Switch dependency from bitcoin => cryptos (blockcypher#168)

* switch from bitcoin library to cryptos
* update .gitignore to exclude VSCode files
* remove unused imports
* reformat batch imports
* add __all__ to __init__.py
* update version to 1.0.94
* use stdlib binascii module

.gitignore

@@ -48,3 +48,6 @@ coverage.xml
 *.log
 *.pot
 .idea/
+
+# IDEs
+.vscode/

blockcypher/__init__.py

@@ -6,85 +6,174 @@
 """
 
 # Main methods used
-from .api import get_token_info
-from .api import get_address_details
-from .api import get_addresses_details
-from .api import get_address_overview
-from .api import get_address_full
-from .api import get_transaction_details
-from .api import get_transactions_details
-from .api import get_block_overview
-from .api import get_blocks_overview
-from .api import get_block_details
-from .api import get_blockchain_overview
-from .api import get_blockchain_fee_estimates
-from .api import get_blockchain_high_fee
-from .api import get_blockchain_medium_fee
-from .api import get_blockchain_low_fee
-from .api import get_latest_block_height
-from .api import get_latest_block_hash
-from .api import get_total_balance
-from .api import get_unconfirmed_balance
-from .api import get_confirmed_balance
-from .api import get_num_confirmed_transactions
-from .api import get_num_unconfirmed_transactions
-from .api import get_total_num_transactions
-from .api import generate_new_address
-from .api import derive_hd_address
-from .api import get_num_confirmations
-from .api import get_confidence
-from .api import get_miner_preference
-from .api import get_receive_count
-from .api import get_satoshis_transacted
-from .api import get_satoshis_in_fees
-from .api import get_merkle_root
-from .api import get_bits
-from .api import get_nonce
-from .api import get_prev_block_hash
-from .api import get_block_hash
-from .api import get_block_height
-from .api import get_broadcast_transactions
-from .api import get_broadcast_transaction_hashes
-from .api import subscribe_to_address_webhook
-from .api import subscribe_to_wallet_webhook
-from .api import list_webhooks
-from .api import get_webhook_info
-from .api import unsubscribe_from_webhook
-from .api import pushtx
-from .api import decodetx
-from .api import get_forwarding_address
-from .api import create_forwarding_address
-from .api import create_forwarding_address_with_details
-from .api import get_forwarding_address_details
-from .api import list_forwarding_addresses
-from .api import delete_forwarding_address
-from .api import send_faucet_coins
-from .api import list_wallet_names
-from .api import create_wallet_from_address
-from .api import create_hd_wallet
-from .api import get_wallet_addresses
-from .api import get_wallet_balance
-from .api import get_wallet_transactions
-from .api import get_latest_paths_from_hd_wallet_addresses
-from .api import add_address_to_wallet
-from .api import remove_address_from_wallet
-from .api import delete_wallet
-from .api import generate_multisig_address
-from .api import create_unsigned_tx
-from .api import verify_unsigned_tx
-from .api import get_input_addresses
-from .api import make_tx_signatures
-from .api import broadcast_signed_transaction
-from .api import simple_spend
-from .api import simple_spend_p2sh
-from .api import embed_data
-from .api import get_metadata
-from .api import put_metadata
-from .api import delete_metadata
+from .api import (
+    get_token_info,
+    get_address_details,
+    get_addresses_details,
+    get_address_overview,
+    get_address_full,
+    get_transaction_details,
+    get_transactions_details,
+    get_block_overview,
+    get_blocks_overview,
+    get_block_details,
+    get_blockchain_overview,
+    get_blockchain_fee_estimates,
+    get_blockchain_high_fee,
+    get_blockchain_medium_fee,
+    get_blockchain_low_fee,
+    get_latest_block_height,
+    get_latest_block_hash,
+    get_total_balance,
+    get_unconfirmed_balance,
+    get_confirmed_balance,
+    get_num_confirmed_transactions,
+    get_num_unconfirmed_transactions,
+    get_total_num_transactions,
+    generate_new_address,
+    derive_hd_address,
+    get_num_confirmations,
+    get_confidence,
+    get_miner_preference,
+    get_receive_count,
+    get_satoshis_transacted,
+    get_satoshis_in_fees,
+    get_merkle_root,
+    get_bits,
+    get_nonce,
+    get_prev_block_hash,
+    get_block_hash,
+    get_block_height,
+    get_broadcast_transactions,
+    get_broadcast_transaction_hashes,
+    subscribe_to_address_webhook,
+    subscribe_to_wallet_webhook,
+    list_webhooks,
+    get_webhook_info,
+    unsubscribe_from_webhook,
+    pushtx,
+    decodetx,
+    get_forwarding_address,
+    create_forwarding_address,
+    create_forwarding_address_with_details,
+    get_forwarding_address_details,
+    list_forwarding_addresses,
+    delete_forwarding_address,
+    send_faucet_coins,
+    list_wallet_names,
+    create_wallet_from_address,
+    create_hd_wallet,
+    get_wallet_addresses,
+    get_wallet_balance,
+    get_wallet_transactions,
+    get_latest_paths_from_hd_wallet_addresses,
+    add_address_to_wallet,
+    remove_address_from_wallet,
+    delete_wallet,
+    generate_multisig_address,
+    create_unsigned_tx,
+    verify_unsigned_tx,
+    get_input_addresses,
+    make_tx_signatures,
+    broadcast_signed_transaction,
+    simple_spend,
+    simple_spend_p2sh,
+    embed_data,
+    get_metadata,
+    put_metadata,
+    delete_metadata,
+)
 
