41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
|
import csv
|
||
|
|
|
||
|
|
def read_csv(file_path):
|
||
|
|
with open(file_path, mode='r', encoding='utf-8') as file:
|
||
|
|
return list(csv.reader(file))
|
||
|
|
|
||
|
|
def write_csv(file_path, data):
|
||
|
|
with open(file_path, mode='w', encoding='utf-8', newline='') as file:
|
||
|
|
writer = csv.writer(file)
|
||
|
|
writer.writerows(data)
|
||
|
|
|
||
|
|
def merge_tables(original_csv, new_csv):
|
||
|
|
# Convert the lists to dictionaries for easier manipulation
|
||
|
|
original_dict = {row[3]: row for row in original_csv}
|
||
|
|
new_dict = {row[3]: row for row in new_csv}
|
||
|
|
|
||
|
|
# Update or add new entries
|
||
|
|
for key in new_dict:
|
||
|
|
original_dict[key] = new_dict[key]
|
||
|
|
|
||
|
|
# Convert the dictionary back to a list
|
||
|
|
merged_data = list(original_dict.values())
|
||
|
|
|
||
|
|
return merged_data
|
||
|
|
|
||
|
|
def main():
|
||
|
|
original_csv_path = './Conversion_Table.csv'
|
||
|
|
new_csv_path = './Conversion_Table_New.csv'
|
||
|
|
|
||
|
|
original_csv = read_csv(original_csv_path)
|
||
|
|
new_csv = read_csv(new_csv_path)
|
||
|
|
|
||
|
|
# Skip the header row in new_csv
|
||
|
|
merged_data = merge_tables(original_csv, new_csv[1:])
|
||
|
|
|
||
|
|
write_csv(original_csv_path, merged_data)
|
||
|
|
print("Conversion tables have been merged and updated successfully.")
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
main()
|