Add sample code

content/_code-samples/quickstart/py/lesson8-time-escrow.py

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+import tkinter as tk
+import xrpl
+import json
+
+from mod1 import get_account, get_account_info, send_xrp
+from mod8 import create_time_escrow, finish_time_escrow, get_escrows, cancel_time_escrow, get_transaction
+
+
+#############################################
+## Handlers #################################
+#############################################
+
+## Mod 8 Handlers
+
+def standby_create_time_escrow():
+    results = create_time_escrow(
+        ent_standby_seed.get(),
+        ent_standby_amount.get(),
+        ent_standby_destination.get(),
+        ent_standby_escrow_finish.get(),
+        ent_standby_escrow_cancel.get()
+    )
+    text_standby_results.delete("1.0", tk.END)
+    text_standby_results.insert("1.0", json.dumps(results, indent=4))
+
+def operational_finish_time_escrow():
+    results = finish_time_escrow(
+        ent_operational_seed.get(),
+        ent_operational_escrow_owner.get(),
+        ent_operational_sequence_number.get()
+    )
+    text_operational_results.delete("1.0", tk.END)
+    text_operational_results.insert("1.0", json.dumps(results, indent=4))
+
+def operational_get_escrows():
+    results = get_escrows(ent_operational_account.get())
+    text_operational_results.delete("1.0", tk.END)
+    text_operational_results.insert("1.0", json.dumps(results, indent=4))
+
+def standby_cancel_time_escrow():
+    results = cancel_time_escrow(
+        ent_standby_seed.get(),
+        ent_standby_escrow_owner.get(),
+        ent_standby_escrow_sequence_number.get()
+    )
+    text_standby_results.delete("1.0", tk.END)
+    text_standby_results.insert("1.0", json.dumps(results, indent=4))
+    
+def operational_get_transaction():
+    results = get_transaction(ent_operational_account.get(),
+                              ent_operational_look_up.get())
+    text_operational_results.delete("1.0", tk.END)
+    text_operational_results.insert("1.0", json.dumps(results, indent=4))    
+
+## Mod 1 Handlers
+
+def get_standby_account():
+    new_wallet = get_account(ent_standby_seed.get())
+    ent_standby_account.delete(0, tk.END)
+    ent_standby_seed.delete(0, tk.END)
+    ent_standby_account.insert(0, new_wallet.classic_address)
+    ent_standby_seed.insert(0, new_wallet.seed)
+
+
+def get_standby_account_info():
+    accountInfo = get_account_info(ent_standby_account.get())
+    ent_standby_balance.delete(0, tk.END)
+    ent_standby_balance.insert(0,accountInfo['Balance'])
+    text_standby_results.delete("1.0", tk.END)
+    text_standby_results.insert("1.0",json.dumps(accountInfo, indent=4))
+
+
+def standby_send_xrp():
+    response = send_xrp(ent_standby_seed.get(),ent_standby_amount.get(),
+                       ent_standby_destination.get())
+    text_standby_results.delete("1.0", tk.END)
+    text_standby_results.insert("1.0",json.dumps(response.result, indent=4))
+    get_standby_account_info()
+    get_operational_account_info()
+
+
+def get_operational_account():
+    new_wallet = get_account(ent_operational_seed.get())
+    ent_operational_account.delete(0, tk.END)
+    ent_operational_account.insert(0, new_wallet.classic_address)
+    ent_operational_seed.delete(0, tk.END)
+    ent_operational_seed.insert(0, new_wallet.seed)
+
+
+def get_operational_account_info():
+    accountInfo = get_account_info(ent_operational_account.get())
+    ent_operational_balance.delete(0, tk.END)
+    ent_operational_balance.insert(0,accountInfo['Balance'])
+    text_operational_results.delete("1.0", tk.END)
+    text_operational_results.insert("1.0",json.dumps(accountInfo, indent=4))
+
+
+def operational_send_xrp():
+    response = send_xrp(ent_operational_seed.get(),ent_operational_amount.get(),
