WIP: checkpoint changes to examples

Signed-off-by: MonaaEid <[email protected]>

Author: MonaaEid

CHANGELOG.md

@@ -6,93 +6,27 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 
 ## [Unreleased]
 
-### Added
-- Add `TokenFeeScheduleUpdateTransaction` class to support updating custom fee schedules on tokens (#471).
-- Add `examples/token_update_fee_schedule_fungible.py` and `examples/token_update_fee_schedule_nft.py` demonstrating the use of `TokenFeeScheduleUpdateTransaction`.
-- Update `docs/sdk_users/running_examples.md` to include `TokenFeeScheduleUpdateTransaction`.
-- added FreezeTransaction class
-- added FreezeType class
-- Added `docs/sdk_developers/pylance.md`, a new guide explaining how to set up and use **Pylance** in VS Code for validating imports, file references, and methods before review. (#713)
-- feat: TokenAirdropClaim Transaction, examples (with signing required and not), unit and integration tests (#201)
-- docs: Add Google-style docstrings to `TokenId` class and its methods in `token_id.py`.
-- added Google-style docstrings to the `TransactionRecord` class including all dataclass fields, `__repr__`, `_from_proto()` & `_to_proto()` methods.
-- Standardized docstrings, improved error handling, and updated type hinting (`str | None` to `Optional[str]`) for the `FileId` class (#652).
-- Add Google-style docstrings to `AccountInfo` class and its methods in `account_info.py`.
-- Added comprehensive Google-style docstrings to the `Logger` class and all utility functions in `src/hiero_sdk_python/logger/logger.py` (#639).
-- add AccountRecordsQuery class
-- chore: added python 3.13 to test.yml workflow (#510, #449)
-- Transaction bytes serialization support: `Transaction.freeze()`, `Transaction.to_bytes()`, and `Transaction.from_bytes()` methods for offline signing and transaction storage
-- docs: Add Google-style docstrings to `ContractId` class and methods in `contract_id.py`.
-- Added TokenUnpauseTransaction class
-- Added expiration_time, auto_renew_period, auto_renew_account, fee_schedule_key, kyc_key in `TokenCreateTransaction`, `TokenUpdateTransaction` classes
-- Added comprehensive Google-style docstrings to the `CustomFee` class and its methods in `custom_fee.py`.
-- docs: Add `docs/sdk_developers/project_structure.md` to explain repository layout and import paths.
-
-### Changed
-- chore: replaced hardcoded 'testnet' messages with environment network name
-- chore: validate that token airdrop transactions require an available token service on the channel (#632) 
-- chore: update local environment configuration in env.example (#649)
-- chore: Update env.example NETWORK to encourage testnet or local usage (#659)
-- chore: updated pyproject.toml with python 3.10 to 3.13 (#510, #449)
-- chore: fix type hint for TokenCancelAirdropTransaction pending_airdrops parameter
-- chore: Moved documentation file `common_issues.md` from `examples/sdk_developers/` to `docs/sdk_developers/` for unified documentation management (#516).
-- chore: Refactored the script of examples/custom_fee.py into modular functions 
-- fix: Replaced `collections.namedtuple` with `typing.NamedTuple` in `client.py` for improved type checking.
-- chore: Refactored examples/custom_fee.py into three separate example files.
-- Expanded `docs/sdk_developers/checklist.md` with a self-review guide for all pull request submission requirements (#645).
-- Expanded docs/sdk_developers/signing.md to clarify GPG and DCO requirements and add a Table of Contents (#455).
-- chore: Standardized client initialization across all examples/ files to promote consistency (#658).
-- chore: changed the file names of airdrop examples, classes, unit and integration tests so they are grouped together. (#631)
-- Refactor `AbstractTokenTransferTransaction` to unify Token/NFT transfer logic.
-
-### Fixed
-- Added explicit read permissions to examples.yml (#623)
-- Removed deprecated Logger.warn() method and legacy parameter swap logic from get_logger() (#673).
-- Improved type hinting in `file_append_transaction.py` to resolve 'mypy --strict` errors. ([#495](https://github.com/hiero-ledger/hiero-sdk-python/issues/495))
-- fix: Resolve `__eq__` type conflict in `CustomFee` class (#627)
-- Fixes a type conflict in `token_id.py` where `from_string` could receive `None`, preventing a runtime error by raising a `ValueError` if the input is missing. #630
-- Dependabot alerts (version bumps)
-- Fixed incorrect `TokenType` import (protobuf vs. SDK enum) in 18 example files.
-- Update `schedule_sign_transaction_e2e_test` to check for key presence instead of relying on index.
-  
-### Breaking Changes
-- chore: changed the file names airdrop classes (#631)
-{pending_airdrop_id.py -> token_airdrop_pending_id.py}
-{pending_airdrop_record.py -> token_airdrop_pending_record.py}
-{token_cancel_airdrop_transaction.py -> token_airdrop_transaction_cancel.py}
-
-- In `TokenAirdropTransaction` the parameters of the following methods have been renamed:
-  - add_nft_transfer(sender → sender_id, receiver → receiver_id)
-  - add_approved_nft_transfer(sender → sender_id, receiver → receiver_id)
-
-## [0.1.7] - 2025-10-28
+- Refactor `query_balance.py` into modular, reusable functions with `setup_client()`, `create_account()`, `get_balance()`, `transfer_hbars()`, and `main()` for improved readability, maintainability, and error handling.
+- Unified balance and transfer logging format — both now consistently display values in hbars for clarity.
 
