support python 3.6

hyperglass/api/__init__.py

@@ -214,4 +214,6 @@ def start():
     """Start the web server with Uvicorn ASGI."""
     import uvicorn
 
+    # TODO: figure out workers issue
+    # uvicorn.run("hyperglass.api:app", **ASGI_PARAMS) # noqa: E800
     uvicorn.run(app, **ASGI_PARAMS)

hyperglass/api/events.py

@@ -10,6 +10,7 @@ from hyperglass.util import (
     build_frontend,
     clear_redis_cache,
 )
+from hyperglass.constants import MIN_PYTHON_VERSION
 from hyperglass.exceptions import HyperglassError
 from hyperglass.configuration import (
     URL_DEV,
@@ -29,9 +30,10 @@ async def check_python_version():
     """
     try:
         python_version = check_python()
-        log.info(f"Python {python_version} detected")
-    except RuntimeError as r:
-        raise HyperglassError(str(r), level="danger") from None
+        required = ".".join(tuple(str(v) for v in MIN_PYTHON_VERSION))
+        log.info(f"Python {python_version} detected ({required} required)")
+    except RuntimeError as e:
+        raise HyperglassError(str(e), level="danger") from None
 
 
 async def check_redis_instance():

hyperglass/util.py

@@ -69,12 +69,13 @@ def check_python():
         {str} -- Python version
     """
     import sys
+    import platform
     from hyperglass.constants import MIN_PYTHON_VERSION
 
     pretty_version = ".".join(tuple(str(v) for v in MIN_PYTHON_VERSION))
     if sys.version_info < MIN_PYTHON_VERSION:
         raise RuntimeError(f"Python {pretty_version}+ is required.")
-    return pretty_version
+    return platform.python_version()
 
 
 async def build_ui(app_path):
@@ -460,7 +461,7 @@ async def build_frontend(  # noqa: C901
                 elif dev_mode and not force:
                     log.debug("Running in developer mode, did not build new UI files")
 
-        migrate_static_assets()
+        migrate_static_assets(app_path)
 
     except Exception as e:
         raise RuntimeError(str(e))