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cambio.py

+import csv
+
+def replace_commas(input_file, output_file):
+    with open(input_file, 'r', newline='') as infile, open(output_file, 'w', newline='') as outfile:
+        reader = csv.reader(infile)
+        writer = csv.writer(outfile, delimiter=';')
+
+        for row in reader:
+            new_row = [column.replace('.', ',') for column in row]
+            writer.writerow(new_row)
+
+
+# Nombre del archivo CSV de entrada y salida
+input_filename = 'confianza.csv'
+output_filename = 'confianza_final.csv'
+
+replace_commas(input_filename, output_filename)
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