Merge branch 'develop'

Author: cmlsharp

compare50/__init__.py

@@ -1,3 +1,26 @@
+def _set_version():
+    """Set check50 __version__"""
+    global __version__
+    from pkg_resources import get_distribution, DistributionNotFound
+    import os
+    # https://stackoverflow.com/questions/17583443/what-is-the-correct-way-to-share-package-version-with-setup-py-and-the-package
+    try:
+        dist = get_distribution("check50")
+        # Normalize path for cross-OS compatibility.
+        dist_loc = os.path.normcase(dist.location)
+        here = os.path.normcase(__file__)
+        if not here.startswith(os.path.join(dist_loc, "check50")):
+            # This version is not installed, but another version is.
+            raise DistributionNotFound
+    except DistributionNotFound:
+        __version__ = "locally installed, no version information available"
+    else:
+        __version__ = dist.version
+
+
+# Encapsulated inside a function so their local variables/imports aren't seen by autocompleters
+_set_version()
+
 from ._api import *
 from ._data import *
 from . import comparators, preprocessors, passes

compare50/__main__.py

@@ -14,7 +14,7 @@
 import lib50
 import termcolor
 
-from . import comparators, _api, _data, _renderer
+from . import comparators, _api, _data, _renderer, __version__
 
 
 def excepthook(cls, exc, tb):
@@ -220,14 +220,15 @@ def main():
                         metavar="MATCHES",
                         type=int,
                         help="number of matches to output")
-
     parser.add_argument("--profile",
                         action="store_true",
                         help="profile compare50 (development only, requires line_profiler, implies debug)")
-
     parser.add_argument("--debug",
                         action="store_true",
                         help="don't run anything in parallel, disable progress bar")
+    parser.add_argument("-V", "--version",
+                        action="version",
+                        version=f"%(prog)s {__version__}")
 
     args = parser.parse_args()