Move to Python 3.7 minimum #241

Merge pull request #255 from terrier-org/py37

pyterrier/__init__.py

@@ -1,4 +1,4 @@
-__version__ = "0.7.2"
+__version__ = "0.8.0-alpha"
 
 import os
 from .bootstrap import _logging, setup_terrier, setup_jnius, is_windows
@@ -78,8 +78,7 @@ def init(version=None, mem=None, packages=[], jvm_opts=[], redirect_io=True, log
     import platform
     from packaging.version import Version
     if Version(platform.python_version()) < Version('3.7.0'):
-        from warnings import warn
-        warn("From PyTerrier 0.8, Python 3.7 will be required, you currently have %s" % platform.python_version())
+        raise RuntimeError("From PyTerrier 0.8, Python 3.7 minimum is required, you currently have %s" % platform.python_version())
 
     set_tqdm(tqdm)
 

setup.py

@@ -1,6 +1,6 @@
 import sys
 
-assert sys.version_info[0] > 2, "Pyterrier requires Python 3.6"
+assert sys.version_info[0] > 2, "PyTerrier requires Python 3.7 minimum"
 
 import os
 try:
@@ -65,5 +65,5 @@ def get_version(rel_path):
         "Operating System :: OS Independent",
     ],
     install_requires=requirements,
-    python_requires='>=3.6',
+    python_requires='>=3.7',
 )