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grinmw.py

Grin is a privacy-preserving digital currency built openly by developers distributed all over the world. Check grin.mw to know more!

This module provides Python wrappers for

Install with

pip install grinmw

If you need help please check how to reach our community.

Examples

Node Foreign API V2

from grinmw import NodeV2Foreign

import pprint
from pathlib import Path
home = str(Path.home())

pp = pprint.PrettyPrinter(indent=4)

foreign_api_url = 'http://localhost:3413/v2/foreign'

# change to your grin owner_api sercret file
foreign_api_sercet_file = os.path.join(home, '.grin/main/.foreign_api_secret')
foreign_api_user = 'grin'
foreign_api_password = open(foreign_api_sercet_file).read().strip()

node = NodeV2Foreign(foreign_api_url, foreign_api_user, foreign_api_password)
pp.pprint(node.get_version())
pp.pprint(node.get_tip())
pp.pprint(node.get_kernel('096a7303ab9e3a68cf0b3d70d6ec61311efaf0f33f2ac251bff2a4da45908d3f15'))
pp.pprint(node.get_kernel('08f0a2b7e3ddd0ccc60ac147e93f3e8b01ede591d0da08ba93333e3c73fd45c1cf'))

Node Owner API V2

from grinmw import NodeV2Owner

import pprint
from pathlib import Path
home = str(Path.home())

pp = pprint.PrettyPrinter(indent=4)
owner_api_url = 'http://localhost:3413/v2/owner'

# change to your grin owner_api secret file
owner_api_sercet_file = os.path.join(home, '.grin/main/.api_secret')
owner_api_user = 'grin'
owner_api_password = open(owner_api_sercet_file).read().strip()

node = NodeV2Foreign(owner_api_url, owner_api_user, owner_api_password)
pp.pprint(node.get_status())
assume_valid_rangeproofs = False
pp.pprint(node.validate_chain(assume_valid_rangeproofs))
pp.pprint(node.get_peers())
pp.pprint(node.get_connected_peers())

Wallet Owner API V3

from grinmw import WalletV3Owner

import pprint, os

pp = pprint.PrettyPrinter(indent=4)
api_url = 'http://localhost:3420/v3/owner'

# change to your grin owner_api sercret file
api_sercet_file = '/home/ubuntu/.grin/main/.owner_api_secret'
api_user = 'grin'
api_password = open(api_sercet_file).read().strip()
wallet = WalletV3Owner(api_url, api_user, api_password)
wallet.init_secure_api()

# change to you wallet password
wallet_password = '123'

wallet.open_wallet(None, wallet_password)
pp.pprint(wallet.node_height())
pp.pprint(wallet.get_slatepack_address())

# send to gate.io
send_args = {
    'src_acct_name': None,
    'amount': int(2.67020546 * 1000000000),
    'minimum_confirmations': 10,
    'max_outputs': 500,
    'num_change_outputs': 1,
    'selection_strategy_is_use_all': False,
    'target_slate_version': None,
    'payment_proof_recipient_address': 'grin1n26np6apy07576qx6yz4qayuwxcpjvl87a2mjv3jpk6mnyz8y4vq65ahjm',
    'ttl_blocks': None,
    'send_args': {
        "dest": 'grin1n26np6apy07576qx6yz4qayuwxcpjvl87a2mjv3jpk6mnyz8y4vq65ahjm',
        "post_tx": True,
        "fluff": True,
        "skip_tor": False
    }
}
print(wallet.init_send_tx(send_args))

Wallet Foreign API V2

from grinmw import WalletV2Foreign

import pprint, os

pp = pprint.PrettyPrinter(indent=4)
api_url = 'http://localhost:3415/v2/foreign'

api_password = open(api_sercet_file).read().strip()
wallet = WalletV2Foreign(api_url)

slate = {
    "ver": "4:2",
    "id": "0436430c-2b02-624c-2032-570501212b00",
    "sta": "I2",
    "off": "383bc9df0dd332629520a0a72f8dd7f0e97d579dccb4dbdc8592aa3d424c846c",
    "fee": "23500000",
    "sigs": [
        {
            "xs": "02e3c128e436510500616fef3f9a22b15ca015f407c8c5cf96c9059163c873828f",
            "nonce": "031b84c5567b126440995d3ed5aaba0565d71e1834604819ff9c17f5e9d5dd078f",
            "part": "8f07ddd5e9f5179cff19486034181ed76505baaad53e5d994064127b56c5841be7bf31d80494f5e4a3d656649b1610c61a268f9cafcfc604b5d9f25efb2aa3c5",
        }
    ],
    "coms": [
        {
            "f": 1,
            "c": "087df32304c5d4ae8b2af0bc31e700019d722910ef87dd4eec3197b80b207e3045",
        },
        {
            "f": 1,
            "c": "08e1da9e6dc4d6e808a718b2f110a991dd775d65ce5ae408a4e1f002a4961aa9e7",
        },
        {
            "c": "09ede20409d5ae0d1c0d3f3d2c68038a384cdd6b7cc5ca2aab670f570adc2dffc3",
            "p": "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",
        },
    ],
}
pp.pprint(wallet.finalize_tx(slate))

More examples in tests suite.