加载中…python3分析sitka_weather_07-2014.csv文件头
(2018-06-22 17:20:31)| 分类： Python3 |
with open(fiilename) as f
#将文件对象存储在f中
csv.reader()创建一个与文件相关联的阅读器（reader）对象。
next()返回文件的下一行，第一次调用，就是第一行。
highs_lows.py
import csv
filename = 'sitka_weather_07-2014.csv'
with open(filename) as f:
reader =
csv.reader(f)
header_row =
next(reader)
print(header_row)
输出：
['AKDT', 'Max TemperatureF', 'Mean TemperatureF', 'Min TemperatureF', 'Max Dew P
ointF', 'MeanDew PointF', 'Min DewpointF', 'Max Humidity', ' Mean Humidity', ' M
in Humidity', ' Max Sea Level PressureIn', ' Mean Sea Level PressureIn', ' Min S
ea Level PressureIn', ' Max VisibilityMiles', ' Mean VisibilityMiles', ' Min Vis
ibilityMiles', ' Max Wind SpeedMPH', ' Mean Wind SpeedMPH', ' Max Gust SpeedMPH'
, 'PrecipitationIn', ' CloudCover', ' Events', ' WindDirDegrees']
csv.reader()创建一个与文件相关联的阅读器（reader）对象。
next()返回文件的下一行，第一次调用，就是第一行。
highs_lows.py
import csv
filename = 'sitka_weather_07-2014.csv'
with open(filename) as f:
输出：
['AKDT', 'Max TemperatureF', 'Mean TemperatureF', 'Min TemperatureF', 'Max Dew P
ointF', 'MeanDew PointF', 'Min DewpointF', 'Max Humidity', ' Mean Humidity', ' M
in Humidity', ' Max Sea Level PressureIn', ' Mean Sea Level PressureIn', ' Min S
ea Level PressureIn', ' Max VisibilityMiles', ' Mean VisibilityMiles', ' Min Vis
ibilityMiles', ' Max Wind SpeedMPH', ' Mean Wind SpeedMPH', ' Max Gust SpeedMPH'
, 'PrecipitationIn', ' CloudCover', ' Events', ' WindDirDegrees']
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