add --version flag

.travis.yml

@@ -45,6 +45,7 @@ script:
   - python3 src/urh/cythonext/build.py &> /tmp/build_log.txt
   - pytest -s --cov=src/urh --cov-config .coveragerc tests 2> /tmp/test_errors.txt
   - pip3 install .
+  - urh --version
   - urh autoclose
 
 after_failure:

appveyor.yml

@@ -50,6 +50,7 @@ build_script:
   - python setup.py build_ext --inplace
 
 test_script:
+  - python src\urh\main.py --version
   - python -m pytest
 
 after_test:

circle.yml

@@ -17,6 +17,7 @@ dependencies:
 test:
   override:                                                  
     - touch tests/show_gui
+    - python3 src/urh/main.py --version
     - python3 src/urh/cythonext/build.py
     - pytest tests
 

src/urh/main.py

@@ -2,7 +2,6 @@
 
 import locale
 import re
-import time
 import os
 import sys
 
@@ -53,21 +52,6 @@ def main():
         print("You need at least Python 3.4 for this application!")
         sys.exit(1)
 
-    t = time.time()
-    if GENERATE_UI and not hasattr(sys, 'frozen'):
-        try:
-            urh_dir = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), "..", ".."))
-            sys.path.append(urh_dir)
-            sys.path.append(os.path.join(urh_dir, "src"))
-
-            import generate_ui
-
-            generate_ui.gen()
-
-            print("Time for generating UI: %.2f seconds" % (time.time() - t))
-        except (ImportError, FileNotFoundError):
-            print("Will not regenerate UI, because script can't be found. This is okay in release.")
-
     urh_exe = sys.executable if hasattr(sys, 'frozen') else sys.argv[0]
     urh_exe = os.readlink(urh_exe) if os.path.islink(urh_exe) else urh_exe
 
@@ -76,10 +60,22 @@ def main():
 
     src_dir = os.path.join(prefix, "src")
     if os.path.exists(src_dir) and not prefix.startswith("/usr") and not re.match(r"(?i)c:\\program", prefix):
-        # Started locally, not installed
-        print("Adding {0} to pythonpath. This is only important when running URH from source.".format(src_dir))
+        # Started locally, not installed -> add directory to path
         sys.path.insert(0, src_dir)
 
+    if len(sys.argv) > 1 and sys.argv[1] == "--version":
+        import urh.version
+        print(urh.version.VERSION)
+        sys.exit(0)
+
+    if GENERATE_UI and not hasattr(sys, 'frozen'):
+        try:
+            sys.path.append(prefix)
+            import generate_ui
+            generate_ui.gen()
+        except (ImportError, FileNotFoundError):
+            print("Will not regenerate UI, because script can't be found. This is okay in release.")
+
     from urh.util import util
     util.set_windows_lib_path()