Some tweaks to the testing. Make SLS SXTM files open read only

Makefile

@@ -14,7 +14,7 @@ clean:
 	- find -name '__pycache__' -exec rm -rf {} \;
 
 test:
-	pytest -n `python -c 'import os;print(min(8,os.cpu_count()))'`
+	pytest -n `python -c 'import os;print(min(12,os.cpu_count()))'`
 
 test-single:
 	pytest --pdb

Stoner/HDF5.py

@@ -52,6 +52,9 @@ def get_hdf_loader(f, default_loader=lambda *args, **kargs: None):
 
 
 class HDFFileManager:
+
+    """Context manager for HDF5 files."""
+
     def __init__(self, filename, mode="r"):
         """Initialise context handler.
 
@@ -601,7 +604,7 @@ def _load(self, filename, *args, **kargs):
             self.filename = filename
         if isinstance(filename, path_types):  # We got a string, so we'll treat it like a file...
             try:
-                f = h5py.File(filename, "r+")
+                f = h5py.File(filename, "r")
             except IOError as err:
                 raise StonerLoadError(f"Failed to open {filename} as a n hdf5 file") from err
         elif isinstance(filename, h5py.File) or isinstance(filename, h5py.Group):

tests/Stoner/Image/test_core.py

@@ -45,7 +45,7 @@ def _expected():
         8: {6: 1056, 7: 1058, 8: 1062, 9: 1087, 10: 1089, 11: 1089},
         9: {6: 1056, 7: 1058, 8: 1062, 9: 1087, 10: 1089, 11: 1089},
         10: {6: 1056, 7: 1062, 8: 1062, 9: 1062, 10: 1089, 11: 1090},
-        11: {6: 1056, 7: 1062, 8: 1062, 9: 1062, 10: 1089, 11: 1097},
+        11: {6: 1056, 7: 1062, 8: 1062, 9: 1062, 10: 1089, 11: 1097 },
     }
     return data[py][scipy]
 

tests/Stoner/analysis/test_filtering.py

@@ -12,6 +12,7 @@
 def setup_function(function):
     global testd
     x = np.linspace(0, 2 * np.pi, 721)
+    np.random.seed(87654321)
     y = np.sin(2 * x) + np.random.normal(scale=0.02, size=x.size)
     testd = Data(x, y, column_headers=["Time", "Ramp", "sine"])