I have date attribute in the xlsx table. This is a report for a week long period. I want to split it up by date. The result xlsx file should have 7 sheets and information relevant for each sheet should be placed there.
I use this class for writing:
class DictWriter:
def __init__(self, workbook, worksheet, fieldnames):
self.workbook = workbook
self.worksheet = worksheet
self.fieldnames = fieldnames
self.nrow = 1
def writerow(self, d):
for k in d:
ncol = self.fieldnames.index(k)
self.worksheet.write(self.nrow, ncol, d[k])
self.nrow += 1
def writeheader(self):
for ncol, fieldname in enumerate(self.fieldnames):
self.worksheet.write(0, ncol, fieldname)
and in the beginning of the iteration (I iterate through HTTP JSON result section in file). The creation of worksheet is executed only once before the loop:
def file_generator():
link = "http://example.com"
client = requests.get(link)
response = client.json()['response']
if response['httpStatus'] == 200:
workbook = xlsxwriter.Workbook('WeeklyReport.xlsx', {'strings_to_numbers': True})
worksheet = workbook.add_worksheet()
data_table = response['data']['data']
fieldnames = ["Date", "Advertiser", "Offer", "Revenue"]
writer = DictWriter(workbook, worksheet, fieldnames)
writer.writeheader()
for d in data_table:
row_dict = {"Date": d['Stat']['date'], "Advertiser": d['Advertiser']['company'], "Offer": d['Offer']['name'], "Revenue": d['Stat']['revenue']}
writer.writerow(row_dict)
How should I modify the existing logic to write all records by date in sheets?
In my case, I did this way:
def key_value_gen(k):
result = date.today() - timedelta(k)
result = result.strftime('%Y-%m-%d')
yield result
yield 1
class DictWriter:
def __init__(self, workbook, worksheet, fieldnames):
self.workbook = workbook
self.worksheet = worksheet
self.fieldnames = fieldnames
self.nrows = dict(map(key_value_gen, range(0, 8)))
def writerow(self, d, condition=0):
for k in d:
ncol = self.fieldnames.index(k)
self.worksheet.write(self.nrows[self.worksheet.name], ncol, d[k])
print self.worksheet.name
self.nrows[self.worksheet.name] += 1
def changeworksheet(self, worksheet):
self.worksheet = worksheet
def writeheader(self):
for ncol, fieldname in enumerate(self.fieldnames):
self.worksheet.write(0, ncol, fieldname)
but it doesn't work properly (creates 7 sheets, but writes only in the first one) when I cast:
for day in range(1,8):
daydelta = date.today() - timedelta(day)
daydelta = daydelta.strftime('%Y-%m-%d')
sheet = workbook.add_worksheet(daydelta)
sheets[sheet.name] = worksheet
and then:
writer.changeworksheet(sheets[d['Stat']['date'].encode('utf-8')])
in the body of the loop. How to modify it to make it work?
I had a similar type where I needed multiple worksheets for different data - I found it easiest to first make sure the data coming in was ordered by whatever I was deciding the worksheets by - in your case the date. Then need to make the worksheets and put in how to know when to use a different one. I am at work so just pulled off what I had used or would have thought out what to use in your instance. Hope this helps some.
worksheetNE = workbook.add_worksheet('Northeast Region')
worksheetNW = workbook.add_worksheet('Northwest Region')
worksheetSE = workbook.add_worksheet('Southeast Region')
if region.upper()=='NORTHEAST REGION':
worksheet=worksheetNE
elif region.upper()=='NORTHWEST REGION':
worksheet=worksheetNW
elif region.upper()=='SOUTHEAST REGION':
worksheet=worksheetSE
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