Add files via upload

Inban-pythonic · web-flow · commit 82bef40d7052 · 2017-11-19T20:23:27.000+05:30
diff --git a/3.4.a. Files operation.py b/3.4.a. Files operation.py
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+"""
+
+'''poem = '''\
+Programming is fun when the work is done
+if you wanna make your work also fun:
+    use Python:
+
+
+#Open for 'w'riting
+f = open('poem.txt', 'w')
+#Write text to file
+f.write(poem)
+#Close the file
+f.close()
+
+#If no mode is specified,
+#'r'ead mode is assumed by default
+f = open('poem.txt')
+while True:
+    line = f.readline()
+    #Zero length indicates EOF
+    if len(line) == 0:
+        break
+    #The line already has newline
+    # at the end of each line
+    # since it is reading from a file.
+    print(line, end='')
+
+#close the file
+f.close()"""
+
+
+#PICKLE
+
+#Python provides a standard module called pickle which you can use to store any plain Python object in a file and then get it back later.
+#This is called storing object persistently.
+
+'''import pickle
+
+#The name of the file where we will store the object
+shoplistfile = 'shoplist.data'
+# The list of things to buy
+shoplist = ['apple', 'mango', 'carrot']
+
+#Write to the file
+f = open(shoplistfile, 'wb')
+#Dump the object to a file
+pickle.dump(shoplist, f)
+f.close()
+
+# Destroy the shoplist variable
+del shoplist
+
+# Read back from the storage
+f = open(shoplistfile, 'rb')
+# Load the object from the file
+storedlist = pickle.load(f)
+print(storedlist)'''
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