excelexporters.metertrend.generate_excel() - Code Metrics - Inspection of "Merge branch 'develop'" - myems/myems-api - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 17dcd8...c09fbc )

by Guangyu

created 2021-01-16 08:04 UTC

excelexporters.metertrend.generate_excel() F

↳ Parent: excelexporters.metertrend

Complexity

Conditions

Size

Total Lines	189
Code Lines	143

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	19
eloc	143
nop	5
dl	0
loc	189
rs	0.4199
c	0
b	0
f	0

How to fix Long Method Complexity

import base64
import uuid
import os
from openpyxl.chart import (
    PieChart,
    BarChart,
    Reference,
)
from openpyxl.styles import PatternFill, Border, Side, Alignment, Font
from openpyxl.drawing.image import Image
from openpyxl import Workbook
from openpyxl.chart.label import DataLabelList


####################################################################################################################
# PROCEDURES
# Step 1: Validate the report data
# Step 2: Generate excel file
# Step 3: Encode the excel file bytes to Base64
####################################################################################################################


def export(result,

           name,
           reporting_start_datetime_local,
           reporting_end_datetime_local,
           period_type):
    ####################################################################################################################
    # Step 1: Validate the report data
    ####################################################################################################################
    if result is None:
        return None

    if "reporting_period" not in result.keys() or \
            "names" not in result['reporting_period'].keys() or len(result['reporting_period']['names']) == 0:
        return None
    ####################################################################################################################
    # Step 2: Generate excel file from the report data
    ####################################################################################################################
    filename = generate_excel(result,
                              name,
                              reporting_start_datetime_local,
                              reporting_end_datetime_local,
                              period_type)

    ####################################################################################################################
    # Step 3: Encode the excel file to Base64
    ####################################################################################################################
    try:
        with open(filename, 'rb') as binary_file:
            binary_file_data = binary_file.read()
    except IOError as ex:
        pass

    # Base64 encode the bytes
    base64_encoded_data = base64.b64encode(binary_file_data)

    # get the Base64 encoded data using human-readable characters.
    base64_message = base64_encoded_data.decode('utf-8')
    # delete the file from server
    try:
        os.remove(filename)
    except NotImplementedError as ex:
        pass
    return base64_message


def generate_excel(result,
                   name,
                   reporting_start_datetime_local,
                   reporting_end_datetime_local,
                   period_type):
    wb = Workbook()
    ws = wb.active

    # Row height
    ws.row_dimensions[1].height = 118

    for i in range(2, 6 + 1):
        ws.row_dimensions[i].height = 30

    ws.row_dimensions[7].height = 60
    ws.row_dimensions[3].height = 50

    # Col width
    ws.column_dimensions['A'].width = 1.5

    ws.column_dimensions['B'].width = 20.0
    for i in range(ord('C'), ord('C')+16):
        ws.column_dimensions[chr(i)].width = 15.0

    # Font
    name_font = Font(name='Constantia', size=15, bold=True)
    title_font = Font(name='宋体', size=15, bold=True)
    data_font = Font(name='Franklin Gothic Book', size=11)

    table_fill = PatternFill(fill_type='solid', fgColor='1F497D')
    f_border = Border(left=Side(border_style='medium', color='00000000'),
                      right=Side(border_style='medium', color='00000000'),
                      bottom=Side(border_style='medium', color='00000000'),
                      top=Side(border_style='medium', color='00000000')
                      )
    b_border = Border(
        bottom=Side(border_style='medium', color='00000000'),
    )

    b_c_alignment = Alignment(vertical='bottom',
                              horizontal='center',
                              text_rotation=0,
                              wrap_text=True,
                              shrink_to_fit=False,
                              indent=0)
    c_c_alignment = Alignment(vertical='center',
                              horizontal='center',
                              text_rotation=0,
                              wrap_text=True,
                              shrink_to_fit=False,
                              indent=0)
    b_r_alignment = Alignment(vertical='bottom',
                              horizontal='right',
                              text_rotation=0,
                              wrap_text=True,
                              shrink_to_fit=False,
                              indent=0)
    c_r_alignment = Alignment(vertical='bottom',
                              horizontal='center',
                              text_rotation=0,
                              wrap_text=True,
                              shrink_to_fit=False,
                              indent=0)
    # Img
    img = Image("excelexporters/myems.png")
    ws.add_image(img, 'B1')

