set the build type

appveyor.yml

@@ -10,7 +10,8 @@ clone_folder: C:\projects\lbry-electron
 install:
   # needed to deal with submodules
   - git submodule update --init --recursive
-  - python set-version.py
+  - python set_version.py
+  - python set_build.py
   # Get the latest stable version of Node.js or io.js
   - ps: Install-Product node $env:nodejs_version
   # install modules

build.sh

@@ -30,7 +30,8 @@ if [ "$FULL_BUILD" == "true" ]; then
   source "$VENV/bin/activate"
   set -u
   pip install -U pip setuptools pyinstaller
-  python set-version.py
+  python set_version.py
+  python set_build.py
 fi
 
 npm install

set_build.py

@@ -0,0 +1,29 @@
+"""Set the build version to be 'dev', 'qa', 'rc', 'release'"""
+
+import json
+import os.path
+import re
+import subprocess
+import sys
+
+
+def main():
+    build = get_build()
+    with open(os.path.join('lbry', 'lbrynet', 'build_type.py'), 'w') as f:
+        f.write('BUILD = "{}"'.format(build))
+
+
+def get_build():
+    try:
+        tag = subprocess.check_output(['git', 'describe', '--exact-match']).strip()
+        if re.match('v\d+\.\d+\.\d+rc\d+', tag):
+            return 'rc'
+        else:
+            return 'release'
+    except subprocess.CalledProcessError:
+        # if the build doesn't have a tag
+        return 'qa'
+
+
+if __name__ == '__main__':
+    sys.exit(main())