Drop Python 3.6 support and switch to 3.7+ API

Author: encukou

.github/workflows/python-package.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.7', '3.8', '3.9', '3.10']
 
     steps:
     - uses: actions/checkout@v2

jupyter_console/ptshell.py

@@ -650,13 +650,13 @@ async def interact(self, loop=None, display_banner=None):
                     self.run_cell(code, store_history=True)
 
     async def _main_task(self):
-        loop = asyncio.get_event_loop()
-        tasks = [asyncio.ensure_future(self.interact(loop=loop))]
+        loop = asyncio.get_running_loop()
+        tasks = [asyncio.create_task(self.interact(loop=loop))]
 
         if self.include_other_output:
             # only poll the iopub channel asynchronously if we
             # wish to include external content
-            tasks.append(asyncio.ensure_future(self.handle_external_iopub(loop=loop)))
+            tasks.append(asyncio.create_task(self.handle_external_iopub(loop=loop)))
 
         _, pending = await asyncio.wait(tasks, return_when=asyncio.FIRST_COMPLETED)
 

mypy.ini

@@ -1,4 +1,4 @@
 [mypy]
-python_version = 3.6
+python_version = 3.7
 ignore_missing_imports = True
 follow_imports = silent

setup.py

@@ -16,7 +16,7 @@
 import sys
 
 
-if sys.version_info < (3, 6):
+if sys.version_info < (3, 7):
     pip_message = 'This may be due to an out of date pip. Make sure you have pip >= 9.0.1.'
     try:
         import pip
@@ -32,10 +32,11 @@
 
 
     error = """
-Jupyter_Console 6.2+ supports Python 3.6 and above.
+Jupyter_Console 6.2+ supports Python 3.7 and above.
 When using Python 2.7, please install and older version of Jupyter Console
 Python 3.3 and 3.4 were supported up to Jupyter Console 5.x.
 Python 3.5 was supported up to Jupyter Console 6.1.0.
+Python 3.6 was supported up to Jupyter Console 6.4.3.
 
 Python {py} detected.
 {pip}
@@ -82,7 +83,6 @@
         'License :: OSI Approved :: BSD License',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
@@ -97,7 +97,7 @@
     extras_require={
         'test:sys_platform != "win32"': ['pexpect'],
     },
-    python_requires='>=3.6',
+    python_requires='>=3.7',
     entry_points={
         'console_scripts': [
             'jupyter-console = jupyter_console.app:main',