fix peaklist metadata hdf5 IO error bug

Author: akialbz

dimspy/portals/hdf5_portal.py

@@ -10,7 +10,7 @@
 
 """
 
-import os, sys, logging, zlib, h5py
+import os, logging, zlib, h5py
 import cPickle as cp
 import numpy as np
 from ast import literal_eval
@@ -25,8 +25,8 @@ def _eval(v):
     except (ValueError, SyntaxError):
         return str(v)
 
-_packMeta = lambda x: [zlib.compress(cp.dumps(x))]
-_unpackMeta = lambda x: cp.loads(zlib.decompress(x[0]))
+_packMeta = lambda x: np.array(zlib.compress(cp.dumps(x)) + '\xFF') # numpy truncates right-side \x00
+_unpackMeta = lambda x: cp.loads(zlib.decompress(x[:-1]))
 
 
 # peaklists portals

tests/data/MTBLS79_subset/MTBLS79_mzml_triplicates.hdf5

@@ -12,5 +12,5 @@
 
     suite.addTest(unittest.findTestCases(test_tools))
 
-    report = os.path.join(os.path.abspath(os.path.join(__file__, os.pardir)), 'test_results', 'results_test_suite_workflow')
+    report = os.path.join(os.path.abspath(os.path.join(__file__, os.pardir)), 'test_results', 'results_test_suite_tools')
     runTestSuite(suite, report, title = 'Process Test Suite Report', verbosity = 2)