前几天，项目中有个小需求：提供Excel的上传下载功能，使用模块：openpyxl 和 xlsxwriter，这里简单记录一下。
1.简介
Python中操作Excel的库非常多，为开发者提供了多种选择，如：xlrd、 xlwt、xlutils、xlwings、pandas、 win32com、openpyxl、xlsxwriter等等。
其中：
前三个一般混合使用，对Excel读写操作，适合旧版Excel，仅支持 xls 文件；
-
win32com库功能丰富，性能强大，适用于Windows； -
xlwings稍次于前者，但同样功能丰富；pandas适合处理大量数据； -
xlsxwriter适合大量数据的写操作，支持图片/表格/图表/筛选/格式/公式等； -
openpyxl读写均可，简单易用，功能广泛，可插入图表等，类似前者。
以下主要描述一下后两种（
openpyxl、xlsxwriter）的简单使用
2.Excel库的使用
2.1.目标
2.2.openpyxl的使用
2.2.1.安装
|
1
|
pip install openpyxl |
2.2.2.写入Excel
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
import osfrom openpyxl import Workbookfrom openpyxl.styles import Alignment, Font, colors, PatternFillfrom openpyxl.utils import get_column_letterFILE_PATH = os.path.join(os.path.dirname(__file__), 'files/')def write_test(): wb = Workbook() filename = FILE_PATH + '/openpyxl_test.xlsx' # 活动sheet ws1 = wb.active ws1.title = "Test-1" # 列表追加 for row in range(1, 10): ws1.append(range(9)) # 创建sheet ws2 = wb.create_sheet(title="Test-2") # 合并单元格 ws2.merge_cells('F5:I5') # 拆分 # ws2.unmerge_cells('F5:I5') # 单元赋值 ws2['F5'] = 'hello world' # 居中 ws2['F5'].alignment = Alignment(horizontal='center', vertical='center') # sheet标签颜色 ws2.sheet_properties.tabColor = '1072BA' # 字体样式 bold_itatic_12_font = Font(name='仿宋', size=12, italic=True, color=BLUE, bold=True) ws2['F5'].font = bold_itatic_12_font # 背景颜色 bg_color = PatternFill('solid', fgColor='1874CD') ws2['F5'].fill = bg_color # 行高列宽 ws2.row_dimensions[5].height = 40 # 第 5 行 ws2.column_dimensions['F'].width = 30 # F 列 ws3 = wb.create_sheet(title="Test-3") for row in range(10, 20): for col in range(10, 20): ws3.cell(column=col, row=row, value="0}".format(get_column_letter(col))) print(ws3['S10'].value) # 保存 wb.save(filename) |
2.2.3.读取Excel
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
from openpyxl import load_workbookdef read_test(filename): wb = load_workbook(filename) print('取得所有工作表的表名 :') print(wb.sheetnames, '\n') print('取得某张工作表 :') # sheet = wb['Sheet1'] # sheet = wb.worksheets[0] sheet = wb[wb.sheetnames[0]] print(type(sheet)) print('表名: ' + sheet.title, '\n') print('取得活动工作表 :') active_sheet = wb.active print('表名: ' + active_sheet.title, '\n') print('获取工作表的大小:') print('总行数: ' + str(active_sheet.max_row)) print('总列数: ' + str(active_sheet.max_column)) print('\n获取单元格数据:') for row in range(sheet.max_row): for col in range(sheet.max_column): print(f"第 {row + 1} 行 {col + 1} 列：", sheet.cell(row=row + 1, column=col + 1).value) print('\n获取行数据:') for i, cell_object in enumerate(list(sheet.rows)): cell_lst = [cell.value for cell in cell_object] print(f'第 {i + 1} 行：', cell_lst) |
2.2.4.案例demo 数据源格式
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
# contents数据contents=[ { "uid": "1281948912", "group_name": "测试群-5", "domain": "ddos5.www.cn", "user_area": [ { "num": 1024, "region": "中国", "percent": 33.33 }, { "num": 1022, "region": "中国香港", "percent": 33.33 }, { "num": 1021, "region": "新加坡", "percent": 33.33 } ], "gf_area": [ { "num": 5680, "region": "中国香港", "percent": 97.8 }, { "num": 60, "region": "新加坡", "percent": 0.8 }, { "num": 55, "region": "美西", "percent": 0.8 } ], "sip_area": { "waf_ip":["aliyunwaf.com.cn"], "sip":["13.75.120.253","18.163.46.57"], "isp_region":[ { "country": "中国香港", "isp": "microsoft.com" }, { "country": "中国香港", "isp": "amazon.com" } ] } },] |
写入Excel
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
