Giving an error saying "snapshot must be specified" when calling the firebase.get() function.

[ModernShrub]

Hello,
I am getting this error when pressing the "send" button in the following code:

from tkinter import *
from firebase import firebase
from simplecrypt import encrypt, decrypt

login_window = Tk()
login_window.geometry("400x400")
login_window.config(bg='#AB92BF')

fbase = firebase.FirebaseApplication("https://chattap-335d8-default-rtdb.firebaseio.com/", None)
print("firebase done")


login_window = Tk()
login_window.geometry("400x400")
login_window.config(bg='#AB92BF')

username = ''
your_code = ''
your_friends_code = ''
message_text = ''
message_entry = ''
last_value = ''

def getData():
    global message_text 
    global last_value
    global your_code
    global your_friends_code
    get_your_data = firebase.get('/', your_code)
    print(get_your_data)
    byte_str = bytes.fromhex(get_your_data)
    original = decrypt('AIM', byte_str)
    print(original)
    final_message = original.decode("utf-8")
    print(final_message)
    message_text.insert(END, final_message+"\n")
    
    get_friends_data = firebase.get('/', your_friends_code)
    if (get_friends_data() != None):
        print(get_friends_data)
        byte_str = bytes.fromhex(get_friends_data)
        original = decrypt('AIM', byte_str)
        print(original)
        final_message = original.decode("utf-8")
        if (final_message != NONE):
            print(final_message)
            message_text.insert(END, final_message+"\n")
            last_value = final_message
        
    
def sendData(): 
    global username
    global message_entry
    global your_code
    message = username+ " : " + message_entry.get()
    ciphercode = encrypt('AIM', message)
    hex_string = ciphercode.hex()
    put_date = fbase.put("/", your_code, hex_string)
    print(put_date)
    getData()

def enterRoom():
    global message_entry
    
    message_window = Tk()
    message_window.config(bg='#AFC1D6')
    message_window.geometry("600x500")
    
    message_text = Text(message_window, height=20, width=72)
    message_text.place(relx=0.5,rely=0.35, anchor=CENTER)
    
    message_label = Label(message_window, text="Message " , font = 'arial 13', bg='#AFC1D6', fg="white")
    message_label.place(relx=0.3,rely=0.8, anchor=CENTER)
    
    message_entry = Entry(message_window, font = 'arial 15')
    message_entry.place(relx=0.6,rely=0.8, anchor=CENTER)
    
    btn_send = Button(message_window, text="Send", font = 'arial 13', bg="#D6CA98", fg="black", padx=10, relief=FLAT, command=sendData)
    btn_send.place(relx=0.5,rely=0.9, anchor=CENTER)
    
    message_window.mainloop()
    login_window.destroy()
    

username_label = Label(login_window, text="Username : " , font = 'arial 13', bg ='#AB92BF', fg="white")
username_label.place(relx=0.3,rely=0.3, anchor=CENTER)

username_entry = Entry(login_window)
username_entry.place(relx=0.6,rely=0.3, anchor=CENTER)

your_code_label = Label(login_window, text="Your code :  " , font = 'arial 13', bg ='#AB92BF', fg="white")
your_code_label.place(relx=0.3,rely=0.4, anchor=CENTER)

your_code_entry = Entry(login_window)
your_code_entry.place(relx=0.6,rely=0.4, anchor=CENTER)

friends_code_label = Label(login_window, text="Your Friends code :  " , font = 'arial 13', bg ='#AB92BF', fg="white")
friends_code_label.place(relx=0.22,rely=0.5, anchor=CENTER)

friends_code_entry = Entry(login_window)
friends_code_entry.place(relx=0.6,rely=0.5, anchor=CENTER)

btn_start = Button(login_window, text="Start" , font = 'arial 13' , bg="#CEF9F2", fg="black", command=enterRoom, relief=FLAT, padx=10)
btn_start.place(relx=0.5,rely=0.65, anchor=CENTER)

login_window.mainloop()
```
"here is the error
```
Output from spyder call 'get_namespace_view':
Exception in Tkinter callback
Traceback (most recent call last):
  File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.9_3.9.2800.0_x64__qbz5n2kfra8p0\lib\tkinter\__init__.py", line 1892, in __call__
    return self.func(*args)
  File "path to python file", line 58, in sendData
    fbase.put("/", your_code, hex_string)
  File "AppData\Local\Packages\PythonSoftwareFoundation.Python.3.9_qbz5n2kfra8p0\LocalCache\local-packages\Python39\site-packages\firebase\decorators.py", line 20, in wrapped
    return f(*args, **kwargs)
  File \AppData\Local\Packages\PythonSoftwareFoundation.Python.3.9_qbz5n2kfra8p0\LocalCache\local-packages\Python39\site-packages\firebase\firebase.py", line 295, in put
    assert name, 'Snapshot name must be specified'
AssertionError: Snapshot name must be specified`
```

using spyder 5.2.2 running python 3.9
Thank you

[ModernShrub]

Could someone please tell me what this error means and how to fix int?

[ModernShrub]

*it