Generate ev3dev/version.py automatically

Author: ddemidov

.gitignore

@@ -5,4 +5,5 @@ __pycache__
 dist
 *.egg-info
 RELEASE-VERSION
+ev3dev/version.py
 build

ev3dev/core.py

@@ -61,15 +61,12 @@
 INPUT_AUTO = ''
 OUTPUT_AUTO = ''
 
-# Keep the __version__ in sync with the package version in debian/changelog
-__version__ = '0.7.0'
-
 # -----------------------------------------------------------------------------
 def list_device_names(class_path, name_pattern, **kwargs):
 
     if not os.path.isdir(class_path):
         return
-    
+
     """
     This is a generator function that lists names of all devices matching the
     provided parameters.
@@ -174,7 +171,7 @@ def _attribute_file_open( self, name ):
         mode = stat.S_IMODE(os.stat(path)[stat.ST_MODE])
         r_ok = mode & stat.S_IRGRP
         w_ok = mode & stat.S_IWGRP
-            
+
         if r_ok and w_ok:
             mode = 'r+'
         elif w_ok:
@@ -1420,7 +1417,7 @@ def __init__(self, address=None, name_pattern=SYSTEM_DEVICE_NAME_CONVENTION, nam
 # ~autogen
 
         self._value = [None,None,None,None,None,None,None,None]
-        
+
         self._bin_data_format = None
         self._bin_data = None
 

git_version.py

@@ -40,9 +40,8 @@ def read_release_version():
 
 
 def write_release_version(version):
-    f = open("RELEASE-VERSION", "w")
-    f.write("%s\n" % version)
-    f.close()
+    with open("RELEASE-VERSION", "w") as f:
+        f.write("%s\n" % version)
 
 
 def pep386adapt(version):
@@ -78,6 +77,10 @@ def git_version(abbrev=4):
     if version != release_version:
         write_release_version(version)
 
+    # Update the ev3dev/__version__.py
+    with open('ev3dev/version.py', 'w') as f:
+        f.write("__version__ = '{}'".format(version))
+
     # Finally, return the current version.
     return version