import osimport timefrom openpyxl import Workbook, load_workbookfrom openpyxl.styles import Alignment, Font, colors, PatternFillFILE_PATH = os.path.join(os.path.dirname(__file__), 'files/')# 颜色BLACK = colors.COLOR_INDEX[0]WHITE = colors.COLOR_INDEX[1]RED = colors.COLOR_INDEX[2]DARKRED = colors.COLOR_INDEX[8]BLUE = colors.COLOR_INDEX[4]DARKBLUE = colors.COLOR_INDEX[12]GREEN = colors.COLOR_INDEX[3]DARKGREEN = colors.COLOR_INDEX[9]YELLOW = colors.COLOR_INDEX[5]DARKYELLOW = colors.COLOR_INDEX[19]def export_gf_excel_test(filename=None, sheetName=None, contents=None): filename = filename if filename else 'openpyxl_Test.xlsx' sheetName = sheetName if sheetName else '测试' contents = contents if contents else [] # 新建工作簿 wb = Workbook() ws = wb.worksheets[0] # 设置sheet名称 ws.title = sheetName # sheet标签颜色 ws.sheet_properties.tabColor = '1072BA' # 居中 pos_center = Alignment(horizontal='center', vertical='center') # 字体样式 bold_12_font = Font(name='仿宋', size=12, italic=False, color=BLACK, bold=True) # 背景颜色 bg_color = PatternFill('solid', fgColor='4DCFF6') # 设置标题 # 合并 merge_lst = [ 'A1:A3', 'B1:B3', 'C1:C3', 'D1:R1', 'S1:AA1', 'AB1:AE1', 'D2:F2', 'G2:I2', 'J2:L2', 'M2:O2', 'P2:R2', 'S2:U2', 'V2:X2', 'Y2:AA2', 'AB2:AB3', 'AC2:AC3', 'AD2:AD3', 'AE2:AE3' ] [ws.merge_cells(c) for c in merge_lst] # 填充字段 title_dic = { 'A1': 'UID', 'B1': '钉钉群', 'C1': '域名', 'D1': '用户区域', 'S1': '高防区域', 'AB1': '源站区域', 'D2': 'TOP1', 'G2': 'TOP2', 'J2': 'TOP3', 'M2': 'TOP4', 'P2': 'TOP5', 'S2': 'TOP1', 'V2': 'TOP2', 'Y2': 'TOP3', 'AB2': 'WAF IP', 'AC2': '源站IP', 'AD2': '源站IP区域', 'AE2': '运营商' } line3_v = ['物理区域', '请求量', '占比'] * 8 line3_k = [chr(i) + '3' for i in range(68, 91)] + ['AA3'] title_dic.update(dict(zip(line3_k, line3_v))) for k, v in title_dic.items(): ws[k].value = v ws[k].font = bold_12_font ws[k].alignment = pos_center ws[k].fill = bg_color # 列宽 width_dic = { 'A': 30, 'B': 30, 'C': 30, 'AB': 16, 'AC': 16, 'AD': 16, 'AE': 16 } for k, v in width_dic.items(): ws.column_dimensions[k].width = v # 内容 for i, dic in enumerate(contents): user_gf_mod = {'region': '', 'num': '', 'percent': ''} user_area = dic['user_area'] gf_area = dic['gf_area'] sip_area = dic['sip_area'] # UID+域名 data = [dic['uid'], dic['group_name'], dic['domain']] # 用户区域 if not user_area: user_area = [user_gf_mod] * 5 else: user_area = list( map(lambda item: { 'region': item['region'], 'num': item['num'], 'percent': item['percent']}, user_area) ) [user_area.append(user_gf_mod) for _ in range(5 - len(user_area))] [data.extend(user_area[u].values()) for u in range(len(user_area))] # 高防区域 if not gf_area: gf_area = [user_gf_mod] * 3 else: gf_area = list( map(lambda item: { 'region': item['region'], 'num': item['num'], 'percent': item['percent']}, gf_area) ) [gf_area.append(user_gf_mod) for _ in range(3 - len(gf_area))] [data.extend(gf_area[g].values()) for g in range(len(gf_area))] # 源站区域 waf_ip = sip_area['waf_ip'] sip = sip_area['sip'] isp_region = sip_area['isp_region'] data.append(','.join(waf_ip)) if waf_ip else data.append('') data.append(','.join(sip)) if sip else data.append('') if not isp_region: data.extend([''] * 2) else: try: country = ','.join(map(lambda item: item['country'], isp_region)) isp = ','.join(map(lambda item: item['isp'] if item['isp'] else '暂未查到', isp_region)) data.append(country) data.append(isp) except Exception as e: print(e) print(isp_region) # 写入Excel ws.append(data) # 保存文件 wb.save(filename=filename)if __name__ == "__main__": curTime = ''.join(map(lambda i: str(i) if len(str(i)) >= 2 else '%02d' % i, [i for i in time.localtime()[:-4]])) filename = os.path.join(FILE_PATH, 'openpyxl_Test_{}.xlsx'.format(curTime)) export_gf_excel_test(filename, contents=contents) |
2.3.xlsxwriter的使用
2.3.1.安装
|
1
|
pip install XlsxWriter |
2.3.2.写入Excel
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
