df.rename(columns= {'Order_No_1':'OrderID','ItemNo':'ItemID'}, inplace=True)# remove special characters from column namedf.columns = df.columns.str.replace('[&,#,@,(,)]','')# remove leading/trailing space and add _ to in-betwe...
df.rename(columns= {'Order_No_1':'OrderID','ItemNo':'ItemID'}, inplace=True) # remove special characters from column name df.columns = df.columns.str.replace('[&,#,@,(,)]', '') # remove leading/trailing space and add _ to in-between spaces df.columns = df.columns.str.strip...
columns=['Num_Nulls'])# what % of the null values take for that columnpct_null_df = pd.DataFrame(data=count_null_series/len(df), columns=['Pct_Nulls'])null_stats = pd.concat([count_null_df, pct_null_df],axis=1)null_stats ...
'0.0\t0\t5\t6.31000\t\t\n5.29559\t2.38176\t0.51521\t0.04454\t0.00000\t\n0\t0\t0\...
# Rename values in Customer Fname column to uppercasedf["Customer Fname"] = df["Customer Fname"].str.upper()str.strip()函数用于删除字符串值开头或结尾可能出现的任何额外空格。# In Customer Segment column, convert names to lowercase and remove leading/trailing spacesdf['Customer Segment'] =...
# Replace missing values in Order Quantity column with the mean of Order Quantities df['Order Quantity'].fillna(df["Order Quantity"].mean, inplace=True) 检查重复行 方法可以查看重复的行。 # Check duplicate rows df.duplicated() # Check the number of duplicate rows ...
# Replace missing values in Order Quantity column with the mean of Order Quantities df['Order Quantity'].fillna(df["Order Quantity"].mean, inplace=True) 检查重复行 duplicate()方法可以查看重复的行。 # Check duplicate rows df.duplicated() ...
# Rename valuesinCustomer Fname column to uppercase df["Customer Fname"]=df["Customer Fname"].str.upper() str.strip()函数用于删除字符串值开头或结尾可能出现的任何额外空格。 代码语言:javascript 复制 # In Customer Segment column,convert names to lowercase and remove leading/trailing spaces ...
# Replace missing values in Order Quantity column with the mean of Order Quantities df['Order Quantity'].fillna(df["Order Quantity"].mean, inplace=True) 检查重复行 duplicate()方法可以查看重复的行。 # Check duplicate rows df.duplicated() ...
# Replace missing values in Order Quantity column with the mean of Order Quantities df['Order Quantity'].fillna(df["Order Quantity"].mean, inplace=True) 检查重复行 duplicate() 方法可以查看重复的行。 # Check duplicate rows df.duplicated() ...