def change_dtypes(col_int, col_float, df): ''' AIM -> Changing dtypes to save memory INPUT -> List of column names (int, float), df OUTPUT -> updated df with smaller memory --- ''' df[col_int] = df[col_int].astype('int32') df[col_float] = df[...
type == game.KEYDOWN: if anyEvent.key == game.K_LEFT: lead_x_change = -10 if anyEvent.key == game.K_RIGHT: lead_x_change = 10 change_x += lead_x_change DisplayScreen.fill(white) game.draw.rect(DisplayScreen, black, [change_x,change_y,10,10]) game.display.update() 在新的...
ON conflict(id) DO UPDATE SET name ='未知'; 如果id冲突就什么也不做 INSERT INTO student(id, name) VALUES(12, '小明'),(13, '小红') ON conflict(id) DO NOTHING; # 把一个表中的数据插入到另一个表中 insert into 目标表名 (column1,column2,columnn) select value1,value2,valuen from ...
AI代码解释 defconcat_col_str_condition(df):# concat2columnswithstringsifthe last3lettersofthe first column are'pil'mask=df['col_1'].str.endswith('pil',na=False)col_new=df[mask]['col_1']+df[mask]['col_2']col_new.replace('pil',' ',regex=True,inplace=True)# replace the'pil'wi...
Let’s now assume that management has decided that all candidates will be offered an 20% raise. We can easily change the salary column using the following Python code: survey_df['salary'] = survey_df['salary'] * 1.2 6. Replace string in Pandas DataFrame column ...
# 数据清洗示例:去除空值 cleaned_data = sjv.dropna(data_csv) # 数据转换示例:日期格式转换 data_csv['日期'] = sjv.to_datetime(data_csv['日期'], format='%Y-%m-%d') # 数据筛选示例:按条件筛选数据 filtered_data = sjv.filter_data(data_csv, column='销售额', condition='>=', value=1000...
1、生成6位数字随机验证码 import random import string def num_code(length=6): """ 生成长度为length的数字随机验证码 :param length: 验证码长度 :return: 验证码 """ return ''.join(random.choice(string.digits) for i in range(0, length)) ...
But the only condition that needs to be satisfied for filtering data from multiple Data Sources is that the data must have the same dimensions. Once this is satisfied, Tableau automatically updates the required changes to all your worksheets using the same Data Sources and the same filters that...
You can select the value to change it:The Autos window (Debug > Windows > Autos) contains variables and expressions that are close to the current statement. You can double-click in the value column or select and press F2 to edit the value:...
Change all colors to hex. You can use the compatibility function gspread.utils.convert_colors_to_hex_value() to convert a dictionary to a hex string. - tab_color = {"red": 1, "green": 0.5, "blue": 1} + tab_color = "#FF7FFF" file.sheet1.update_tab_color(tab_color) Switch ...