-aw added login sys 2352hrs 23/4

app.py

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+import streamlit as st
+import pandas as pd
+import numpy as np
+import json
+from streamlit_option_menu import option_menu
+
+
+def main():
+    st.title("Welcome to My Academic Record")
+    st.markdown("<p><TT>Designed and Developed by <a style='text-decoration:none;color:red' target='_blank' href='https://github.com/sasivatsal7122'>B.Sasi Vatsal</a></TT></p>", unsafe_allow_html=True)
+    st.caption("20L31A5413 , Department of AI&DS")
+
+    user_option = option_menu(None, ["Sign-In", "Sign-Up"], 
+    icons=['box-arrow-in-left', 'box-arrow-in-right'], 
+    menu_icon="cast", default_index=0, orientation="horizontal")
+
+
+    if user_option=='Sign-Up':
+        st.header("Haven't Sign up yet?")
+        sign_up_username = st.text_input("Enter your college roll number: ",'20L31A5413')
+        sign_up_password = st.text_input("Enter Your Password :  ",type="password")
+        create_acc = st.button("Create My Account")
+        if create_acc:
+            f = open('user_creds/users_cred.json')
+            log_in_creds = json.load(f)
+
+            ids = len(log_in_creds['Entries'])
+
+            new_user_data = {"User name":f"{sign_up_username}",
+                        "Password": f"{sign_up_password}",
+                        "ID": f"{ids + 1}"
+                        }
+
+            with open('user_creds/users_cred.json','r+') as file:
+                file_data = json.load(file)
+                log_in_creds['Entries'].append(new_user_data)
+                file_data.update(log_in_creds)
+                file.seek(0)
+                json.dump(file_data, file, indent = 4)
+            st.balloons()
+            st.success("Your Account Has been created Successfully...")        
+    else:
+        st.header("Log In here")
+        username = st.text_input("Enter your college roll number: ",'20L31A5413',key='login')
+        password = st.text_input("Enter Your Password :  ",type="password",key='login')
+        log_in_btn = st.button("Log In")
+        if log_in_btn:
+            f = open('user_creds/users_cred.json')
+            log_in_creds = json.load(f)
+            for e in log_in_creds['Entries']:
+                if username == e['User name']:
+
+                    if password == e['Password']:
+                        st.success("User Authenctication Success..Redirecting to Dashboard..")
+                        break
+                    else:
+                        st.error("Wrong Password...User Authenctication Failed")
+                        break
+
+                elif int(e['ID'])<len(log_in_creds['Entries']):
+                    continue
+                else:
+                    st.error(f"No User found with user name '{username}', try sign-up")
+
+if __name__=="__main__":
+    main()

user_creds/users_cred.json

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+{
+    "Entries": [
+        {
+            "User name": "20L31A5413",
+            "Password": "sasivatsal",
+            "ID": "1"
+        },
+        {
+            "User name": "20L31A5413",
+            "Password": "saimowli",
+            "ID": "2"
+        },
+        {
+            "User name": "20L31A5413",
+            "Password": "saimowli",
+            "ID": "3"
+        }
+    ]
+}