我在閱讀python中的csv文件時遇到了問題,而只打印標題/列名稱被反覆打印並且數據未打印。如何讀取csv文件並在一些處理後打印數據?
輸出僅包含列名稱。行值不會被打印。請幫助我解決問題。
我的代碼如下。
import csv
import sys
import datetime
import math
import re
f=open('VehicleMaster.csv','r')
try:
reader=csv.DictReader(f,delimiter=',')
num=' '
regx= re.compile('[,-/]')
for row in reader:
dt1=row['Date_Registered']
for xd in dt1.splitlines():
d,m,y=regx.split(xd)
dt2=('/'.join((d.zfill(2),m,'20'+y.zfill(2) if len(y)==2 else y)))
row['Date_Registered']=dt2
dt3= str(datetime.datetime.strptime(dt2,'%d/%b/%Y').date())
#print(dt3)
row['Date_Registered']=dt3![enter image description here][1]
#print(row)
print(num, '\t'.join(row))
if num == ' ':
num=0
num=num+1
輸出: -
Workstream_from_AL Manager work_steam risk_score Base Count Total_Downtime_Hours Class Vehicle_Description C111111 Total_Maint_Costs Date_Registered smr Workstream Latest_Mileage Base_Location Major_Repair_ Average_Downtime_Hours Age_in_Months__17_Mar_15_ Status Ob_Board_Power_ No_of_SMR_Jobs Reg_Number down_time Cost_Centre mileage Workshop age Date_of_Reading
1 Workstream_from_AL Manager work_steam risk_score Base Count Total_Downtime_Hours Class Vehicle_Description C111111 Total_Maint_Costs Date_Registered smr Workstream Latest_Mileage Base_Location Major_Repair_ Average_Downtime_Hours Age_in_Months__17_Mar_15_ Status Ob_Board_Power_ No_of_SMR_Jobs Reg_Number down_time Cost_Centre mileage Workshop age Date_of_Reading
2 Workstream_from_AL Manager work_steam risk_score Base Count Total_Downtime_Hours Class Vehicle_Description C111111 Total_Maint_Costs Date_Registered smr Workstream Latest_Mileage Base_Location Major_Repair_ Average_Downtime_Hours Age_in_Months__17_Mar_15_ Status Ob_Board_Power_ No_of_SMR_Jobs Reg_Number down_time Cost_Centre mileage Workshop age Date_of_Reading
3 Workstream_from_AL Manager work_steam risk_score Base Count Total_Downtime_Hours Class Vehicle_Description C111111 Total_Maint_Costs Date_Registered smr Workstream Latest_Mileage Base_Location Major_Repair_ Average_Downtime_Hours Age_in_Months__17_Mar_15_ Status Ob_Board_Power_ No_of_SMR_Jobs Reg_Number down_time Cost_Centre mileage Workshop age Date_of_Reading
輸入: - 計數Reg_Number狀態Vehicle_Description Date_Registered Age_in_Months__17_Mar_15_ Latest_Mileage Date_of_Reading No_of_SMR_Jobs Total_Downtime_Hours Average_Downtime_Hours Total_Maint_Costs Major_Repair_經理Cost_Centre Ob_Board_Power_類車間Base_Location C111111年齡里程SMR down_time work_steam risk_score工作流Workstream_from_AL基地
1 PN57KTE電流 - 安路利蘭DAF LF45 160天6.0明鏡可能20 - 08 81.92876712 195591 2月15 30 110.83 3.694333333 14269.36大型起重機修理£5,093.45工作沒有V79166 GORDON THOMPSON 40001072號HGV東北卡車&凡有限公司T恤 - 修復1個0修復三通
1 YP09LFX電流 - 安路福特全順350 2.4 TDi的明鏡/文10月09 69.23835616 62589 9月 - 15 10 169.5 16.95 6166.99新引擎&噴射£4,287.57工作否V81240 BARRY WATSON 40001032是的LCV Kestrel Truck Services Limited北泰恩 - 修理1 0.961643836 1.11E-05 3.548325662 3.941860465 1 9.451841074修理北泰恩 1 YP09KZK當前 - 道路福特TRANSIT 350 2.4 TDi Der/Man 24-Jun -09 68.77808219 77171 12-JAN-15 12 40.25 3.354166667 5867.05新引擎£5,499.87工作沒有V78692巴里·沃森40001032 YES LCV Howdon北泰恩 - 修復1 0.955251142 1.11E-05 3.375747986 0.78003876 1 6.111048999修繕修繕北泰恩
1 YP09LCL當前 - 在道路福特TRANSIT 350 2.4 TDi Der/Man 2009年7月1日68.54794521 68703 19-Jan-15 10 101.25 10.125 8521.22新引擎£6,450.14工作否V85143 JOHN RICHARDSON 40001053是LCV S Jennings Ltd磨損 - 修理1 0.952054795 1.11E -05 4.902888377 2.354651163 1 9.209605446修理修理磨損
你能否提供輸入文件樣本 – The6thSense
plz讓你的代碼在這篇文章中更具可讀性 –
在輸入數據時首先是列名然後是數據。 – vijay