import xlrd
worksheet = xlrd.open_workbook(
'e:\\crawl\\000002.xls'
)sheet_names= worksheet.sheet_names(
)print
(sheet_names)
for sheet_name in sheet_names:
sheet = worksheet.sheet_by_name(sheet_name)
rows = sheet.nrows # 獲取行數
cols = sheet.ncols # 獲取列數，儘管沒用到
all_content =
cols = sheet.col_values(3)
# 獲取第二列內容， 資料格式為此資料的原有格式（原：字串，讀取：字串； 原：浮點數， 讀取：浮點數）
print
(cols)
print
(cols[3]
)print
(type
(cols[3]
))#檢視資料型別
[
'sheet1'][
'','',
'-72.20'
,'248.84'
,'-32.67'
,'156.93'
,'-49.58'
,'59.36',''
]248.84
<
class
'str'
>
import xlrd
worksheet = xlrd.open_workbook(
'e:\\crawl\\000002.xls'
)sheet_names= worksheet.sheet_names(
)print
(sheet_names)
for sheet_name in sheet_names:
sheet = worksheet.sheet_by_name(sheet_name)
rows = sheet.nrows # 獲取行數
cols = sheet.ncols # 獲取列數，儘管沒用到
all_content =
for i in
range
(rows)
: cell = sheet.cell_value(i,3)
# 取第二列資料
try:
cell =
float
(cell)
# 轉換為浮點數
except valueerror:
pass
print
(all_content)
print
(all_content[3]
)print
(type
(all_content[3]
))
[
'sheet1'][
-72.2
,248.84,-
32.67
,156.93,-
33.53
,64.06,-
47.0
,117.33,-
31.6
,62.56,-
33.79
,30.63,-
59.65
,53.36,-
57.73
,34.15,-
60.0
,161.36,-
60.0
,41.3,-
50.77
,375.31,-
43.66
,167.79,-
57.47
,62.4,-
53.31
,98.65,-
37.41
,68.59,-
42.04
,54.28,-
58.9
,64.21,-
51.92
,36.0,-
49.02
,630.77,-
35.75
,160.82,-
51.98
,31.93,-
80.17
,198.75,-
35.77
,34.31,-
46.24
,84.36,-
46.82
,321.93,-
33.41
,120.85,-
49.58
,59.36
]156.93
<
class
'float'
>
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