    # Title
    ws['B3'].font = name_font
    ws['B3'].alignment = b_r_alignment
    ws['B3'] = 'Name:'
    ws['C3'].border = b_border
    ws['C3'].alignment = b_c_alignment
    ws['C3'].font = name_font
    ws['C3'] = name

    ws['D3'].font = name_font
    ws['D3'].alignment = b_r_alignment
    ws['D3'] = 'Period:'
    ws['E3'].border = b_border
    ws['E3'].alignment = b_c_alignment
    ws['E3'].font = name_font
    ws['E3'] = period_type

    ws['F3'].font = name_font
    ws['F3'].alignment = b_r_alignment
    ws['F3'] = 'Date:'
    ws['G3'].border = b_border
    ws['G3'].alignment = b_c_alignment
    ws['G3'].font = name_font
    ws['G3'] = reporting_start_datetime_local + "__" + reporting_end_datetime_local
    ws.merge_cells("G3:H3")

    ################################################
    # First: 趋势
    # 6: title
    # 7: table title
    # 8~ table_data
    ################################################
    has_data_flag = True
    report = result['reporting_period']
    if "names" not in report.keys() or report['names'] is None or len(report['names']) == 0:
        has_data_flag = False

    if "timestamps" not in report.keys() or report['timestamps'] is None or len(report['timestamps']) == 0:
        has_data_flag = False

    if "values" not in report.keys() or report['values'] is None or len(report['values']) == 0:
        has_data_flag = False
    ca = report['names']
    ca_len = len(ca)
    temp_max_row = 0
    times = report['timestamps']
    if has_data_flag:
        ws['B6'].font = title_font
        ws['B6'] = name + ' 趋势'

        ws['B7'].fill = table_fill
        ws['B7'].border = f_border
        ws['B7'].alignment = c_c_alignment
        ws['B7'] = '时间'
        time = times[0]
        has_data = False
        max_row = 0
        if len(time) > 0:
            has_data = True
            max_row = 8 + len(time)
            print("max_row", max_row)
            temp_max_row = max_row
        if has_data:
            for i in range(0, len(time)):
                col = 'B'
                row = str(8 + i)
                # col = chr(ord('B') + i)
                ws[col + row].font = title_font
                ws[col + row].alignment = c_c_alignment
                ws[col + row] = time[i]
                ws[col + row].border = f_border

            for i in range(0, ca_len):
                # 38 title
                col = chr(ord('C') + i)

                ws[col + '7'].fill = table_fill
                ws[col + '7'].font = title_font
                ws[col + '7'].alignment = c_c_alignment
                ws[col + '7'] = report['names'][i]
                ws[col + '7'].border = f_border

                # 39 data
                time = times[i]
                time_len = len(time)

                for j in range(0, time_len):
                    row = str(8 + j)
                    # col = chr(ord('B') + i)
                    ws[col + row].font = title_font
                    ws[col + row].alignment = c_c_alignment
                    ws[col + row] = round(report['values'][i][j], 0)
                    ws[col + row].border = f_border
                # bar
                # 39~: bar
                bar = BarChart()
                labels = Reference(ws, min_col=2, min_row=8, max_row=max_row + 1)
                bar_data = Reference(ws, min_col=3 + i, min_row=7, max_row=max_row + 1)  # openpyxl bug
                bar.add_data(bar_data, titles_from_data=True)
                bar.set_categories(labels)
                bar.height = 5.25  # cm 1.05*5 1.05cm = 30 pt
                bar.width = 36
                # pie.title = "Pies sold by category"
                bar.dLbls = DataLabelList()
                # bar.dLbls.showCatName = True  # label show
                # bar.dLbls.showVal = True  # val show
                bar.dLbls.showPercent = True  # percent show
                # s1 = CharacterProperties(sz=1800)     # font size *100
                chart_col = chr(ord('B'))
                chart_cell = chart_col + str(max_row + 2 + 10*i)
                print("chart_cell", chart_cell)
                ws.add_chart(bar, chart_cell)
    else:
        pass

    for i in range(8, temp_max_row + 1 + 1):
        ws.row_dimensions[i].height = 20

    filename = str(uuid.uuid4()) + '.xlsx'
    wb.save(filename)

