64 lines
2.4 KiB
Python
64 lines
2.4 KiB
Python
import openpyxl
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import os
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class AnyType(str):
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def __ne__(self, __value: object) -> bool:
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return False
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ANY = AnyType("*")
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class exLoadoutReadColumn:
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@classmethod
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def INPUT_TYPES(cls):
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return {
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"required": {
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"excel_path": ("STRING", {"default": "TESTLIST2.xlsx"}), # Default Excel filename
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"sheet_name": ("STRING", {"default": "Sheet1"}), # Default sheet name
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"column_letter": ("STRING", {"default": "A"}), # Column selection by letter
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},
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}
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RETURN_TYPES = (ANY,)
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RETURN_NAMES = ("output_list",)
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OUTPUT_IS_LIST = (True,)
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FUNCTION = "read_excel_column"
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CATEGORY = "exLoadout"
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DESCRIPTION = "Reads all values from a specified column in an Excel spreadsheet and returns them as a comma-separated string inside a list."
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def read_excel_column(self, excel_path, sheet_name, column_letter):
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# Get the absolute path based on script location
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current_dir = os.path.dirname(os.path.abspath(__file__))
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full_excel_path = os.path.join(current_dir, excel_path)
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if not os.path.exists(full_excel_path):
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raise FileNotFoundError(f"Excel file not found: {full_excel_path}")
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# Load the Excel workbook
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workbook = openpyxl.load_workbook(full_excel_path, data_only=True)
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if sheet_name not in workbook.sheetnames:
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workbook.close()
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raise ValueError(f"Sheet '{sheet_name}' not found in the Excel file")
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sheet = workbook[sheet_name]
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# Convert column letter to index (A = 1, B = 2, etc.)
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column_index = openpyxl.utils.column_index_from_string(column_letter)
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# Read all non-empty values in the column, excluding the header
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values = [
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str(sheet.cell(row=row_idx, column=column_index).value)
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for row_idx in range(2, sheet.max_row + 1) # Start from row 2 to skip header
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if sheet.cell(row=row_idx, column=column_index).value is not None
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]
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workbook.close()
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# Join values into a single comma-separated string
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output_string = ", ".join(values)
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return ([output_string],) # Output as a list
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NODE_CLASS_MAPPINGS = {"exLoadoutReadColumn": exLoadoutReadColumn}
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NODE_DISPLAY_NAME_MAPPINGS = {"exLoadoutReadColumn": "exLoadout Read Column"}
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