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import base64 |
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import uuid |
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import os |
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from openpyxl.chart import ( |
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LineChart, |
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Reference, |
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) |
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from openpyxl.styles import PatternFill, Border, Side, Alignment, Font |
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from openpyxl.drawing.image import Image |
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from openpyxl import Workbook |
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#################################################################################################################### |
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# PROCEDURES |
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# Step 1: Validate the report data |
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# Step 2: Generate excel file |
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# Step 3: Encode the excel file bytes to Base64 |
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#################################################################################################################### |
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View Code Duplication |
def export(report, |
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name, |
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reporting_start_datetime_local, |
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reporting_end_datetime_local, |
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period_type): |
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#################################################################################################################### |
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# Step 1: Validate the report data |
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#################################################################################################################### |
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if report is None: |
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return None |
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print(report) |
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#################################################################################################################### |
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# Step 2: Generate excel file from the report data |
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#################################################################################################################### |
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filename = generate_excel(report, |
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name, |
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reporting_start_datetime_local, |
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reporting_end_datetime_local, |
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period_type) |
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#################################################################################################################### |
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# Step 3: Encode the excel file to Base64 |
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#################################################################################################################### |
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try: |
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with open(filename, 'rb') as binary_file: |
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binary_file_data = binary_file.read() |
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except IOError as ex: |
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pass |
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# Base64 encode the bytes |
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base64_encoded_data = base64.b64encode(binary_file_data) |
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# get the Base64 encoded data using human-readable characters. |
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base64_message = base64_encoded_data.decode('utf-8') |
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# delete the file from server |
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try: |
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os.remove(filename) |
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except NotImplementedError as ex: |
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pass |
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return base64_message |
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def generate_excel(report, |
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name, |
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reporting_start_datetime_local, |
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reporting_end_datetime_local, |
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period_type): |
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wb = Workbook() |
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ws = wb.active |
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# Row height |
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ws.row_dimensions[1].height = 121 |
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for i in range(2, 36 + 1): |
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ws.row_dimensions[i].height = 30 |
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for i in range(38, 90 + 1): |
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ws.row_dimensions[i].height = 30 |
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# Col width |
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ws.column_dimensions['A'].width = 1.5 |
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ws.column_dimensions['B'].width = 20.0 |
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for i in range(ord('C'), ord('I')): |
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ws.column_dimensions[chr(i)].width = 15.0 |
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# Font |
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name_font = Font(name='Constantia', size=15, bold=True) |
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title_font = Font(name='宋体', size=15, bold=True) |
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# data_font = Font(name='Franklin Gothic Book', size=11) |
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table_fill = PatternFill(fill_type='solid', fgColor='1F496D') |
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f_border = Border(left=Side(border_style='medium', color='00000000'), |
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right=Side(border_style='medium', color='00000000'), |
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bottom=Side(border_style='medium', color='00000000'), |
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top=Side(border_style='medium', color='00000000') |
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) |
