Add files via upload

Author: Gagan1111

Contact-management/contact_management.py

@@ -0,0 +1,102 @@
+from prettytable import PrettyTable
+import sqlite3
+import os
+os.chdir('E:\project')
+#--------------------------------------------------
+my_database = sqlite3.connect('contact.db')
+try: 
+    my_database.execute('select * from contact')
+except:
+    my_database.execute('''CREATE TABLE CONTACT
+         (NAME          char(30)   primary key  NOT NULL,
+         Phone_no       INT   NOT NULL,
+         ADDRESS        CHAR(50),
+         EMAIL_ID       CHAR(50));''')
+#--------------------------------------------------------
+#print(my_database.execute('select * from contact'))
+class contacts:
+    Name = str()
+    Mobile_no = str()
+    Address = str()
+    Email = str()
+    def __init__(self):#constructor used for declaring variable
+       self.Name =  ''
+       self.Mobile_no = ''
+       self.Address =''
+       self.Email = ''
+    def show_table_format(self,contact_detail):
+        myview = PrettyTable(['Name','Phone no.','Address','Email Id'])
+        data = []
+        for i in contact_detail:
+            data.append(i)
+        if(not data):
+            print('oops no data found !!! :(')
+            return
+        myview.add_rows(data)
+        print(myview)
+        return
+
+    def Add_contact(self):
+        self.Name = input('Enter the name: ')
+        self.Mobile_no = input('Enter the number: ')
+        self.Address = input('Enter the address: ')
+        self.Email = input('Enter the email: ')
+
+        my_database.execute('Insert into contact values("{}","{}","{}","{}")'.format(self.Name,self.Mobile_no,self.Address,self.Email))
+        my_database.commit()
+        print('Data saved succesfully')
+        return
+
+    def show_contacts(self):
+        contact_detail = my_database.execute('select * from contact')
+        self.show_table_format(contact_detail)
+       
+    def Edit_contacts(self):
+        self.Delete_contacts()
+        self.Add_contact()
+    def Delete_contacts(self):
+        delete_name = input('Enter the name of contact to edit/delete: ')
+
+        my_database.execute('Delete from contact where NAME = "{}" COLLATE NOCASE'.format(delete_name))
+        my_database.commit()
+        print('Data deleted succefully')
+
+    def search_contacts(self):
+        search_name = input('Enter the name of contact to search: ')
+        data =  my_database.execute("select * from contact where name = '{}' COLLATE NOCASE".format(search_name))
+        self.show_table_format(data)
+
+def start_up():
+    print(' '*15,'1. Press a to add new contact')
+    print(' '*15,'2. Press s to show contacts')
+    print(' '*15,'3. Press e to edit contacts')
+    print(' '*15,'4. Press d to delete contacts')
+    print(' '*15,'5. Press g to search contacts')
+
+if __name__ == "__main__":
+    person = contacts()
+    print('----------------:Welcome to contact list management system:-------------')
+    
+    answer = 'y'
+    while answer in ['y','Y']:
+        start_up()
+        choice = input('Enter your choice: ')
+        if choice in ['a','A']:
+            person.Add_contact()
+        elif choice in ['s','S']:
+            person.show_contacts()
+        elif choice in ['e','E']:
+            person.Edit_contacts()
+        elif choice in ['d','D']:
+            person.Delete_contacts()
+        elif choice in ['g','G']:
+            person.search_contacts()
+        else:
+            print('oops invalid choice !!! ')
+        answer = input('Want to perform more operation y/n !!')
+    print('Programme closed succesfully')
+
+
+
+
+