+                        ent_operational_destination.get())
+    text_operational_results.delete("1.0", tk.END)
+    text_operational_results.insert("1.0",json.dumps(response.result,indent=4))
+    get_standby_account_info()
+    get_operational_account_info()
+
+
+# Create a new window with the title "Time-based Escrow Example"
+window = tk.Tk()
+window.title("Time-based Escrow Example")
+
+# Form frame
+frm_form = tk.Frame(relief=tk.SUNKEN, borderwidth=3)
+frm_form.pack()
+
+# Create the Label and Entry widgets for "Standby Account"
+lbl_standy_seed = tk.Label(master=frm_form, text="Standby Seed")
+ent_standby_seed = tk.Entry(master=frm_form, width=50)
+lbl_standby_account = tk.Label(master=frm_form, text="Standby Account")
+ent_standby_account = tk.Entry(master=frm_form, width=50)
+lbl_standy_amount = tk.Label(master=frm_form, text="Amount")
+ent_standby_amount = tk.Entry(master=frm_form, width=50)
+lbl_standby_destination = tk.Label(master=frm_form, text="Destination")
+ent_standby_destination = tk.Entry(master=frm_form, width=50)
+lbl_standby_balance = tk.Label(master=frm_form, text="XRP Balance")
+ent_standby_balance = tk.Entry(master=frm_form, width=50)
+
+lbl_standby_escrow_finish = tk.Label(master=frm_form, text="Escrow Finish (seconds)")
+ent_standby_escrow_finish = tk.Entry(master=frm_form, width=50)
+lbl_standby_escrow_cancel = tk.Label(master=frm_form, text="Escrow Cancel (seconds)")
+ent_standby_escrow_cancel = tk.Entry(master=frm_form, width=50)
+lbl_standby_escrow_sequence_number = tk.Label(master=frm_form, text="Sequence Number")
+ent_standby_escrow_sequence_number = tk.Entry(master=frm_form, width=50)
+lbl_standby_escrow_owner = tk.Label(master=frm_form, text="Escrow Owner")
+ent_standby_escrow_owner = tk.Entry(master=frm_form, width=50)                    
+lbl_standby_results = tk.Label(master=frm_form, text="Results")
+text_standby_results = tk.Text(master=frm_form, height = 20, width = 65)
+
+# Place fields in a grid.
+lbl_standy_seed.grid(row=0, column=0, sticky="e")
+ent_standby_seed.grid(row=0, column=1)
+lbl_standby_account.grid(row=2, column=0, sticky="e")
+ent_standby_account.grid(row=2, column=1)
+lbl_standy_amount.grid(row=3, column=0, sticky="e")
+ent_standby_amount.grid(row=3, column=1)
+lbl_standby_destination.grid(row=4, column=0, sticky="e")
+ent_standby_destination.grid(row=4, column=1)
+lbl_standby_balance.grid(row=5, column=0, sticky="e")
+ent_standby_balance.grid(row=5, column=1)
+lbl_standby_escrow_finish.grid(row=6, column=0, sticky="e")
+ent_standby_escrow_finish.grid(row=6, column=1)
+lbl_standby_escrow_cancel.grid(row=7, column=0, sticky="e")
+ent_standby_escrow_cancel.grid(row=7, column=1)
+lbl_standby_escrow_sequence_number.grid(row=8, column=0, sticky="e")
+ent_standby_escrow_sequence_number.grid(row=8, column=1)
+lbl_standby_escrow_owner.grid(row=9, column=0, sticky="e")
+ent_standby_escrow_owner.grid(row=9, column=1)
+lbl_standby_results.grid(row=10, column=0, sticky="ne")
+text_standby_results.grid(row=10, column=1, sticky="nw")
+
+###############################################
+## Operational Account ########################
+###############################################
+
+# Create the Label and Entry widgets for "Operational Account"
+lbl_operational_seed = tk.Label(master=frm_form, text="Operational Seed")
+ent_operational_seed = tk.Entry(master=frm_form, width=50)
+lbl_operational_account = tk.Label(master=frm_form, text="Operational Account")
+ent_operational_account = tk.Entry(master=frm_form, width=50)
+lbl_operational_amount = tk.Label(master=frm_form, text="Amount")
+ent_operational_amount = tk.Entry(master=frm_form, width=50)
+lbl_operational_destination = tk.Label(master=frm_form, text="Destination")
+ent_operational_destination = tk.Entry(master=frm_form, width=50)
