chore: Created examples/account_info.py (#804)

Signed-off-by: nikhil-nari <[email protected]>

Author: nikhil-nari

CHANGELOG.md

@@ -13,7 +13,7 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Added missing validation logic `fee_schedule_key` in integration `token_create_transaction_e2e_test.py` and ``token_update_transaction_e2e_test.py`. 
 - Add `account_balance_query.py` example to demonstrate how to use the CryptoGetAccountBalanceQuery class.
 - Add `examples/token_create_transaction_admin_key.py` demonstrating admin key privileges for token management including token updates, key changes, and deletion (#798)
-
+- Add `examples/account_info.py` to demonstrate `AccountInfo` opeartions
 
 ### Changed
 - Refactored token-related example scripts (`token_delete.py`, `token_dissociate.py`, etc.) for improved readability and modularity. [#370]

examples/account_info.py

@@ -0,0 +1,67 @@
+from hiero_sdk_python.account.account_id import AccountId
+from hiero_sdk_python.crypto.private_key import PrivateKey
+from hiero_sdk_python.crypto.public_key import PublicKey
+from hiero_sdk_python.hbar import Hbar
+from hiero_sdk_python.timestamp import Timestamp
+from hiero_sdk_python.Duration import Duration
+from hiero_sdk_python.tokens.token_id import TokenId
+from hiero_sdk_python.tokens.token_relationship import TokenRelationship
+from hiero_sdk_python.account.account_info import AccountInfo
+
+def create_mock_account_id() -> AccountId:
+    """Create a mock AccountId."""
+    return AccountId.from_string("0.0.1234")
+
+def create_mock_public_key() -> PublicKey:
+    """Generate a random ED25519 public key for demonstration."""
+    private_key_demo = PrivateKey.generate_ecdsa()
+    public_key_demo = private_key_demo.public_key()
+    return public_key_demo
+
+def create_mock_balance() -> Hbar:
+    """Return a mock account balance."""
+    return Hbar(100)
+
+def create_mock_expiration_time() -> Timestamp:
+    """Return a sample expiration timestamp (arbitrary future date)."""
+    return Timestamp(seconds=1736539200,nanos=100)
+
+def create_mock_auto_renew_period() -> Duration:
+    """Return a 90-day auto-renew period."""
+    return Duration(seconds=7776000)
+
+def create_mock_token_relationship() -> TokenRelationship:
+    """Create a sample token relationship with a mock token."""
+    token_id = TokenId.from_string("0.0.9999")
+    return TokenRelationship(token_id=token_id, balance=50)
+
+def build_mock_account_info() -> AccountInfo:
+    """Construct a complete AccountInfo instance manually (no network calls)."""
+    info = AccountInfo()
+    info.account_id = create_mock_account_id()
+    info.key = create_mock_public_key()
+    info.balance = create_mock_balance()
+    info.expiration_time = create_mock_expiration_time()
+    info.auto_renew_period = create_mock_auto_renew_period()
+    info.token_relationships = [create_mock_token_relationship()]
+    info.account_memo = "Mock Account for Example"
+    return info
+
+def print_account_info(info: AccountInfo) -> None:
+    """Pretty-print key AccountInfo fields."""
+    print("📜 AccountInfo Example (Mock Data)")
+    print(f"Account ID: {info.account_id}")
+    print(f"Key: {info.key}")
+    print(f"Balance: {info.balance}")
+    print(f"Expiration Time: {info.expiration_time}")
+    print(f"Auto Renew Period: {info.auto_renew_period}")
+    print(f"Token Relationships: {info.token_relationships}")
+    print(f"Memo: {info.account_memo}")
+
+def main():
+    """Run the AccountInfo example."""
+    info = build_mock_account_info()
+    print_account_info(info)
+
+if __name__ == "__main__":
+    main()