Adding source code files for Chapter 6

Chapter6/mypandas/operations/pandas5.py

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+# pandas5.py
+import pandas as pd
+
+weekly_data = {'day':['Monday','Tuesday', 'Wednesday', 'Thursday',
+                      'Friday', 'Saturday', 'Sunday'],
+                'temp':[40, 33, 42, 31, 41, 40, 30],
+                'condition':['Sunny','Cloudy','Sunny','Rain','Sunny',
+                        'Cloudy','Rain']
+        }
+
+df = pd.DataFrame(weekly_data)
+df.index = ['MON', 'TUE','WED','THU','FRI','SAT','SUN']
+
+#Adding a new column and then updating it
+df['Humidity1'] = [60, 70, 65,62,56,25,'']
+df['Humidity1'] = [60, 70, 65,62,56,251,'']
+
+#Inserting a colun at colum index of 2
+df.insert(2, "Humidity2",[60, 70, 65,62,56,25,''])
+#df.insert(2, "Humidity2",[60, 70, 65,62,56,25,''])
+
+#Adding two columns
+df1 = df.assign(Humidity3 = [60, 70, 65,62,56,25,''],Humidity4 = [60, 70, 65,62,56,25,''])
+print(df1)
+
+
+