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Enforce pycodestyle in lib/
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Neil Booth committed Jun 10, 2018
1 parent 46adf54 commit 23e484b
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Showing 5 changed files with 79 additions and 45 deletions.
2 changes: 1 addition & 1 deletion .travis.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ install:
# command to run tests
script:
- pytest --cov=server --cov=lib --cov=wallet
- pycodestyle server/*.py
- pycodestyle server/*.py lib/*.py
# Dont report coverage from nightly
after_success:
- if [[ $(python3 -V 2>&1) == *"Python 3.6"* ]]; then
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69 changes: 47 additions & 22 deletions lib/coins.py
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Original file line number Diff line number Diff line change
Expand Up @@ -60,7 +60,7 @@ class Coin(object):

REORG_LIMIT = 200
# Not sure if these are coin-specific
RPC_URL_REGEX = re.compile('.+@(\[[0-9a-fA-F:]+\]|[^:]+)(:[0-9]+)?')
RPC_URL_REGEX = re.compile('.+@(\\[[0-9a-fA-F:]+\\]|[^:]+)(:[0-9]+)?')
VALUE_PER_COIN = 100000000
CHUNK_SIZE = 2016
BASIC_HEADER_SIZE = 80
Expand Down Expand Up @@ -260,8 +260,8 @@ def static_header_offset(cls, height):
@classmethod
def static_header_len(cls, height):
'''Given a header height return its length.'''
return cls.static_header_offset(height + 1) \
- cls.static_header_offset(height)
return (cls.static_header_offset(height + 1)
- cls.static_header_offset(height))

@classmethod
def block_header(cls, block, height):
Expand Down Expand Up @@ -318,7 +318,7 @@ def block_header(cls, block, height):

class EquihashMixin(object):
STATIC_BLOCK_HEADERS = False
BASIC_HEADER_SIZE = 140 # Excluding Equihash solution
BASIC_HEADER_SIZE = 140 # Excluding Equihash solution
DESERIALIZER = lib_tx.DeserializerEquihash

@classmethod
Expand Down Expand Up @@ -383,6 +383,7 @@ class BitcoinMixin(object):
'4ff763ae46a2a6c172b3f1b60a8ce26f')
RPC_PORT = 8332


class HOdlcoin(Coin):
NAME = "HOdlcoin"
SHORTNAME = "HODLC"
Expand Down Expand Up @@ -573,7 +574,8 @@ class BitcoinCashTestnet(BitcoinTestnetMixin, Coin):
PEERS = [
'electrum-testnet-abc.criptolayer.net s50112',
'bchtestnet.arihanc.com t53001 s53002',
'ciiattqkgzebpp6jofjbrkhvhwmgnsfoayljdcrve2p3qmkbv3duaoyd.onion t53001 s53002',
'ciiattqkgzebpp6jofjbrkhvhwmgnsfoayljdcrve2p3qmkbv3duaoyd.onion '
't53001 s53002',
]


Expand All @@ -596,7 +598,7 @@ class BitcoinSegwitRegtest(BitcoinSegwitTestnet):
NET = "regtest"
GENESIS_HASH = ('0f9188f13cb7b2c71f2a335e3a4fc328'
'bf5beb436012afca590b1a11466e2206')
PEERS= []
PEERS = []
TX_COUNT = 1
TX_COUNT_HEIGHT = 1

Expand Down Expand Up @@ -666,7 +668,7 @@ class LitecoinTestnet(Litecoin):


class Viacoin(AuxPowMixin, Coin):
NAME="Viacoin"
NAME = "Viacoin"
SHORTNAME = "VIA"
NET = "mainnet"
P2PKH_VERBYTE = bytes.fromhex("47")
Expand Down Expand Up @@ -932,6 +934,7 @@ class Zcash(EquihashMixin, Coin):
RPC_PORT = 8232
REORG_LIMIT = 800


class ZcashTestnet(Zcash):
SHORTNAME = "TAZ"
NET = "testnet"
Expand All @@ -945,6 +948,7 @@ class ZcashTestnet(Zcash):
TX_PER_BLOCK = 2
RPC_PORT = 18232


class SnowGem(EquihashMixin, Coin):
NAME = "SnowGem"
SHORTNAME = "SNG"
Expand Down Expand Up @@ -976,9 +980,11 @@ def electrum_header(cls, header, height):
'timestamp': timestamp,
'bits': bits,
'nonce': hash_to_str(header[108:140]),
'n_solution': base64.b64encode(lib_tx.Deserializer(header, start=140)._read_varbytes()).decode('utf8')
'n_solution': base64.b64encode(lib_tx.Deserializer(
header, start=140)._read_varbytes()).decode('utf8')
}


class BitcoinZ(EquihashMixin, Coin):
NAME = "BitcoinZ"
SHORTNAME = "BTCZ"
Expand All @@ -995,38 +1001,41 @@ class BitcoinZ(EquihashMixin, Coin):
RPC_PORT = 1979
REORG_LIMIT = 800


