ch08

ch08/files/open_try.py

@@ -0,0 +1,29 @@
+# files/open_try.py
+fh = open('fear.txt', 'rt')  # r: read, t: text
+
+for line in fh.readlines():
+    print(line.strip())  # remove whitespace and print
+
+fh.close()
+
+
+# secured by try/finally
+fh = open('fear.txt', 'rt')
+
+try:
+    for line in fh.readlines():
+        print(line.strip())
+
+finally:
+    fh.close()
+
+
+# equivalent to:
+fh = open('fear.txt')  # rt is default
+
+try:
+    for line in fh:  # we can iterate directly on fh
+        print(line.strip())
+
+finally:
+    fh.close()