display paths for missing command

Author: zaihuaji

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "rda_python_common"
-version = "2.0.15"
+version = "2.0.16"
 authors = [
   { name="Zaihua Ji", email="zji@ucar.edu" },
 ]

src/rda_python_common/pg_log.py

@@ -857,7 +857,7 @@ def valid_command(self, cmd, logact = 0):
       if cmd not in self.COMMANDS:
          buf = shutil.which(cmd)
          if buf is None:
-            if logact: self.pglog(cmd + ": executable command not found", logact)
+            if logact: self.pglog("{}: executable command not found in\n{}".format(cmd, os.environ.get("PATH")), logact)
             buf = ''
          elif option:
             buf += option