class Hush(EquihashMixin, Coin):
NAME = "Hush"
SHORTNAME = "HUSH"
NET = "mainnet"
P2PKH_VERBYTE = bytes.fromhex("1CB8")
P2SH_VERBYTES = [bytes.fromhex("1CBD")]
WIF_BYTE = bytes.fromhex("80")
GENESIS_HASH = ( '0003a67bc26fe564b75daf11186d3606'
'52eb435a35ba3d9d3e7e5d5f8e62dc17')
GENESIS_HASH = ('0003a67bc26fe564b75daf11186d3606'
'52eb435a35ba3d9d3e7e5d5f8e62dc17')
DESERIALIZER = lib_tx.DeserializerZcash
TX_COUNT = 329196
TX_COUNT_HEIGHT = 68379
TX_PER_BLOCK = 5
RPC_PORT = 8822
REORG_LIMIT = 800


class Zclassic(EquihashMixin, Coin):
NAME = "Zclassic"
SHORTNAME = "ZCL"
NET = "mainnet"
P2PKH_VERBYTE = bytes.fromhex("1CB8")
P2SH_VERBYTES = [bytes.fromhex("1CBD")]
WIF_BYTE = bytes.fromhex("80")
GENESIS_HASH = ( '0007104ccda289427919efc39dc9e4d4'
'99804b7bebc22df55f8b834301260602')
GENESIS_HASH = ('0007104ccda289427919efc39dc9e4d4'
'99804b7bebc22df55f8b834301260602')
DESERIALIZER = lib_tx.DeserializerZcash
TX_COUNT = 329196
TX_COUNT_HEIGHT = 68379
TX_PER_BLOCK = 5
RPC_PORT = 8023
REORG_LIMIT = 800


class Koto(Coin):
NAME = "Koto"
SHORTNAME = "KOTO"
Expand All @@ -1047,6 +1056,7 @@ class Koto(Coin):
'electrum.kotocoin.info s t',
]


class KotoTestnet(Koto):
SHORTNAME = "TOKO"
NET = "testnet"
Expand All @@ -1064,6 +1074,7 @@ class KotoTestnet(Koto):
'testnet.kotocoin.info s t',
]


class Komodo(KomodoMixin, EquihashMixin, Coin):
NAME = "Komodo"
SHORTNAME = "KMD"
Expand All @@ -1075,6 +1086,7 @@ class Komodo(KomodoMixin, EquihashMixin, Coin):
REORG_LIMIT = 800
PEERS = []


class Monaize(KomodoMixin, EquihashMixin, Coin):
NAME = "Monaize"
SHORTNAME = "MNZ"
Expand Down Expand Up @@ -1220,6 +1232,7 @@ class Monacoin(Coin):
'electrum-mona.bitbank.cc s t',
]


class MonacoinTestnet(Monacoin):
SHORTNAME = "XMN"
NET = "testnet"
Expand Down Expand Up @@ -1354,15 +1367,16 @@ class CanadaeCoin(AuxPowMixin, Coin):
RPC_PORT = 34330
REORG_LIMIT = 1000


class Denarius(Coin):
NAME = "Denarius"
SHORTNAME = "DNR"
NET = "mainnet"
XPUB_VERBYTES = bytes.fromhex("0488b21e")
XPRV_VERBYTES = bytes.fromhex("0488ade4")
P2PKH_VERBYTE = bytes.fromhex("1E") #Address starts with a D
P2PKH_VERBYTE = bytes.fromhex("1E") # Address starts with a D
P2SH_VERBYTES = [bytes.fromhex("5A")]
WIF_BYTE = bytes.fromhex("9E") #WIF starts with a 6
WIF_BYTE = bytes.fromhex("9E") # WIF starts with a 6
GENESIS_HASH = ('00000d5dbbda01621cfc16bbc1f9bf32'
'64d641a5dbf0de89fd0182c2c4828fcd')
DESERIALIZER = lib_tx.DeserializerTxTime
Expand Down Expand Up @@ -1462,6 +1476,7 @@ class Feathercoin(Coin):
'electrumx-ch-1.feathercoin.ch s t',
]


class UFO(Coin):
NAME = "UniformFiscalObject"
SHORTNAME = "UFO"
Expand All @@ -1483,6 +1498,7 @@ class UFO(Coin):
'electrumx1.ufobject.com s t',
]


class Newyorkcoin(AuxPowMixin, Coin):
NAME = "Newyorkcoin"
SHORTNAME = "NYC"
Expand All @@ -1498,6 +1514,7 @@ class Newyorkcoin(AuxPowMixin, Coin):
TX_PER_BLOCK = 2
REORG_LIMIT = 2000


class NewyorkcoinTestnet(Newyorkcoin):
SHORTNAME = "tNYC"
NET = "testnet"
Expand All @@ -1512,6 +1529,7 @@ class NewyorkcoinTestnet(Newyorkcoin):
TX_PER_BLOCK = 2
REORG_LIMIT = 2000