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b_border = Border( |
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bottom=Side(border_style='medium', color='00000000'), |
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) |
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b_c_alignment = Alignment(vertical='bottom', |
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horizontal='center', |
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text_rotation=0, |
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wrap_text=False, |
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shrink_to_fit=False, |
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indent=0) |
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c_c_alignment = Alignment(vertical='center', |
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horizontal='center', |
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text_rotation=0, |
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wrap_text=False, |
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shrink_to_fit=False, |
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indent=0) |
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b_r_alignment = Alignment(vertical='bottom', |
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horizontal='right', |
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text_rotation=0, |
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wrap_text=False, |
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shrink_to_fit=False, |
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indent=0) |
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# c_r_alignment = Alignment(vertical='bottom', |
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# horizontal='center', |
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# text_rotation=0, |
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# wrap_text=False, |
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# shrink_to_fit=False, |
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# indent=0) |
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# Img |
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img = Image("excelexporters/myems.png") |
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# img = Image("myems.png") |
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ws.add_image(img, 'B1') |
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# Title |
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ws['B3'].font = name_font |
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ws['B3'].alignment = b_r_alignment |
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ws['B3'] = 'Name:' |
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ws['C3'].border = b_border |
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ws['C3'].alignment = b_c_alignment |
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ws['C3'].font = name_font |
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ws['C3'] = name |
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ws['D3'].font = name_font |
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ws['D3'].alignment = b_r_alignment |
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ws['D3'] = 'Period:' |
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ws['E3'].border = b_border |
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ws['E3'].alignment = b_c_alignment |
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ws['E3'].font = name_font |
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ws['E3'] = period_type |
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ws['F3'].font = name_font |
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ws['F3'].alignment = b_r_alignment |
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ws['F3'] = 'Date:' |
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ws['G3'].border = b_border |
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ws['G3'].alignment = b_c_alignment |
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ws['G3'].font = name_font |
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ws['G3'] = reporting_start_datetime_local + "__" + reporting_end_datetime_local |
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ws.merge_cells("G3:H3") |
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if "reporting_period" not in report.keys() or \ |
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"names" not in report['reporting_period'].keys() or len(report['reporting_period']['names']) == 0: |
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filename = str(uuid.uuid4()) + '.xlsx' |
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wb.save(filename) |
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return filename |
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################################################# |
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# First: 统计分析 |
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# 5: title |
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# 6: table title |
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# 6~12 table_data |
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# Total: 8 rows |
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# if has not energy data: set low height for rows |
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################################################# |
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reporting_period_data = report['reporting_period'] |
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has_energy_data_flag = True |
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if "names" not in reporting_period_data.keys() or \ |
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reporting_period_data['names'] is None or \ |
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len(reporting_period_data['names']) == 0: |
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has_energy_data_flag = False |
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filename = str(uuid.uuid4()) + '.xlsx' |
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wb.save(filename) |
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return filename |
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View Code Duplication |
if has_energy_data_flag: |
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ws['B5'].font = title_font |
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ws['B5'] = name + ' 统计分析' |
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category = reporting_period_data['names'] |
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# table_title |
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ws['B6'].fill = table_fill |
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ws['B6'].font = title_font |
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ws['B6'].alignment = c_c_alignment |
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ws['B6'] = '报告期' |
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ws['B6'].border = f_border |
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ws['C6'].font = title_font |
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ws['C6'].alignment = c_c_alignment |
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ws['C6'] = '算术平均数' |
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ws['C6'].border = f_border |
