Fixed error that occurred when reading a fits file and converting it …

…to pandas using tables_io and python in version 3.10.

requirements.txt

@@ -4,7 +4,7 @@ pandas>=1.2.0
 requests>=2.23.0
 astropy>=5.0.0
 matplotlib>=3.6.0
-tables_io>=0.7.9
+tables_io>=0.9.6
 Jinja2>=3.1.2
 ipython>=8.5.0
 h5py>=3.8.0

src/pzserver/catalog.py

@@ -3,7 +3,6 @@
 """
 
 import matplotlib.pyplot as plt
-import pandas as pd
 from IPython.display import display
 
 
@@ -16,7 +15,8 @@ def __init__(self, data=None, metadata=None, metadata_df=None):
         """
         Catalog class constructor
         """
-        self.data = pd.DataFrame(data)
+
+        self.data = data
         self.metadata = metadata
         self.columns = metadata.get("main_file").get("columns_association")
         self.metadata_df = metadata_df

src/pzserver/core.py

@@ -377,13 +377,16 @@ def get_product(self, product_id=None, fmt=None):
                     return dataframe
                 results = self.__transform_df(dataframe, metadata)
             else:
+                dataframe = tables_io.read(file_path)  # default types in Astropy Table
+
                 if fmt == "astropy":
-                    return tables_io.read(file_path, tType=tables_io.types.AP_TABLE)
-                dataframe = tables_io.read(
-                    file_path, tType=tables_io.types.PD_DATAFRAME
-                )
+                    return dataframe
+
+                dataframe = dataframe.to_pandas()
+
                 if fmt == "pandas":
                     return dataframe
+
                 results = self.__transform_df(dataframe, metadata)
 
         print("Done!")