use venv etc/userconfig2.conf if it exists

cli/__init__.py

@@ -17,10 +17,9 @@ def main():
                         help='userconfig2.cfg config file',
                         dest='file', action='store')
     cmdline = parser.parse_args()
-    cfg = Conf(cmdline.file)
     debug = Debug()
     debug.set_verbose(cmdline.verbose)
-    cfg.set_debug(debug)
+    cfg = Conf(filename=cmdline.file, debug=debug)
     uc = Userconfig(cfg)
 
     cfg.debug.stdout(f"Verbose level is {cfg.debug.get_verbose()}", 1)

pyproject.toml

@@ -14,3 +14,6 @@ userconfig = "cli:main"
 
 [tool.setuptools]
 packages = [ "userconfig", "cli" ]
+
+[tool.setuptools.data-files]
+"etc" = [ "userconfig2.conf" ]

userconfig.cfg

@@ -1,6 +0,0 @@
-[Main]
-configdir = $HOME/.userconfig
-configfile = userconfig.cfg
-debug = 0
-stamp = %userconfig_generated 1.0%
-stampreplace = $userconfig_stamp$

userconfig/cfgfile.py

@@ -1,5 +1,6 @@
 import configparser
 import os
+import sys
 
 
 class Conf(object):
@@ -14,7 +15,10 @@ class Conf(object):
         if filename:
             filenames.append(filename)
         if not force_filename:
-            filenames.append(f'{os.environ.get("HOME")}/etc/userconfig2.conf')
+            if os.path.isfile(f'{os.environ.get("HOME")}/etc/userconfig2.conf'):
+                filenames.append(f'{os.environ.get("HOME")}/etc/userconfig2.conf')
+            if os.path.isfile(f'{sys.prefix}/etc/userconfig2.conf'):
+                filenames.append(f'{sys.prefix}/etc/userconfig2.conf')
         ret = self.set_filenames(filenames)
         if not ret:
             raise ValueError(f'Cannot open either configuration file: {",".join(filenames)}')

userconfig2.conf

@@ -0,0 +1,6 @@
+[userconfig]
+configdir = %(HOME)s/.userconfig
+configfile = userconfig2.cfg
+debug = 0
+stamp = %%userconfig_generated 1.0%%
+stampreplace = $userconfig_stamp$