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ws['D6'].font = title_font |
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ws['D6'].alignment = c_c_alignment |
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ws['D6'] = '中位数' |
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ws['D6'].border = f_border |
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ws['E6'].font = title_font |
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ws['E6'].alignment = c_c_alignment |
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ws['E6'] = '最小值' |
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ws['E6'].border = f_border |
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ws['F6'].font = title_font |
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ws['F6'].alignment = c_c_alignment |
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ws['F6'] = '最大值' |
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ws['F6'].border = f_border |
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ws['G6'].font = title_font |
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ws['G6'].alignment = c_c_alignment |
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ws['G6'] = '样本标准差' |
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ws['G6'].border = f_border |
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ws['H6'].font = title_font |
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ws['H6'].alignment = c_c_alignment |
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ws['H6'] = '样本方差' |
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ws['H6'].border = f_border |
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# table_data |
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for i, value in enumerate(category): |
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row = i * 2 + 7 |
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ws['B' + str(row)].font = name_font |
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ws['B' + str(row)].alignment = c_c_alignment |
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ws['B' + str(row)] = reporting_period_data['names'][i] + " (" + reporting_period_data['units'][i] + " )" |
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ws['B' + str(row)].border = f_border |
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ws['B' + str(row + 1)].font = name_font |
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ws['B' + str(row + 1)].alignment = c_c_alignment |
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ws['B' + str(row + 1)] = "环比" |
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ws['B' + str(row + 1)].border = f_border |
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ws['C' + str(row)].font = name_font |
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ws['C' + str(row)].alignment = c_c_alignment |
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ws['C' + str(row)] = round(reporting_period_data['means'][i], 2) \ |
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if reporting_period_data['means'][i] is not None else '' |
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ws['C' + str(row)].border = f_border |
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ws['C' + str(row + 1)].font = name_font |
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ws['C' + str(row + 1)].alignment = c_c_alignment |
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ws['C' + str(row + 1)] = str(round(reporting_period_data['means_increment_rate'][i] * 100, 2)) + "%" \ |
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if reporting_period_data['means_increment_rate'][i] is not None else '0.00%' |
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ws['C' + str(row + 1)].border = f_border |
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ws['D' + str(row)].font = name_font |
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ws['D' + str(row)].alignment = c_c_alignment |
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ws['D' + str(row)] = round(reporting_period_data['medians'][i], 2) \ |
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if reporting_period_data['medians'][i] is not None else '' |
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ws['D' + str(row)].border = f_border |
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ws['D' + str(row + 1)].font = name_font |
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ws['D' + str(row + 1)].alignment = c_c_alignment |
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ws['D' + str(row + 1)] = str(round(reporting_period_data['medians_increment_rate'][i] * 100, 2)) + "%" \ |
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if reporting_period_data['medians_increment_rate'][i] is not None else '0.00%' |
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ws['D' + str(row + 1)].border = f_border |
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ws['E' + str(row)].font = name_font |
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ws['E' + str(row)].alignment = c_c_alignment |
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ws['E' + str(row)] = round(reporting_period_data['minimums'][i], 2) \ |
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if reporting_period_data['minimums'][i] is not None else '' |
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ws['E' + str(row)].border = f_border |
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ws['E' + str(row + 1)].font = name_font |
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ws['E' + str(row + 1)].alignment = c_c_alignment |
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ws['E' + str(row + 1)] = str(round(reporting_period_data['minimums_increment_rate'][i] * 100, 2)) + "%" \ |
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if reporting_period_data['minimums_increment_rate'][i] is not None else '0.00%' |
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ws['E' + str(row + 1)].border = f_border |
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ws['F' + str(row)].font = name_font |
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ws['F' + str(row)].alignment = c_c_alignment |
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ws['F' + str(row)] = round(reporting_period_data['maximums'][i], 2) \ |
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if reporting_period_data['maximums'][i] is not None else '' |
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ws['F' + str(row)].border = f_border |
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ws['F' + str(row + 1)].font = name_font |
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ws['F' + str(row + 1)].alignment = c_c_alignment |
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ws['F' + str(row + 1)] = str(round(reporting_period_data['maximums_increment_rate'][i] * 100, 2)) + "%" \ |
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if reporting_period_data['maximums_increment_rate'][i] is not None else '0.00%' |
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ws['F' + str(row + 1)].border = f_border |
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ws['G' + str(row)].font = name_font |
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ws['G' + str(row)].alignment = c_c_alignment |
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ws['G' + str(row)] = round(reporting_period_data['stdevs'][i], 2) \ |
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if reporting_period_data['stdevs'][i] is not None else '' |
