move to a more standard python packaging structure

src/damaris/__main__.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env python3
+"""
+DAMARISi3 command-line interface.
+"""
+
+import sys
+import os
+import argparse
+import sqlite3
+
+# for numpy-1.1 and later: check the environment for LANG and LC_NUMERIC
+# see: http://projects.scipy.org/scipy/numpy/ticket/902
+if os.environ.get("LANG", "").startswith("de") or os.environ.get("LC_NUMERIC", "").startswith("de"):
+    os.environ["LC_NUMERIC"] = "C"
+
+
+def main():
+    """Main entry point for DAMARIS."""
+    parser = argparse.ArgumentParser(description='DArmstadt MAgnetic Resonance Instrumentation Software')
+
+    parser.add_argument("--run", action="store_true", help="run DAMARIS immediately with given scripts")
+    parser.add_argument("--clean", action="store_true", help="cleanup DAMARIS run files")
+    parser.add_argument("--debug", action="store_true", help="run DAMARIS with DEBUG flag set")
+    parser.add_argument("--mpl", help="run DAMARIS with matplotlib backend",
+                        choices=["GTK3Agg", "GTK3Cairo"], default="GTK3Agg")
+    parser.add_argument("exp_script", help="experiment script", nargs="?", metavar="EXP.py")
+    parser.add_argument("res_script", help="result script", nargs="?", metavar="RES.py")
+
+    args = parser.parse_args()
+
+    import matplotlib
+    if args.mpl:
+        matplotlib.use(args.mpl)
+
+    import damaris.gui.DamarisGUI
+
+    lockfile = os.path.expanduser('~/.damaris.lockdb')
+    if args.clean:
+        if os.path.exists(lockfile):
+            print("Removing lockfile: %s" % lockfile)
+            os.remove(lockfile)
+        else:
+            print("Lockfile does not exists: %s" % lockfile)
+    lockdb = sqlite3.connect(lockfile)
+
+    c = lockdb.cursor()
+    c.execute("CREATE TABLE IF NOT EXISTS damaris (uuid text, status text)")
+    lockdb.commit()
+
+    if args.debug:
+        damaris.gui.DamarisGUI.debug = True
+        print("debug flag set")
+        try:
+            import resource
+            resource.setrlimit(resource.RLIMIT_CORE, (-1, -1))
+        except ImportError:
+            pass
+
+    print(args)
+    d = damaris.gui.DamarisGUI.DamarisGUI(args.exp_script, args.res_script, start_immediately=args.run)
+    d.run()
+
+    sys.stdout = sys.__stdout__
+    sys.stderr = sys.__stderr__
+
+
+if __name__ == "__main__":
+    main()