlegroups.com",

symengine_version.txt

@@ -1 +1 @@
-bb386f47369500d76cda07e6e9f014bfe6339f64
+b104685091b4b84a26ac3ab75b8c51943390eb05