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ws['G' + str(row)].border = f_border |
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ws['G' + str(row + 1)].font = name_font |
|
296
|
|
|
ws['G' + str(row + 1)].alignment = c_c_alignment |
|
297
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ws['G' + str(row + 1)] = str(round(reporting_period_data['stdevs_increment_rate'][i] * 100, 2)) + "%" \ |
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298
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|
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if reporting_period_data['stdevs_increment_rate'][i] is not None else '0.00%' |
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299
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ws['G' + str(row + 1)].border = f_border |
|
300
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|
301
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|
|
ws['H' + str(row)].font = name_font |
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302
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|
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ws['H' + str(row)].alignment = c_c_alignment |
|
303
|
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|
ws['H' + str(row)] = round(reporting_period_data['variances'][i], 2) \ |
|
304
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|
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if reporting_period_data['variances'][i] is not None else '' |
|
305
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ws['H' + str(row)].border = f_border |
|
306
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|
|
|
|
307
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|
|
ws['H' + str(row + 1)].font = name_font |
|
308
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|
|
ws['H' + str(row + 1)].alignment = c_c_alignment |
|
309
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ws['H' + str(row + 1)] = str(round(reporting_period_data['variances_increment_rate'][i] * 100, 2)) + "%" \ |
|
310
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|
|
if reporting_period_data['variances_increment_rate'][i] is not None else '0.00%' |
|
311
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|
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ws['H' + str(row + 1)].border = f_border |
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312
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|
313
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################################################# |
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314
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|
# Second: 报告期消耗 |
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315
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# 14~14+row_title: chart |
|
316
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|
|
# 15+row_title: table title |
|
317
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|
|
# 15+row_title~: table_data |
|
318
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|
|
# Total: 1+row_title+time_len rows |
|
319
|
|
|
################################################ |
|
320
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|
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|
|
321
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|
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has_timestamps_flag = True |
|
322
|
|
|
if "timestamps" not in reporting_period_data.keys() or \ |
|
323
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|
|
reporting_period_data['timestamps'] is None or \ |
|
324
|
|
|
len(reporting_period_data['timestamps']) == 0: |
|
325
|
|
|
has_timestamps_flag = False |
|
326
|
|
|
|
|
327
|
|
|
if has_timestamps_flag: |
|
328
|
|
|
timestamps = reporting_period_data['timestamps'][0] |
|
329
|
|
|
values = reporting_period_data['values'] |
|
330
|
|
|
names = reporting_period_data['names'] |
|
331
|
|
|
ca_len = len(names) |
|
332
|
|
|
time_len = len(timestamps) |
|
333
|
|
|
# title |
|
334
|
|
|
row_title = 10 * ca_len |
|
335
|
|
|
ws['B' + str(14+row_title)].font = title_font |
|
336
|
|
|
ws['B' + str(14+row_title)] = name + ' 详细数据' |
|
337
|
|
|
# table_title |
|
338
|
|
|
ws['B' + str(15+row_title)].fill = table_fill |
|
339
|
|
|
ws['B' + str(15+row_title)].font = name_font |
|
340
|
|
|
ws['B' + str(15+row_title)].alignment = c_c_alignment |
|
341
|
|
|
ws['B' + str(15+row_title)] = "时间" |
|
342
|
|
|
ws['B' + str(15+row_title)].border = f_border |
|
343
|
|
|
|
|
344
|
|
|
for i in range(0, ca_len): |
|
345
|
|
|
col = chr(ord('C') + i) |
|
346
|
|
|
|
|
347
|
|
|
ws[col + str(15+row_title)].font = name_font |
|
348
|
|
|
ws[col + str(15+row_title)].alignment = c_c_alignment |
|
349
|
|
|
ws[col + str(15+row_title)] = names[i] + " (" + reporting_period_data['units'][i] + ")" |
|
350
|
|
|
ws[col + str(15+row_title)].border = f_border |
|
351
|
|
|
# table_date |
|
352
|
|
|
for i in range(0, time_len): |
|
353
|
|
|
rows = i + 16 + 10 * ca_len |
|
354
|
|
|
|
|
355
|
|
|
ws['B' + str(rows)].font = name_font |
|
356
|
|
|
ws['B' + str(rows)].alignment = c_c_alignment |
|
357
|
|
|
ws['B' + str(rows)] = timestamps[i] |
|
358
|
|
|
ws['B' + str(rows)].border = f_border |
|
359
|
|
|
|
|
360
|
|
|
for index in range(0, ca_len): |
|
361
|
|
|
col = chr(ord('C') + index) |
|
362
|
|
|
|
|
363
|
|
|
ws[col + str(rows)].font = name_font |
|
364
|
|
|
ws[col + str(rows)].alignment = c_c_alignment |
|
365
|
|
|
ws[col + str(rows)] = values[index][i] |
|
366
|
|
|
ws[col + str(rows)].border = f_border |
|
367
|
|
|
|
|
368
|
|
|
# 小计 |
|
369
|
|
|
row_subtotals = 16 + time_len + 10 * ca_len |
|
370
|
|
|
ws['B' + str(row_subtotals)].font = name_font |
|
371
|
|
|
ws['B' + str(row_subtotals)].alignment = c_c_alignment |
|
372
|
|
|
ws['B' + str(row_subtotals)] = "小计" |
|
373
|
|
|
ws['B' + str(row_subtotals)].border = f_border |
|
374
|
|
|
|
|
375
|
|
|
for i in range(0, ca_len): |
|
376
|
|
|
col = chr(ord('C') + i) |
|
377
|
|
|
|
|
378
|
|
|
ws[col + str(row_subtotals)].font = name_font |
|
379
|
|
|
ws[col + str(row_subtotals)].alignment = c_c_alignment |
|
380
|
|
|
ws[col + str(row_subtotals)] = reporting_period_data['subtotals'][i] |
|
381
|
|
|
ws[col + str(row_subtotals)].border = f_border |
|
382
|
|
|
|
|
383
|
|
|
# LineChart |
|
384
|
|
|
for i in range(0, ca_len): |
|
385
|
|
|
|
|
386
|
|
|
lc = LineChart() |
|
387
|
|
|
lc.title = "报告期消耗" + names[i] + " (" + reporting_period_data['units'][i] + ")" |
|
388
|
|
|
lc.style = 10 |
|
389
|
|
|
lc.height = 8.40 # cm 1.05*8 1.05cm = 30 pt |
|
390
|
|
|
lc.width = 31 |
|
391
|
|
|
lc.x_axis.majorTickMark = 'in' |
|
392
|
|
|
lc.y_axis.majorTickMark = 'in' |
|
393
|
|
|
times = Reference(ws, min_col=2, min_row=16+row_title, max_row=15 + row_title + time_len) |
|
394
|
|
|
lc_data = Reference(ws, min_col=3 + i, min_row=15+row_title, max_row=15 + row_title + time_len) |
|
395
|
|
|
lc.add_data(lc_data, titles_from_data=True) |
|
396
|
|
|
lc.set_categories(times) |
|
397
|
|
|
ser = lc.series[0] |
|
398
|
|
|
ser.marker.symbol = "diamond" |
|
399
|
|
|
ser.marker.size = 5 |
|
400
|
|
|
ws.add_chart(lc, 'B' + str(14 + 10 * i)) |
|
401
|
|
|
|
|
402
|
|
|
filename = str(uuid.uuid4()) + '.xlsx' |
|
403
|
|
|
wb.save(filename) |
|
404
|
|
|
|
|
405
|
|
|
return filename |
|
406
|
|
|
|
myems /
myems-api
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