-from .utils import from_base_unit
-from .utils import satoshis_to_btc
-from .utils import wei_to_ether
-from .utils import is_valid_hash
-from .utils import is_valid_address
-from .utils import is_valid_eth_address
+from .utils import (
+    from_base_unit,
+    satoshis_to_btc,
+    wei_to_ether,
+    is_valid_hash,
+    is_valid_address,
+    is_valid_eth_address,
+)
+
+
+__all__ = [
+    "get_token_info",
+    "get_address_details",
+    "get_addresses_details",
+    "get_address_overview",
+    "get_address_full",
+    "get_transaction_details",
+    "get_transactions_details",
+    "get_block_overview",
+    "get_blocks_overview",
+    "get_block_details",
+    "get_blockchain_overview",
+    "get_blockchain_fee_estimates",
+    "get_blockchain_high_fee",
+    "get_blockchain_medium_fee",
+    "get_blockchain_low_fee",
+    "get_latest_block_height",
+    "get_latest_block_hash",
+    "get_total_balance",
+    "get_unconfirmed_balance",
+    "get_confirmed_balance",
+    "get_num_confirmed_transactions",
+    "get_num_unconfirmed_transactions",
+    "get_total_num_transactions",
+    "generate_new_address",
+    "derive_hd_address",
+    "get_num_confirmations",
+    "get_confidence",
+    "get_miner_preference",
+    "get_receive_count",
+    "get_satoshis_transacted",
+    "get_satoshis_in_fees",
+    "get_merkle_root",
+    "get_bits",
+    "get_nonce",
+    "get_prev_block_hash",
+    "get_block_hash",
+    "get_block_height",
+    "get_broadcast_transactions",
+    "get_broadcast_transaction_hashes",
+    "subscribe_to_address_webhook",
+    "subscribe_to_wallet_webhook",
+    "list_webhooks",
+    "get_webhook_info",
+    "unsubscribe_from_webhook",
+    "pushtx",
+    "decodetx",
+    "get_forwarding_address",
+    "create_forwarding_address",
+    "create_forwarding_address_with_details",
+    "get_forwarding_address_details",
+    "list_forwarding_addresses",
+    "delete_forwarding_address",
+    "send_faucet_coins",
+    "list_wallet_names",
+    "create_wallet_from_address",
+    "create_hd_wallet",
+    "get_wallet_addresses",
+    "get_wallet_balance",
+    "get_wallet_transactions",
+    "get_latest_paths_from_hd_wallet_addresses",
+    "add_address_to_wallet",
+    "remove_address_from_wallet",
+    "delete_wallet",
+    "generate_multisig_address",
+    "create_unsigned_tx",
+    "verify_unsigned_tx",
+    "get_input_addresses",
+    "make_tx_signatures",
+    "broadcast_signed_transaction",
+    "simple_spend",
+    "simple_spend_p2sh",
+    "embed_data",
+    "get_metadata",
+    "put_metadata",
+    "delete_metadata",
+    "from_base_unit",
+    "satoshis_to_btc",
+    "wei_to_ether",
+    "is_valid_hash",
+    "is_valid_address",
+    "is_valid_eth_address",
+]