 ### Added
-
-- Expanded `README.md` with a new "Follow Us" section detailing how to watch, star, and fork the repository (#472).
 - Refactored `examples/topic_create.py` into modular functions for better readability and reuse.
 - Add Rebasing and Signing section to signing.md with instructions for maintaining commit verification during rebase operations (#556)
 - Add `examples/account_id.py` demonstrating AccountId class usage including creating standard AccountIds, parsing from strings, comparing instances, and creating AccountIds with public key aliases
 - Added Google-style docstrings to `CustomFractionalFee` class and its methods in `custom_fractional_fee.py`.
 - Added `dependabot.yaml` file to enable automated dependency management.
 - Common issues guide for SDK developers at `examples/sdk_developers/common_issues.md`
 - Added documentation for resolving changelog conflicts in `docs/common_issues.md`
-- Added comprehensive changelog entry guide at `docs/sdk_developers/changelog.md` to help contributors create proper changelog entries (#532).
+- - Added comprehensive changelog entry guide at `docs/sdk_developers/changelog.md` to help contributors create proper changelog entries (#532).
 - docs: Added Google-style docstrings to `CustomFixedFee` class and its methods in `custom_fixed_fee.py`.
 - docs: Add Google-style docstrings to `CustomRoyaltyFee` class and its methods in `custom_royalty_fee.py`.
 - docs: Add Google-style docstrings to `AbstractTokenTransferTransaction` class and its methods in `abstract_token_transfer_transaction.py`.
 - docs: Add Google-style docstrings to `TokenRelationship` class and its methods in `token_relationship.py`.
 - feat: add initial testing guide structure
 - Added `checksum` filed for TopicId, FileId, ContractId, ScheduleId class
-- Added workflow for running example scripts.
-- docs: workflow.md documenting key steps to creating a pull request (#605)
-- Added `docs/discord.md` explaining how to join and navigate the Hiero community Discord (#614).
-
 
 ### Changed
 
-- Added direct links to Python SDK channel in Linux Foundation Decentralized Trust Discord back in
-- Updated all occurrences of non-functional Discord invite links throughout the documentation with the new, stable Hyperledger and Hedera invite links (#603).
 - Refactored TopicId class to use @dataclass decorator for reducing boilerplate code
 - Renamed `examples/nft_allowance.py` to `examples/account_allowance_nft.py` for consistency with account class naming scheme
 - Added changelog conflict resolution examples to `docs/common_issues.md`
@@ -109,11 +43,7 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Converted monolithic function in `token_create_nft_infinite.py` to multiple modular functions for better structure and ease.
 - docs: Use relative paths for internal GitHub links (#560).
 - Update pyproject.toml maintainers list.
-  – docs: Updated README.md/CHANGELOG.md and added blog.md, bud.md and setup.md (#474)
-- renamed docs/sdk_developers/changelog.md to docs/sdk_developers/changelog_entry.md for clarity.
-- Refactor `query_balance.py` into modular, reusable functions with `setup_client()`, `create_account()`, `get_balance()`, `transfer_hbars()`, and `main()` for improved readability, maintainability, and error handling.
-- Unified balance and transfer logging format — both now consistently display values in hbars for clarity.
-
+- Refactored token-related example scripts (`token_delete.py`, `token_dissociate.py`, etc.) for improved readability and modularity. [#370]
 ### Fixed
 
 - Add type hints to `setup_client()` and `create_new_account()` functions in `examples/account_create.py` (#418)
@@ -161,8 +91,6 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Improved `CONTRIBUTING.md` by explaining the /docs folder structure and fixing broken hyperlinks.(#431)
 - Converted class in `token_nft_info.py` to dataclass for simplicity.
 
-
-
 ### Fixed
 
 - Incompatible Types assignment in token_transfer_list.py
@@ -175,7 +103,6 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Add strict type hints to `TransactionGetReceiptQuery` (#420)
 - Fixed broken documentation links in CONTRIBUTING.md by converting absolute GitHub URLs to relative paths
 - Updated all documentation references to use local paths instead of pointing to hiero-sdk project hub
-- chore: fix the examples workflow to log error messages and run on import failure (#738)
 
 ## [0.1.5] - 2025-09-25
 
@@ -465,4 +392,4 @@ contract_call_local_pb2.ContractLoginfo -> contract_types_pb2.ContractLoginfo
 
 ### Removed
 
-- N/A
+- N/A

examples/topic_create.py

@@ -1,7 +1,7 @@
-"""
-uv run examples/topic_create.py
-python examples/topic_create.py
-"""
+# uv run examples/topic_create.py
+# python examples/topic_create.py
+"""Create a new topic on Hedera"""
+
 import os
 import sys
 from typing import Tuple