Your First Order

from py_clob_client.client import ClobClient
from py_clob_client.clob_types import OrderArgs, OrderType
from py_clob_client.order_builder.constants import BUY

host: str = "https://clob.polymarket.com"
key: str = "" #This is your Private Key. Export from reveal.polymarket.com or from your Web3 Application
chain_id: int = 137 #No need to adjust this
POLYMARKET_PROXY_ADDRESS: str = '' #This is the address you deposit/send USDC to to FUND your Polymarket account.

#Select from the following 3 initialization options to matches your login method, and remove any unused lines so only one client is initialized.


### Initialization of a client using a Polymarket Proxy associated with an Email/Magic account. If you login with your email use this example.
client = ClobClient(host, key=key, chain_id=chain_id, signature_type=1, funder=POLYMARKET_PROXY_ADDRESS)

### Initialization of a client using a Polymarket Proxy associated with a Browser Wallet(Metamask, Coinbase Wallet, etc)
client = ClobClient(host, key=key, chain_id=chain_id, signature_type=2, funder=POLYMARKET_PROXY_ADDRESS)

### Initialization of a client that trades directly from an EOA. 
client = ClobClient(host, key=key, chain_id=chain_id)

## Create and sign a limit order buying 5 tokens for 0.010c each
#Refer to the Markets API documentation to locate a tokenID: https://docs.polymarket.com/developers/gamma-markets-api/get-markets

client.set_api_creds(client.create_or_derive_api_creds()) 

order_args = OrderArgs(
    price=0.01,
    size=5.0,
    side=BUY,
    token_id="", #Token ID you want to purchase goes here. 
)
signed_order = client.create_order(order_args)

## GTC(Good-Till-Cancelled) Order
resp = client.post_order(signed_order, OrderType.GTC)
print(resp)