made imports more robust

src/cristallina/__init__.py

@@ -15,10 +15,16 @@ except PackageNotFoundError:  # pragma: no cover
 finally:
     del version, PackageNotFoundError
 
+try:
 
-from . import utils
-from . import plot
-from . import analysis
-from . import image
-from . import channels
-from . import uscan
+    from . import utils
+    from . import plot
+    from . import analysis
+    from . import image
+    from . import channels
+    from . import uscan
+
+except (ImportError, ModuleNotFoundError) as e:
+    # Handle the case where the package is not installed
+    # or if there are issues with the imports
+    print(f"Error importing modules: {e}")

src/cristallina/jupyter_helper.py

@@ -30,7 +30,7 @@ class MySQLiteYStore(SQLiteYStore):
     """
      Custom SQL location for jupyter collaboration to avoid NFS locking issues. 
     """
-    suffix = random.randint(1E9, 9E9)
+    suffix = random.randint(int(1E9), int(9E9))
     if os.path.isdir('/scratch'):
         # We are on RA and should use the scratch space here
         db_path = f"/scratch/ystore_{suffix}.db"