    return filename


1		import base64
2		import uuid
3		import os
4		from openpyxl.chart import (
5		PieChart,
6		BarChart,
7		Reference,
8		)
9		from openpyxl.styles import PatternFill, Border, Side, Alignment, Font
10		from openpyxl.drawing.image import Image
11		from openpyxl import Workbook
12		from openpyxl.chart.label import DataLabelList
13
14
15		####################################################################################################################
16		# PROCEDURES
17		# Step 1: Validate the report data
18		# Step 2: Generate excel file
19		# Step 3: Encode the excel file bytes to Base64
20		####################################################################################################################
21
22
23	View Code Duplication	def export(result,
		0 ignored issues – show Duplication introduced 2021-01-16 08:06 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
24		name,
25		reporting_start_datetime_local,
26		reporting_end_datetime_local,
27		period_type):
28		####################################################################################################################
29		# Step 1: Validate the report data
30		####################################################################################################################
31		if result is None:
32		return None
33
34		if "reporting_period" not in result.keys() or \
35		"names" not in result['reporting_period'].keys() or len(result['reporting_period']['names']) == 0:
36		return None
37		####################################################################################################################
38		# Step 2: Generate excel file from the report data
39		####################################################################################################################
40		filename = generate_excel(result,
41		name,
42		reporting_start_datetime_local,
43		reporting_end_datetime_local,
44		period_type)
45
46		####################################################################################################################
47		# Step 3: Encode the excel file to Base64
48		####################################################################################################################
49		try:
50		with open(filename, 'rb') as binary_file:
51		binary_file_data = binary_file.read()
52		except IOError as ex:
53		pass
54
55		# Base64 encode the bytes
56		base64_encoded_data = base64.b64encode(binary_file_data)
		0 ignored issues – show introduced 2021-01-16 08:06 UTC by Report Bug Copy Issue Report The variable `binary_file_data` does not seem to be defined for all execution paths. Loading history...
57		# get the Base64 encoded data using human-readable characters.
58		base64_message = base64_encoded_data.decode('utf-8')
59		# delete the file from server
60		try:
61		os.remove(filename)
62		except NotImplementedError as ex:
63		pass
64		return base64_message
65
66
67		def generate_excel(result,
68		name,
69		reporting_start_datetime_local,
70		reporting_end_datetime_local,
71		period_type):
72		wb = Workbook()
73		ws = wb.active
74
75		# Row height
76		ws.row_dimensions[1].height = 118
77
78		for i in range(2, 6 + 1):
79		ws.row_dimensions[i].height = 30
80
81		ws.row_dimensions[7].height = 60
82		ws.row_dimensions[3].height = 50
83
84		# Col width
85		ws.column_dimensions['A'].width = 1.5
86
87		ws.column_dimensions['B'].width = 20.0
88		for i in range(ord('C'), ord('C')+16):
89		ws.column_dimensions[chr(i)].width = 15.0
90
91		# Font
92		name_font = Font(name='Constantia', size=15, bold=True)
93		title_font = Font(name='宋体', size=15, bold=True)
94		data_font = Font(name='Franklin Gothic Book', size=11)
95
96		table_fill = PatternFill(fill_type='solid', fgColor='1F497D')
97		f_border = Border(left=Side(border_style='medium', color='00000000'),
98		right=Side(border_style='medium', color='00000000'),
99		bottom=Side(border_style='medium', color='00000000'),
100		top=Side(border_style='medium', color='00000000')
101		)
102		b_border = Border(
103		bottom=Side(border_style='medium', color='00000000'),
104		)
105
106		b_c_alignment = Alignment(vertical='bottom',
107		horizontal='center',
108		text_rotation=0,
109		wrap_text=True,
110		shrink_to_fit=False,
111		indent=0)
112		c_c_alignment = Alignment(vertical='center',
113		horizontal='center',
114		text_rotation=0,
115		wrap_text=True,
116		shrink_to_fit=False,
117		indent=0)
