diff --git a/ch12-file-input-and-output/6-read-and-write-csv-data.py b/ch12-file-input-and-output/6-read-and-write-csv-data.py
index 233b1d4..babcc18 100644
--- a/ch12-file-input-and-output/6-read-and-write-csv-data.py
+++ b/ch12-file-input-and-output/6-read-and-write-csv-data.py
@@ -40,18 +40,31 @@
file_path = Path.home() / "favorite_colors.csv"
-with file_path.open(mode="w", encoding="utf-8") as file:
- writer = csv.DictWriter(file, fieldnames=["name", "favorite_color"])
+def change_key(color, old_key, new_key):
+ value = color[old_key]
+ del color[old_key]
+ color[new_key] = value
+ return color
+
+favorite_colors =[change_key(color, 'favorite_color', 'favorite color')
+ for color in favorite_colors]
+
+with file_path.open('w', encoding = 'utf-8') as file:
+ writer = csv.DictWriter(file, favorite_colors[0].keys())
writer.writeheader()
writer.writerows(favorite_colors)
-
# Exercise 4
favorite_colors = []
-with file_path.open(mode="r", encoding="utf-8") as file:
- reader = csv.DictReader(file)
+with file_path.open('r', encoding = 'utf-8') as file:
+ header = file.readline()
+ header = header.replace('\n', '')
+ header = header.split(',')
+
+ reader = csv.DictReader(file, fieldnames = header)
for row in reader:
+ row = change_key(row, 'favorite color', 'favorite_color')
favorite_colors.append(row)
print(favorite_colors)
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