shamikbose89 commited on
Commit
dd3637e
1 Parent(s): f842273

Streamlit has an error with multiple table download buttons

Browse files

When testing with a file that has multiple detected tables, each download button gets the same key causing an error. The proposed change fixes that by appending the table count to the download button key

Files changed (1) hide show
  1. app.py +4 -4
app.py CHANGED
@@ -381,7 +381,7 @@ class TableExtractionPipeline():
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  return df.to_csv().encode('utf-8')
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- def create_dataframe(self, c3, cells_pytess_result:list, max_cols:int, max_rows:int):
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  '''Create dataframe using list of cell values of the table, also checks for valid header of dataframe
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  Args:
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  cells_pytess_result: list of strings, each element representing a cell in a table
@@ -419,7 +419,7 @@ class TableExtractionPipeline():
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  c3.dataframe(df)
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  csv = self.convert_df(df)
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- c3.download_button("Download table", csv, "file.csv", "text/csv", key='download-csv')
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  return df
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@@ -447,7 +447,7 @@ class TableExtractionPipeline():
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  self.plot_results_detection(c1, model, image, probas, bboxes_scaled, delta_xmin, delta_ymin, delta_xmax, delta_ymax)
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  cropped_img_list = self.crop_tables(image, probas, bboxes_scaled, delta_xmin, delta_ymin, delta_xmax, delta_ymax)
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- for unpadded_table in cropped_img_list:
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  table = self.add_padding(unpadded_table, padd_top, padd_right, padd_bottom, padd_left)
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  # table = super_res(table)
@@ -477,7 +477,7 @@ class TableExtractionPipeline():
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  cells_pytess_result = await asyncio.gather(*sequential_cell_img_list)
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- self.create_dataframe(c3, cells_pytess_result, max_cols, max_rows)
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  st.write('Errors in OCR is due to either quality of the image or performance of the OCR')
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  # except:
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  # st.write('Either incorrectly identified table or no table, to debug remove try/except')
 
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  return df.to_csv().encode('utf-8')
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+ def create_dataframe(self, c3, cells_pytess_result:list, max_cols:int, max_rows:int, table_num: int):
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  '''Create dataframe using list of cell values of the table, also checks for valid header of dataframe
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  Args:
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  cells_pytess_result: list of strings, each element representing a cell in a table
 
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  c3.dataframe(df)
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  csv = self.convert_df(df)
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+ c3.download_button("Download table", csv, "file.csv", "text/csv", key=f'download-csv-{table_num}')
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  return df
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  self.plot_results_detection(c1, model, image, probas, bboxes_scaled, delta_xmin, delta_ymin, delta_xmax, delta_ymax)
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  cropped_img_list = self.crop_tables(image, probas, bboxes_scaled, delta_xmin, delta_ymin, delta_xmax, delta_ymax)
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+ for table_num, unpadded_table in enumerate(cropped_img_list):
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  table = self.add_padding(unpadded_table, padd_top, padd_right, padd_bottom, padd_left)
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  # table = super_res(table)
 
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  cells_pytess_result = await asyncio.gather(*sequential_cell_img_list)
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+ self.create_dataframe(c3, cells_pytess_result, max_cols, max_rows, table_num)
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  st.write('Errors in OCR is due to either quality of the image or performance of the OCR')
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  # except:
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  # st.write('Either incorrectly identified table or no table, to debug remove try/except')