class Bitcore(BitcoinMixin, Coin):
NAME = "Bitcore"
SHORTNAME = "BTX"
Expand Down Expand Up @@ -1540,6 +1558,7 @@ class GameCredits(Coin):
RPC_PORT = 40001
REORG_LIMIT = 1000


class Machinecoin(Coin):
NAME = "Machinecoin"
SHORTNAME = "MAC"
Expand All @@ -1558,6 +1577,7 @@ class Machinecoin(Coin):
RPC_PORT = 40332
REORG_LIMIT = 800


class BitcoinAtom(Coin):
NAME = "BitcoinAtom"
SHORTNAME = "BCA"
Expand Down Expand Up @@ -1607,10 +1627,13 @@ class Decred(Coin):
P2PKH_VERBYTE = bytes('Ds', 'utf-8')
P2SH_VERBYTES = [bytes('Dc', 'utf-8')]
WIF_BYTE = bytes('Pm', 'utf-8')
GENESIS_HASH = ('298e5cc3d985bfe7f81dc135f360abe089edd4396b86d2de66b0cef42b21d980')
GENESIS_HASH = ('298e5cc3d985bfe7f81dc135f360abe089ed'
'd4396b86d2de66b0cef42b21d980')
DESERIALIZER = lib_tx.DeserializerDecred
ENCODE_CHECK = partial(Base58.encode_check, hash_fn=lib_tx.DeserializerDecred.blake256)
DECODE_CHECK = partial(Base58.decode_check, hash_fn=lib_tx.DeserializerDecred.blake256)
ENCODE_CHECK = partial(Base58.encode_check,
hash_fn=lib_tx.DeserializerDecred.blake256)
DECODE_CHECK = partial(Base58.decode_check,
hash_fn=lib_tx.DeserializerDecred.blake256)
HEADER_HASH = lib_tx.DeserializerDecred.blake256
BASIC_HEADER_SIZE = 180
ALLOW_ADVANCING_ERRORS = True
Expand Down Expand Up @@ -1641,7 +1664,8 @@ class DecredTestnet(Decred):
P2PKH_VERBYTE = bytes('Ts', 'utf-8')
P2SH_VERBYTES = [bytes('Tc', 'utf-8')]
WIF_BYTE = bytes('Pt', 'utf-8')
GENESIS_HASH = ('4261602a9d07d80ad47621a64ba6a07754902e496777edc4ff581946bd7bc29c')
GENESIS_HASH = ('4261602a9d07d80ad47621a64ba6a0'
'7754902e496777edc4ff581946bd7bc29c')
TX_COUNT = 3176305
TX_COUNT_HEIGHT = 254198
TX_PER_BLOCK = 1000
Expand Down Expand Up @@ -1677,6 +1701,7 @@ def header_hash(cls, header):
import x11_hash
return x11_hash.getPoWHash(header)


class Xuez(Coin):
NAME = "Xuez"
SHORTNAME = "XUEZ"
Expand All @@ -1688,8 +1713,6 @@ class Xuez(Coin):
WIF_BYTE = bytes.fromhex("d4")
GENESIS_HASH = ('000000e1febc39965b055e8e0117179a'
'4d18e24e7aaa0c69864c4054b4f29445')


TX_COUNT = 30000
TX_COUNT_HEIGHT = 15000
TX_PER_BLOCK = 1
Expand All @@ -1709,7 +1732,7 @@ def header_hash(cls, header):

import xevan_hash

if version == 1 :
if version == 1:
return xevan_hash.getPoWHash(header[:80])
else:
return xevan_hash.getPoWHash(header)
Expand All @@ -1718,7 +1741,7 @@ def header_hash(cls, header):
def electrum_header(cls, header, height):
version, = struct.unpack('<I', header[:4])
timestamp, bits, nonce = struct.unpack('<III', header[68:80])
if version == 1 :
if version == 1:
return {
'block_height': height,
'version': version,
Expand All @@ -1740,6 +1763,7 @@ def electrum_header(cls, header, height):
'nAccumulatorCheckpoint': hash_to_str(header[80:112]),
}


class Pac(Coin):
NAME = "PAC"
SHORTNAME = "PAC"
Expand Down Expand Up @@ -1770,6 +1794,7 @@ def header_hash(cls, header):
import x11_hash
return x11_hash.getPoWHash(header)


class PacTestnet(Pac):
SHORTNAME = "tPAC"
NET = "testnet"
Expand Down
5 changes: 3 additions & 2 deletions lib/hash.py
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Original file line number Diff line number Diff line change
Expand Up @@ -74,8 +74,9 @@ def hash_to_hex_str(x):
'''
return bytes(reversed(x)).hex()

# Temporary
hash_to_str = hash_to_hex_str

hash_to_str = hash_to_hex_str # Temporary


def hex_str_to_hash(x):
'''Convert a displayed hex string to a binary hash.'''
Expand Down
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