AQC Trading SDK

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Calendar & Time ​

Market Time ​

python
market_time = client.get_market_time()

Returns: MarketTime dataclass

python
MarketTime(
    eastern_time='2026-01-26T11:11:00.793328-05:00',
    is_weekday=True,
    is_market_hours=True,
    market_open='2026-01-26T09:30:00-05:00',
    market_close='2026-01-26T16:00:00-05:00'
)
FieldTypeDescription
eastern_timestrCurrent time in ET (ISO format)
is_weekdayboolTrue if Mon-Fri
is_market_hoursboolTrue if 9:30-16:00 ET
market_openstrToday's open time
market_closestrToday's close time

Quick Checks ​

python
is_open = client.is_market_open()  # Returns bool

Eastern Time ​

python
from datetime import time

et = client.get_eastern_time()  # Returns datetime in US/Eastern

Trade Window ​

python
# Check if current time is within 10:00-15:00 ET
if client.is_within_trade_window(time(10, 0), time(15, 0)):
    # Place orders

End of Day ​

python
if client.is_eod():  # Default: 15:30 ET
    # Exit positions

Custom EOD time:

python
if client.is_eod(time(14, 0)):  # 2:00 PM ET

Trading Calendar ​

python
calendar = client.get_trading_calendar(days=30)

Returns: Dict with holidays and early closes.

Next Open/Close ​

python
next_open = client.get_next_market_open("NYSE")
next_close = client.get_next_market_close("NYSE")

Count Trading Days ​

python
days = client.count_trading_days("2026-01-01", "2026-03-31")

Returns: int — number of trading days in the range.

Usage Patterns ​

Gate Trading on Market Hours ​

python
if not client.is_market_open():
    print("Market closed, skipping trade")
    return

Time-Based Strategy Logic ​

python
et = client.get_eastern_time()

# Exit-only mode after 1:00 PM ET
if et.hour >= 13:
    print("Exit-only mode")

Safe Order Wrapper ​

python
def safe_order(client, symbol, qty, price):
    if not client.is_market_open():
        raise Exception("Market is closed")
    return client.buy_limit(symbol, qty, price)