Release management using CircleCI (#3498)

* Release management using CircleCI

* Changelog updated

scripts/release_management/bump-semver.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python
+
+# Bump the release number of a semantic version number and print it. --version is required.
+# Version is
+# - vA.B.C, in which case vA.B.C+1 will be returned
+# - vA.B.C-devorwhatnot in which case vA.B.C will be returned
+# - vA.B in which case vA.B.0 will be returned
+
+import re
+import argparse
+
+
+def semver(ver):
+  if re.match('v[0-9]+\.[0-9]+',ver) is None:
+    ver="v0.0"
+    #raise argparse.ArgumentTypeError('--version must be a semantic version number with major, minor and patch numbers')
+  return ver
+
+
+if __name__ == "__main__":
+  parser = argparse.ArgumentParser()
+  parser.add_argument("--version", help="Version number to bump, e.g.: v1.0.0", required=True, type=semver)
+  args = parser.parse_args()
+
+  found = re.match('(v[0-9]+\.[0-9]+)(\.(.+))?', args.version)
+  majorminorprefix = found.group(1)
+  patch = found.group(3)
+  if patch is None:
+    patch = "0-new"
+
+  if re.match('[0-9]+$',patch) is None:
+    patchfound = re.match('([0-9]+)',patch)
+    patch = int(patchfound.group(1))
+  else:
+    patch = int(patch) + 1
+
+  print("{0}.{1}".format(majorminorprefix, patch))