build: allow for .devN version numbers

1 files changed, 11 insertions, 7 deletions

diff --git a/coverage/version.py b/coverage/version.py
index 8ebeee40..2c051f84 100644
--- a/coverage/version.py
+++ b/coverage/version.py
@@ -4,28 +4,32 @@
 """The version and URL for coverage.py"""
 # This file is exec'ed in setup.py, don't import anything!
 
-# Same semantics as sys.version_info.
+# version_info: same semantics as sys.version_info.
+# _dev: the .devN suffix if any.
 version_info = (6, 6, 0, "beta", 2)
+_dev = 0
 
 
-def _make_version(major, minor, micro, releaselevel, serial):
+def _make_version(major, minor, micro, releaselevel="final", serial=0, dev=0):
     """Create a readable version string from version_info tuple components."""
     assert releaselevel in ['alpha', 'beta', 'candidate', 'final']
     version = "%d.%d.%d" % (major, minor, micro)
     if releaselevel != 'final':
         short = {'alpha': 'a', 'beta': 'b', 'candidate': 'rc'}[releaselevel]
         version += f"{short}{serial}"
+    if dev != 0:
+        version += f".dev{dev}"
     return version
 
 
-def _make_url(major, minor, micro, releaselevel, serial):
+def _make_url(major, minor, micro, releaselevel, serial=0, dev=0):
     """Make the URL people should start at for this version of coverage.py."""
     url = "https://coverage.readthedocs.io"
-    if releaselevel != 'final':
+    if releaselevel != "final" or dev != 0:
         # For pre-releases, use a version-specific URL.
-        url += "/en/" + _make_version(major, minor, micro, releaselevel, serial)
+        url += "/en/" + _make_version(major, minor, micro, releaselevel, serial, dev)
     return url
 
 
-__version__ = _make_version(*version_info)
-__url__ = _make_url(*version_info)
+__version__ = _make_version(*version_info, _dev)
+__url__ = _make_url(*version_info, _dev)