Bugfix/jwhite242/versioninfo (#419)

Switch to importlib to get version for maestro's cli from pyproject.toml and remove old out of sync version source

maestrowf/__init__.py

@@ -41,6 +41,12 @@
 import logging
 import sys
 
+try:
+    from importlib.metadata import version
+except ImportError as imp_err:
+    # Remove this try/except upon deprecation of python 3.7
+    from importlib_metadata import version
+
 from rich import box
 from rich.console import Console
 from rich.table import Table
@@ -63,8 +69,7 @@ def emit(self, record):
 LOGGER = logging.getLogger(__name__)
 LOGGER.addHandler(NullHandler())
 
-__version_info__ = ("1", "1", "9dev1")
-__version__ = '.'.join(__version_info__)
+__version__ = version(__package__)
 
 
 @six.add_metaclass(ABCMeta)

pyproject.toml

@@ -37,6 +37,7 @@ python = ">=3.7.1,<4.0"
 coloredlogs = "*"
 dill = "*"
 filelock = "*"
+importlib_metadata = {version = "*", python = "<3.8"}
 jsonschema = ">=3.2.0"
 pyyaml = ">=4.2b1"
 rich = "*"