Python Program to create a dictionary for student data which contain Roll No, Name, Div., Marks and City. Perform Insert, Update, Delete operation on it.<\/p>\n\n\n\n
students = {}<\/p>\n\n\n\n
while True:
print(“\\n1. Insert”)
print(“2. Update”)
print(“3. Delete”)
print(“4. Display”)
print(“5. Exit”)<\/p>\n\n\n\n
choice = input(\"Enter choice: \")\n\n# Insert\nif choice == '1':\n roll = input(\"Enter Roll No: \")\n name = input(\"Enter Name: \")\n div = input(\"Enter Division: \")\n marks = input(\"Enter Marks: \")\n city = input(\"Enter City: \")\n\n students[roll] = {\n \"Name\": name,\n \"Div\": div,\n \"Marks\": marks,\n \"City\": city\n }\n print(\"Student inserted.\")\n\n# Update\nelif choice == '2':\n roll = input(\"Enter Roll No to update: \")\n if roll in students:\n students[roll][\"Name\"] = input(\"Enter new Name: \")\n students[roll][\"Div\"] = input(\"Enter new Division: \")\n students[roll][\"Marks\"] = input(\"Enter new Marks: \")\n students[roll][\"City\"] = input(\"Enter new City: \")\n print(\"Student updated.\")\n else:\n print(\"Student not found.\")\n\n# Delete\nelif choice == '3':\n roll = input(\"Enter Roll No to delete: \")\n if roll in students:\n del students[roll]\n print(\"Student deleted.\")\n else:\n print(\"Student not found.\")\n\n# Display\nelif choice == '4':\n if students:\n for roll in students:\n print(\"\\nRoll No:\", roll)\n print(\"Name:\", students[roll][\"Name\"])\n print(\"Div:\", students[roll][\"Div\"])\n print(\"Marks:\", students[roll][\"Marks\"])\n print(\"City:\", students[roll][\"City\"])\n else:\n print(\"No records found.\")\n\n# Exit\nelif choice == '5':\n break\n\nelse:\n print(\"Invalid choice!\")<\/code><\/pre>\n\n\n\n<\/p>\n","protected":false},"excerpt":{"rendered":"
Python Program to create a dictionary for student data which contain Roll No, Name, Div., Marks and City. Perform Insert, Update, Delete operation on it. Student Dictionary students = {} while True:print(“\\n1. Insert”)print(“2. Update”)print(“3. Delete”)print(“4. Display”)print(“5. Exit”)<\/p>\n","protected":false},"author":1,"featured_media":96,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,44],"tags":[26,46,45],"class_list":["post-128","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bca","category-programming-skills","tag-bca-paper-solution","tag-programming-skills","tag-python"],"_links":{"self":[{"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/posts\/128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/comments?post=128"}],"version-history":[{"count":1,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/posts\/128\/revisions"}],"predecessor-version":[{"id":129,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/posts\/128\/revisions\/129"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/media\/96"}],"wp:attachment":[{"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/media?parent=128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/categories?post=128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alpeshconnect.in\/blog\/wp-json\/wp\/v2\/tags?post=128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}