Omit python2.x support.

conda/.binstar.yml

@@ -1,49 +1,48 @@
 
-## The package attribure specifies a binstar package namespace to build the package to. 
+## The package attribure specifies a binstar package namespace to build the package to.
 ## This can be specified here or on the command line
 package: phono3py
 
 ## You can also specify the account to upload to,
-## you must be an admin of that account, this 
+## you must be an admin of that account, this
 ## defaults to your user account
-# user: USERNAME 
+# user: USERNAME
 
 #===============================================================================
 # Build Matrix Options
 # Thes options may be a single item, a list or empty
-# The resulting number of builds is [platform * engine * env] 
+# The resulting number of builds is [platform * engine * env]
 #===============================================================================
 
 ## The platforms to build on.
-## platform defaults to linux-64 
-# platform: 
+## platform defaults to linux-64
+# platform:
 #  - linux-64
 #  - linux-32
-## The engine are the inital conda packages you want to run with 
+## The engine are the inital conda packages you want to run with
 engine:
- - python=2
  - python=3
-## The env param is an environment variable list 
+## The env param is an environment variable list
 env:
   - GIT_BRANCH=master
 
 #===============================================================================
 # Scrip options
 # Thes options may be broken out into the before_script, script and after_script
-# or not, that is up to you 
+# or not, that is up to you
 #===============================================================================
 
 ## Run before the script
 before_script:
   - conda install anaconda-client --yes
-## Put your main computations here!  
+## Put your main computations here!
 script:
   - conda update -n root conda conda-build --yes
   - GIT_BRANCH=`git branch |grep '^*'|sed -e 's/^*\s\?//' -e 's/(HEAD [a-z ]* \(.*\))$/\1/'`
   - conda build .
 
 ## This will run after the script regardless of the result of script
-## BINSTAR_BUILD_RESULT=[succcess|failure] 
+## BINSTAR_BUILD_RESULT=[succcess|failure]
 after_script:
   - echo "The build was a $BINSTAR_BUILD_RESULT" | tee artifact1.txt
 ## This will be run only after a successfull build
@@ -71,8 +70,8 @@ after_failure:
 
 ## Build Targets: Upload these files to your binstar package
 ## build targets may be a list of files (globs allows) to upload
-## The special build targets 'conda' and 'pypi' may be used to 
-## upload conda builds  
+## The special build targets 'conda' and 'pypi' may be used to
+## upload conda builds
 ## e.g. conda is an alias for /opt/anaconda/conda-bld/<os-arch>/*.tar.bz2
 build_targets:
   - conda

conda/meta.yaml

@@ -26,7 +26,7 @@ build:
 
 requirements:
   build:
-    - python
+    - python>=3.5
     - pip
     - numpy>=1.11
     - scipy
@@ -39,7 +39,7 @@ requirements:
     - spglib
 
   run:
-    - python
+    - python>=3.5
     - pip
     - numpy>=1.11
     - scipy

setup.py

@@ -340,6 +340,7 @@ if __name__ == '__main__':
               author_email='atz.togo@gmail.com',
               url='http://phonopy.github.io/phono3py/',
               packages=packages_phono3py,
+              python_requires='>=3.5',
               install_requires=['numpy', 'scipy', 'PyYAML', 'matplotlib',
                                 'h5py', 'spglib', 'phonopy>=2.11,<2.12'],
               provides=['phono3py'],