From 8f65b0f46d0a118ebc1a341078d2ff51c58fbdb8 Mon Sep 17 00:00:00 2001
From: stevehenke <91344068+stevehenke@users.noreply.github.com>
Date: Tue, 13 Aug 2024 14:21:49 -0500
Subject: [PATCH] implement (#94)

---
 ptychodus/plugins/lclsFileReaders.py | 14 ++++----------
 pyproject.toml                       |  1 +
 2 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/ptychodus/plugins/lclsFileReaders.py b/ptychodus/plugins/lclsFileReaders.py
index cca43168..66da3a6e 100644
--- 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
index 5b325157..1a69c306 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,6 +25,7 @@ module = [
     "pvaccess",
     "pvapy.*",
     "scipy.*",
+    "tables.*",
     "tifffile",
     "tike.*",
 ]