blockcypher/api.py

@@ -1,24 +1,25 @@
-import os
-
-from bitcoin import ecdsa_raw_sign
-from bitcoin import ecdsa_raw_verify
-from bitcoin import der_decode_sig
-from bitcoin import compress
-from bitcoin import privkey_to_pubkey
-from bitcoin import pubkey_to_address
-from bitcoin import der_encode_sig
-
-from .utils import is_valid_hash
-from .utils import is_valid_block_representation
-from .utils import is_valid_coin_symbol
-from .utils import is_valid_wallet_name
-from .utils import is_valid_address_for_coinsymbol
-from .utils import coin_symbol_from_mkey
-from .utils import double_sha256
-from .utils import compress_txn_outputs
-from .utils import get_txn_outputs_dict
-from .utils import uses_only_hash_chars
-from .utils import delegate_task
+from cryptos import (
+    ecdsa_raw_sign,
+    ecdsa_raw_verify,
+    der_decode_sig,
+    compress,
+    privkey_to_pubkey,
+    pubkey_to_address,
+    der_encode_sig,
+)
+
+from .utils import (
+    is_valid_hash,
+    is_valid_block_representation,
+    is_valid_coin_symbol,
+    is_valid_wallet_name,
+    is_valid_address_for_coinsymbol,
+    coin_symbol_from_mkey,
+    double_sha256,
+    compress_txn_outputs,
+    get_txn_outputs_dict,
+    uses_only_hash_chars,
+)
 
 from .constants import COIN_SYMBOL_MAPPINGS
 

blockcypher/crypto.py

@@ -1,4 +1,6 @@
-from bitcoin import encode, changebase, binascii, bin_to_b58check
+import binascii
+
+from cryptos import bin_to_b58check
 
 import re
 

blockcypher/utils.py

@@ -1,12 +1,11 @@
 import re
 from concurrent.futures.thread import ThreadPoolExecutor
-from functools import partial
-from typing import Callable, Sequence, Tuple, List
+from typing import Callable, Tuple, List
 
 from .constants import SHA_COINS, SCRYPT_COINS, ETHASH_COINS, COIN_SYMBOL_SET, COIN_SYMBOL_MAPPINGS, FIRST4_MKEY_CS_MAPPINGS_UPPER, UNIT_CHOICES, UNIT_MAPPINGS
 from .crypto import script_to_address
 
-from bitcoin import safe_from_hex, deserialize
+from cryptos import safe_from_hex, deserialize
 
 from collections import OrderedDict
 from hashlib import sha256

setup.py

@@ -14,15 +14,15 @@
 setup(name='blockcypher',
       long_description=long_description,
       long_description_content_type='text/markdown',
-      version='1.0.93',
+      version='1.0.94',
       description='BlockCypher Python Library',
       author='Michael Flaxman',
       author_email='[email protected]',
       url='https://github.com/blockcypher/blockcypher-python/',
       install_requires=[
           'requests<3.0.0',
           'python-dateutil<3.0.0',
-          'bitcoin==1.1.39',
+          'cryptos<3.0.0'
           ],
       packages=['blockcypher'],
       include_package_data=True,