+lbl_operational_balance = tk.Label(master=frm_form, text="XRP Balance")
+ent_operational_balance = tk.Entry(master=frm_form, width=50)
+lbl_operational_sequence_number = tk.Label(master=frm_form, text="Sequence Number")
+ent_operational_sequence_number = tk.Entry(master=frm_form, width=50)
+lbl_operational_escrow_owner=tk.Label(master=frm_form, text="Escrow Owner")
+ent_operational_escrow_owner=tk.Entry(master=frm_form, width=50)
+lbl_operational_look_up = tk.Label(master=frm_form, text="Transaction to Look Up")
+ent_operational_look_up = tk.Entry(master=frm_form, width=50)
+lbl_operational_results = tk.Label(master=frm_form,text='Results')
+text_operational_results = tk.Text(master=frm_form, height = 20, width = 65)
+
+
+#Place the widgets in a grid
+lbl_operational_seed.grid(row=0, column=4, sticky="e")
+ent_operational_seed.grid(row=0, column=5, sticky="w")
+lbl_operational_account.grid(row=2,column=4, sticky="e")
+ent_operational_account.grid(row=2,column=5, sticky="w")
+lbl_operational_amount.grid(row=3, column=4, sticky="e")
+ent_operational_amount.grid(row=3, column=5, sticky="w")
+lbl_operational_destination.grid(row=4, column=4, sticky="e")
+ent_operational_destination.grid(row=4, column=5, sticky="w")
+lbl_operational_balance.grid(row=5, column=4, sticky="e")
+ent_operational_balance.grid(row=5, column=5, sticky="w")
+lbl_operational_sequence_number.grid(row=6, column=4, sticky="e")
+ent_operational_sequence_number.grid(row=6, column=5, sticky="w")
+lbl_operational_escrow_owner.grid(row=7, column=4, sticky="e")
+ent_operational_escrow_owner.grid(row=7, column=5, sticky="w")
+lbl_operational_look_up.grid(row=8, column=4, sticky="e")
+ent_operational_look_up.grid(row=8, column=5, sticky="w")
+lbl_operational_results.grid(row=10, column=4, sticky="ne")
+text_operational_results.grid(row=10, column=5, sticky="nw")
+
+#############################################
+## Buttons ##################################
+#############################################
+
+# Create the Get Standby Account Buttons
+btn_get_standby_account = tk.Button(master=frm_form, text="Get Standby Account",
+                                    command = get_standby_account)
+btn_get_standby_account.grid(row = 0, column = 2, sticky = "nsew")
+btn_get_standby_account_info = tk.Button(master=frm_form,
+                                         text="Get Standby Account Info",
+                                         command = get_standby_account_info)
+btn_get_standby_account_info.grid(row = 1, column = 2, sticky = "nsew")
+btn_standby_send_xrp = tk.Button(master=frm_form, text="Send XRP >",
+                                 command = standby_send_xrp)
+btn_standby_send_xrp.grid(row = 2, column = 2, sticky = "nsew")
+
+btn_standby_create_escrow = tk.Button(master=frm_form, text="Create Time-based Escrow",
+                                 command = standby_create_time_escrow)
+btn_standby_create_escrow.grid(row = 4, column = 2, sticky="nsew")
+btn_standby_cancel_escrow = tk.Button(master=frm_form, text="Cancel Time-based Escrow",
+                                 command = standby_cancel_time_escrow)
+btn_standby_cancel_escrow.grid(row=5,column = 2, sticky="nsew")
+
+# Create the Operational Account Buttons
+btn_get_operational_account = tk.Button(master=frm_form,
+                                        text="Get Operational Account",
+                                        command = get_operational_account)
+btn_get_operational_account.grid(row=0, column=3, sticky = "nsew")
+btn_get_op_account_info = tk.Button(master=frm_form, text="Get Op Account Info",
+                                    command = get_operational_account_info)
+btn_get_op_account_info.grid(row=1, column=3, sticky = "nsew")
+btn_op_send_xrp = tk.Button(master=frm_form, text="< Send XRP",