import osimport timeimport jsonimport xlsxwriterFILE_PATH = os.path.join(os.path.dirname(__file__), 'files/')def export_gf_excel_test(filename=None, sheetName=None, contents=None): filename = filename if filename else 'xlsxwriter_Test.xlsx' sheetName = sheetName if sheetName else '测试' contents = contents if contents else [] # 新建 wb = xlsxwriter.Workbook(filename) ws = wb.add_worksheet(name=sheetName) # 设置风格 style1 = wb.add_format({ "bold": True, 'font_name': '仿宋', 'font_size': 12, # 'font_color': '#217346', 'bg_color': '#4DCFF6', "align": 'center', "valign": 'vcenter', 'text_wrap': 1 }) style2 = wb.add_format({ # "bold": True, # 'font_name': '仿宋', 'font_size': 11, 'font_color': '#217346', 'bg_color': '#E6EDEC', "align": 'center', "valign": 'vcenter', # 'text_wrap': 1 }) # 标题 ws.set_column('A1:AE1', None, style1) # 合并单元格: first_row, first_col, last_row, last_col # 第 1 行 ws.merge_range(0, 0, 2, 0, 'UID') ws.merge_range(0, 1, 2, 1, '钉钉群') ws.merge_range(0, 2, 2, 2, '域名') ws.merge_range(0, 3, 0, 17, '用户区域') ws.merge_range(0, 18, 0, 26, '高防区域') ws.merge_range(0, 27, 0, 30, '源站区域') # 第 2 行 user_tl2 = ['TOP' + str(i) for i in range(1, 6)] gf_tl2 = user_tl2[:3] [ws.merge_range(1, 3 * (i + 1), 1, 3 * (i + 2) - 1, name) for i, name in enumerate(user_tl2 + gf_tl2)] # 第 3 行 user_gf_tl3 = ['物理区域', '请求量', '占比'] * 8 sip_tl3 = ['WAF IP', '源站IP', '源站IP区域', '运营商'] [ws.write(2, 3 + i, name) for i, name in enumerate(user_gf_tl3)] [ws.merge_range(1, 27 + i, 2, 27 + i, name) for i, name in enumerate(sip_tl3)] # ws.write(11, 2, '=SUM(1:10)') # 增加公式 # ws.set_default_row(35) # 设置默认行高 # 设置列宽 ws.set_column(0, 2, 30) ws.set_column(3, 26, 10) ws.set_column(27, 30, 16) # 内容 for i, dic in enumerate(contents): user_gf_mod = {'region': '', 'num': '', 'percent': ''} user_area = dic['user_area'] gf_area = dic['gf_area'] sip_area = dic['sip_area'] # UID+域名 data = [dic['uid'], dic['group_name'], dic['domain']] # 用户区域 if not user_area: user_area = [user_gf_mod] * 5 else: user_area = list( map(lambda item: { 'region': item['region'], 'num': item['num'], 'percent': item['percent']}, user_area) ) [user_area.append(user_gf_mod) for _ in range(5 - len(user_area))] [data.extend(user_area[u].values()) for u in range(len(user_area))] # 高防区域 if not gf_area: gf_area = [user_gf_mod] * 3 else: gf_area = list( map(lambda item: { 'region': item['region'], 'num': item['num'], 'percent': item['percent']}, gf_area) ) [gf_area.append(user_gf_mod) for _ in range(3 - len(gf_area))] [data.extend(gf_area[g].values()) for g in range(len(gf_area))] # 源站区域 waf_ip = sip_area['waf_ip'] sip = sip_area['sip'] isp_region = sip_area['isp_region'] data.append(','.join(waf_ip)) if waf_ip else data.append('') data.append(','.join(sip)) if sip else data.append('') if not isp_region: data.extend([''] * 2) else: try: country = ','.join(map(lambda item: item['country'], isp_region)) isp = ','.join(map(lambda item: item['isp'] if item['isp'] else '暂未查到', isp_region)) data.append(country) data.append(isp) except Exception as e: print(e) print(isp_region) # 写入Excel ws.write_row('A' + str(i + 4), data, style2) # 保存关闭文件 wb.close()if __name__ == '__main__': curTime = ''.join(map(lambda i: str(i) if len(str(i)) >= 2 else '%02d' % i, [i for i in time.localtime()[:-4]])) filename = os.path.join(FILE_PATH, 'xlsxwriter_Test_{}.xlsx'.format(curTime)) export_gf_excel_test(filename, contents=contents) |
以上是两个库操作Excel的简单实现。对于一些复杂需求的处理，可以查看相关文档。
到此这篇关于python中openpyxl和xlsxwriter对Excel的操作方法的文章就介绍到这了,更多相关python openpyxl和xlsxwriter对Excel操作内容请搜索服务器之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持服务器之家！
原文链接：https://blog.csdn.net/weixin_41599858/article/details/114217711
