PyZipline/pyzipline/utils.py

24 lines
686 B
Python

"""This is a list of various utility functions used in PyZipline."""
from datetime import datetime
def convert_str_to_datetime(date_string: str) -> datetime:
"""Converts a Zipline date string to a datetime object
Args:
date_string: String to convert
Returns:
datetime: Datetime object
"""
return datetime.strptime(date_string, '%Y-%m-%dT%H:%M:%S.%fZ')
def convert_datetime_to_str(datetime: datetime) -> str:
"""Converts a datetime object to a Zipline (`ISO 8601`) date string
Args:
datetime: Datetime to convert
Returns:
str: Converted date string
"""
return datetime.now().strftime('%Y-%m-%dT%H:%M:%S.%fZ')