third-party libraries, depending on your build platform and configure options. Not all standard library modules are buildable or usable on all platforms. Refer to theInstall dependenciessection of theDeveloper Guidefor current detailed information on dependencies for various Linux distributions and macOS...
"""Main function.""" # Set current time in our local time zone now = datetime.now(tz=tz.tzlocal()) # New York City time zone nyc_tz = ZoneInfo("America/New_York") # New Year 2023 in NYC new_year_2023 = datetime(2023, 1, 1, 0, 0, tzinfo=nyc_tz) # Compute the time left...
# create df1 = pd.DataFrame(np.random.randint(1, 100, (5, 4)), columns = [['A', 'A', 'B', 'B'],['english', 'math', 'english', 'math']], index = [1, 2, 3, 4, 5]) #select low_factor = factor_year.iloc[factor_year.index.get_level_values('feps_quantile') == ...
import pandas as pd def custom_function(data): # 自定义的窗口函数逻辑 return max(data) - min(data) df['Result'] =df['column'].rolling(window=3).apply(custom_function) df 其中,custom_function是自定义的窗口函数,data是窗口中的数据,result是窗口函数的计算结果。 以上是Pandas窗口函数的一些常用...
We first import the module and then get the current date and time using thedateime.now(). To get the date from this result, we call thedate()function on this result and store the returned date in a variabledate. Next, we have to filter the year out from this date. For that, we ...
TIME_INDEX_FEATURE_NAME_MAP = {0: '_automl_year', 1: '_automl_year_iso', 2: '_automl_half', 3: '_automl_quarter', 4: '_automl_month', 5: '_automl_month_lbl', 6: '_automl_day', 7: '_automl_hour', 8: '_automl_minute', 9: '_automl_second', 10: '_automl_...
fromdatetimeimportdatetimeexec_date='2024-02-29'current_date=datetime.strptime(exec_date,"%Y-%m-%d")end_date=current_date.replace(year=current_date.year-2,month=current_date.month,day=current_date.day) We are trying to get the date of two years from now in Python datetime. ...
return greet(s) if s else None $$ —- Can import functions from std library and environment > CREATE FUNCTION main.default.isleapyear(year INT) RETURNS BOOLEAN LANGUAGE PYTHON AS $$ import calendar return calendar.isleap(year) if year else None $$ —- Must return the correct type. Otherwis...
This program was designedforPython3,not Python2.""" defspam():"""This is a multiline comment to help explain what thespam()functiondoes."""print('Hello!') 索引和切片字符串 字符串和列表一样使用索引和切片。您可以将字符串'Hello, world!'视为一个列表,并将字符串中的每个字符视为一个具有相...
or to sys.stdout bydefault.Optional keyword arguments:file:a file-likeobject(stream);defaults to the current sys.stdout.sep:string inserted between values,defaulta space.end:string appended after the last value,defaulta newline.flush:whether to forcibly flush the stream.Type:builtin_function_or_...