118		b_r_alignment = Alignment(vertical='bottom',
119		horizontal='right',
120		text_rotation=0,
121		wrap_text=True,
122		shrink_to_fit=False,
123		indent=0)
124		c_r_alignment = Alignment(vertical='bottom',
125		horizontal='center',
126		text_rotation=0,
127		wrap_text=True,
128		shrink_to_fit=False,
129		indent=0)
130		# Img
131		img = Image("excelexporters/myems.png")
132		ws.add_image(img, 'B1')
133
134		# Title
135		ws['B3'].font = name_font
136		ws['B3'].alignment = b_r_alignment
137		ws['B3'] = 'Name:'
138		ws['C3'].border = b_border
139		ws['C3'].alignment = b_c_alignment
140		ws['C3'].font = name_font
141		ws['C3'] = name
142
143		ws['D3'].font = name_font
144		ws['D3'].alignment = b_r_alignment
145		ws['D3'] = 'Period:'
146		ws['E3'].border = b_border
147		ws['E3'].alignment = b_c_alignment
148		ws['E3'].font = name_font
149		ws['E3'] = period_type
150
151		ws['F3'].font = name_font
152		ws['F3'].alignment = b_r_alignment
153		ws['F3'] = 'Date:'
154		ws['G3'].border = b_border
155		ws['G3'].alignment = b_c_alignment
156		ws['G3'].font = name_font
157		ws['G3'] = reporting_start_datetime_local + "__" + reporting_end_datetime_local
158		ws.merge_cells("G3:H3")
159
160		################################################
161		# First: 趋势
162		# 6: title
163		# 7: table title
164		# 8~ table_data
165		################################################
166		has_data_flag = True
167		report = result['reporting_period']
168		if "names" not in report.keys() or report['names'] is None or len(report['names']) == 0:
169		has_data_flag = False
170
171		if "timestamps" not in report.keys() or report['timestamps'] is None or len(report['timestamps']) == 0:
172		has_data_flag = False
173
174		if "values" not in report.keys() or report['values'] is None or len(report['values']) == 0:
175		has_data_flag = False
176		ca = report['names']
177		ca_len = len(ca)
178		temp_max_row = 0
179		times = report['timestamps']
180		if has_data_flag:
181		ws['B6'].font = title_font
182		ws['B6'] = name + ' 趋势'
183
184		ws['B7'].fill = table_fill
185		ws['B7'].border = f_border
186		ws['B7'].alignment = c_c_alignment
187		ws['B7'] = '时间'
188		time = times[0]
189		has_data = False
190		max_row = 0
191		if len(time) > 0:
192		has_data = True
193		max_row = 8 + len(time)
194		print("max_row", max_row)
195		temp_max_row = max_row
196		if has_data:
197		for i in range(0, len(time)):
198		col = 'B'
199		row = str(8 + i)
200		# col = chr(ord('B') + i)
201		ws[col + row].font = title_font
202		ws[col + row].alignment = c_c_alignment
203		ws[col + row] = time[i]
204		ws[col + row].border = f_border
205
206		for i in range(0, ca_len):
207		# 38 title
208		col = chr(ord('C') + i)
209
210		ws[col + '7'].fill = table_fill
211		ws[col + '7'].font = title_font
212		ws[col + '7'].alignment = c_c_alignment
213		ws[col + '7'] = report['names'][i]
214		ws[col + '7'].border = f_border
215
216		# 39 data
217		time = times[i]
218		time_len = len(time)
219
220		for j in range(0, time_len):
221		row = str(8 + j)
222		# col = chr(ord('B') + i)
223		ws[col + row].font = title_font
224		ws[col + row].alignment = c_c_alignment
225		ws[col + row] = round(report['values'][i][j], 0)
226		ws[col + row].border = f_border
227		# bar
228		# 39~: bar
229		bar = BarChart()
230		labels = Reference(ws, min_col=2, min_row=8, max_row=max_row + 1)
231		bar_data = Reference(ws, min_col=3 + i, min_row=7, max_row=max_row + 1) # openpyxl bug
232		bar.add_data(bar_data, titles_from_data=True)
233		bar.set_categories(labels)
234		bar.height = 5.25 # cm 1.05*5 1.05cm = 30 pt
235		bar.width = 36
236		# pie.title = "Pies sold by category"
237		bar.dLbls = DataLabelList()
238		# bar.dLbls.showCatName = True # label show
239		# bar.dLbls.showVal = True # val show
240		bar.dLbls.showPercent = True # percent show
241		# s1 = CharacterProperties(sz=1800) # font size *100
242		chart_col = chr(ord('B'))
243		chart_cell = chart_col + str(max_row + 2 + 10*i)
244		print("chart_cell", chart_cell)
245		ws.add_chart(bar, chart_cell)
246		else:
247		pass
248
249		for i in range(8, temp_max_row + 1 + 1):
250		ws.row_dimensions[i].height = 20
251
252		filename = str(uuid.uuid4()) + '.xlsx'
253		wb.save(filename)
254
255		return filename
256

myems / myems-api

Push — master ( 17dcd8...c09fbc )

excelexporters.metertrend.generate_excel() F

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

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