+                            command = operational_send_xrp)
+btn_op_send_xrp.grid(row=2, column = 3, sticky = "nsew")
+btn_op_finish_escrow = tk.Button(master=frm_form, text="Finish Escrow",
+                            command = operational_finish_time_escrow)
+btn_op_finish_escrow.grid(row = 4, column = 3, sticky="nsew")
+btn_op_finish_escrow = tk.Button(master=frm_form, text="Get Escrows",
+                            command = operational_get_escrows)
+btn_op_finish_escrow.grid(row = 5, column = 3, sticky="nsew")
+btn_op_get_transaction = tk.Button(master=frm_form, text="Get Transaction",
+                            command = operational_get_transaction)
+btn_op_get_transaction.grid(row = 6, column = 3, sticky = "nsew")
+
+
+# Start the application
+window.mainloop()

content/_code-samples/quickstart/py/mod8.py

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+import xrpl
+from xrpl.clients import JsonRpcClient
+from xrpl.wallet import Wallet
+from datetime import datetime
+from xrpl.models.transactions import EscrowCreate, EscrowFinish
+from xrpl.models.requests import AccountObjects, AccountTx
+
+testnet_url = "https://s.altnet.rippletest.net:51234"
+
+
+def add_seconds(numOfSeconds):
+    new_date = datetime.now()
+    if new_date != '':
+        new_date = xrpl.utils.datetime_to_ripple_time(new_date)
+        new_date = new_date + int(numOfSeconds)
+    return new_date
+
+
+def create_time_escrow(seed, amount, destination, finish, cancel):
+    wallet=Wallet.from_seed(seed)
+    client=JsonRpcClient(testnet_url)
+    finish_date = add_seconds(finish)
+    cancel_date = add_seconds(cancel)
+
+    escrow_tx=xrpl.models.transactions.EscrowCreate(
+        account=wallet.address,
+        amount=amount,
+        destination=destination,
+        finish_after=finish_date,
+        cancel_after=cancel_date
+    ) 
+    # Submit the transaction and report the results
+    reply=""
+    try:
+        response=xrpl.transaction.submit_and_wait(escrow_tx,client,wallet)
+        reply=response.result
+    except xrpl.transaction.XRPLReliableSubmissionException as e:
+        reply=f"Submit failed: {e}"
+    return reply
+
+def finish_time_escrow(seed, owner, sequence):
+    wallet=Wallet.from_seed(seed)
+    client=JsonRpcClient(testnet_url)
+    finish_tx=xrpl.models.transactions.EscrowFinish(
+        account=wallet.address,
+        owner=owner,
+        offer_sequence=int(sequence)
+    )
+    # Submit the transaction and report the results
+    reply=""
+    try:
+        response=xrpl.transaction.submit_and_wait(finish_tx,client,wallet)
+        reply=response.result
+    except xrpl.transaction.XRPLReliableSubmissionException as e:
+        reply=f"Submit failed: {e}"
+    return reply
+
+def get_escrows(account):
+    client=JsonRpcClient(testnet_url)
+    acct_escrows=AccountObjects(
+        account=account,
+        ledger_index="validated",
+        type="escrow"
+    )
+    response=client.request(acct_escrows)
+    return response.result
+
+def cancel_time_escrow(seed, owner, sequence):
+    wallet=Wallet.from_seed(seed)
+    client=JsonRpcClient(testnet_url)
+    cancel_tx=xrpl.models.transactions.EscrowCancel(
+        account=wallet.address,
+        owner=owner,
+        offer_sequence=int(sequence)
+    )
+    # Submit the transaction and report the results
+    reply=""
+    try:
+        response=xrpl.transaction.submit_and_wait(cancel_tx,client,wallet)
+        reply=response.result
+    except xrpl.transaction.XRPLReliableSubmissionException as e:
+        reply=f"Submit failed: {e}"
+    return reply
+
+def get_transaction(account, ledger_index):
+    client=JsonRpcClient(testnet_url)
+    tx_info=AccountTx(
+        account=account,
+        ledger_index=int(ledger_index)
+    )
+    response=client.request(tx_info)
+    return response.result