implement (#94)

AdvancedPhotonSource · Aug 13, 2024 · 8f65b0f · 8f65b0f
1 parent 01e576a
commit 8f65b0f
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Showing 2 changed files with 5 additions and 10 deletions.
diff --git a/ptychodus/plugins/lclsFileReaders.py b/ptychodus/plugins/lclsFileReaders.py
@@ -66,6 +66,7 @@ def __init__(self) -> None:
 
     def read(self, filePath: Path) -> DiffractionDataset:
         dataset = SimpleDiffractionDataset.createNullInstance(filePath)
+        metadata = DiffractionMetadata.createNullInstance(filePath)
 
         try:
             with tables.open_file(filePath, mode='r') as h5File:
@@ -83,16 +84,6 @@ def read(self, filePath: Path) -> DiffractionDataset:
                         filePath=filePath,
                         dataPath=self._dataPath,
                     )
-
-            with h5py.File(filePath, 'r') as h5File:
-                metadata = DiffractionMetadata.createNullInstance(filePath)
-                contentsTree = self._treeBuilder.build(h5File)
-
-                try:
-                    data = h5File.get_node(self._dataPath)
-                except KeyError:
-                    logger.debug('Unable to find data.')
-                else:
                     metadata = DiffractionMetadata(
                         numberOfPatternsPerArray=numberOfPatterns,
                         numberOfPatternsTotal=numberOfPatterns,
@@ -101,6 +92,9 @@ def read(self, filePath: Path) -> DiffractionDataset:
                         filePath=filePath,
                     )
 
+            with h5py.File(filePath, 'r') as h5File:
+                contentsTree = self._treeBuilder.build(h5File)
+
             dataset = SimpleDiffractionDataset(metadata, contentsTree, [array])
         except OSError:
             logger.debug(f'Unable to read file \"{filePath}\".')

diff --git a/pyproject.toml b/pyproject.toml
@@ -25,6 +25,7 @@ module = [
     "pvaccess",
     "pvapy.*",
     "scipy.*",
+    "tables.*",
     "tifffile",
     "tike.*",
 ]