Add shortcut to run Glances in dev environment

Makefile

@@ -16,4 +16,28 @@ docs-server: docs
 webui:
 	cd glances/outputs/static/ && npm install && npm audit fix && npm run build
 
+venv:
+	virtualenv -p /usr/bin/python3 venv
+	./venv/bin/pip install -r requirements.txt
+	./venv/bin/pip install -r optional-requirements.txt
+
+venv-upgrade:
+	./venv/bin/pip install --upgrade -r requirements.txt
+	./venv/bin/pip install --upgrade -r optional-requirements.txt
+
+run: venv
+	./venv/bin/python -m glances -C ./conf/glances.conf
+
+run-debug: venv
+	./venv/bin/python -m glances -C ./conf/glances.conf -d
+
+run-webserver: venv
+	./venv/bin/python -m glances -C ./conf/glances.conf -w
+
+run-server: venv
+	./venv/bin/python -m glances -C ./conf/glances.conf -s
+
+run-client: venv
+	./venv/bin/python -m glances -C ./conf/glances.conf -c localhost
+
 .PHONY: test docs docs-server

glances/__init__.py

@@ -44,7 +44,6 @@ except ImportError:
 # Note: others Glances libs will be imported optionally
 from glances.logger import logger
 from glances.main import GlancesMain
-from glances.globals import WINDOWS
 from glances.timer import Counter
 # Check locale
 try:
@@ -112,7 +111,7 @@ def start(config, args):
     # Start the main loop
     logger.debug("Glances started in {} seconds".format(start_duration.get()))
     if args.stdout_issue:
-        # Serve once for issue/test mode 
+        # Serve once for issue/test mode
         mode.serve_issue()
     else:
         # Serve forever

glances/standalone.py

@@ -129,15 +129,14 @@ class GlancesStandalone(object):
 
         return True if we should continue (no exit key has been pressed)
         """
-        # Start a counter used to compute the time needed for
-        # update and export the stats
-        counter = Counter()
-
         # Update stats
+        # Start a counter used to compute the time needed
+        counter = Counter()
         self.stats.update()
         logger.debug('Stats updated duration: {} seconds'.format(counter.get()))
 
         # Export stats
+        # Start a counter used to compute the time needed
         counter_export = Counter()
         self.stats.export(self.stats)
         logger.debug('Stats exported duration: {} seconds'.format(counter_export.get()))
@@ -162,9 +161,11 @@ class GlancesStandalone(object):
 
     def serve_forever(self):
         """Wrapper to the serve_forever function."""
-        loop = True
-        while loop:
-            loop = self.__serve_once()
+        # loop = True
+        # while loop:
+        #     loop = self.__serve_once()
+        while self.__serve_once():
+            pass
         self.end()
 
     def end(self):