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Update 'README.md'

天问 1 year ago
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      README.md

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README.md

@@ -1,3 +1,39 @@
 # csv
 
-csv 读写
+csv 读写
+
+
+## Usage
+
+写csv:
+```
+import csv
+
+with open("xx", "w", encoding="utf-8") as f:
+    writer = csv.writer(f)
+    writer.writerow(["name", "url", "description"])
+    for repo in self.repos:
+        writer.writerow(
+            [repo["name"], repo["html_url"], repo["description"]])
+
+```
+
+读csv:
+```
+with open(self.gityoqi_repo_list, "r", encoding="utf-8") as f:
+    reader = csv.reader(f)
+    self.repos = []
+    for row in reader:
+        if row[0] == "name":
+            continue
+        self.repos.append({
+            "name": row[0],
+            "html_url": row[1],
+            "description": row[2]
+        })
+```
+
+
+## Develop
+
+todo