Wknd_Scheduler / SchedBuilderUtyModule.py
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from SchedBuilderClasses2 import *
import openpyxl as pyxl
import pandas as pd
import numpy as np
import sqlite3
import functools
from copy import deepcopy
def debug(func):
"""Print the function signature and return value"""
@functools.wraps(func)
def wrapper_debug(*args, **kwargs):
args_repr = [repr(a) for a in args] # 1
kwargs_repr = [f"{k}={v!r}" for k, v in kwargs.items()] # 2
signature = ", ".join(args_repr + kwargs_repr) # 3
print(f"Calling {func.__name__}({signature})")
value = func(*args, **kwargs)
print(f"{func.__name__!r} returned {value!r}") # 4
return value
return wrapper_debug
def addTBL(tblName,fields="",dTypes=None,data=None,addOn=False):
"""Create table if not already existing, optionally with data, optionally clearing out old data if present. Fields as list of strings. Datatypes as list of strings, one must be provided for each field. See sqlite3 docs for mroe info"""
conn = sqlite3.connect('test17.db')
c = conn.cursor()
listedFields=''
if fields=="": #If none given, make alphabetical
fields=[chr(65+i) for i in range(len(data[0]))]
if dTypes==None: #Need not specify dtypes
for f in fields:
listedFields=listedFields+', '+ f
else: #define data types at inception of table
flds=list(zip(fields,dTypes))
for pair in flds:
listedFields=listedFields+', '+pair[0]+' '+pair[1]
listedFields='('+listedFields[2:]+''')''' #Add leading and closing bracket, remove naively added comma+space from leading field
c.execute('''CREATE TABLE IF NOT EXISTS '''+tblName+listedFields) # Create table.
if addOn==False: #Delete if not adding
c.execute('''DELETE FROM '''+tblName)
if (data is not None) and len(data)>0:
stmnt='INSERT INTO '+tblName+' VALUES ('
for i in range(len(fields)-1):
stmnt=stmnt+'?,'#Add '?,' equal to num columns less 1
stmnt=stmnt+'?)' #add closing ?), no final comma
for subEntry in data:
c.execute(stmnt, subEntry)
conn.commit()
def isNumeric(n):
try:
n=int(n)
return True
except ValueError:
try:
n=float(n)
return True
except:
return False
def viewTBL(tblName,fields=None,sortBy=None,filterOn=None,returnStatement=0):
"""return np array of table with optional select fields, filtered, sorted. Sort syntax=[(field1,asc/desc),(field2,asc/desc)...] Filter syntax=[(field1,value),(field2,value)...]"""
conn = sqlite3.connect('test17.db')
c = conn.cursor()
stmnt='SELECT '
if fields!=None:
flds=''
for f in fields:
flds=flds+', '+f
stmnt=stmnt+flds[2:]+ ' FROM ' +tblName+' '
else: stmnt=stmnt+'* FROM '+tblName+' ' #unspecified, select all
if filterOn!=None:
filt='WHERE '
for f in filterOn:
if isNumeric(f[1]): filt=filt+f[0]+' = '+ str(f[1])+' AND '
else: filt=filt+str(f[0])+' = "'+ str(f[1])+'" AND '
filt=filt[:-4] #Remove naively added final " and "
stmnt=stmnt+filt
if sortBy!=None:
srt='ORDER BY '
for s in sortBy:
srt=srt+s[0]+' '+s[1]+', '
srt=srt[:-2]
stmnt=stmnt+srt
stmnt=stmnt+';'
if returnStatement==True: # Add option to print out the sql statement for troubleshooting
return stmnt
else:
c.execute(stmnt)
return [list(x) for x in c.fetchall()] #sqlite3 returns list of tuples.. want sublists for being editable
def FTbtRow(ws):
"""Returns the excel row number for the bottom row with data in FT employee sheet"""
#1st find bottom row with data
for i in range(5,400):
ref="C"+str(i) #Referencing EEID column. Failure mode is EEID missing for someone. Thats a bigger problem than the code not working
if ws[ref].internal_value==None:
#Condition met when end of data found.
btmRow=i-1 #backtrack to last data
break
return btmRow
def getFTinfo(flNm):
"""Returns dataframe with FT employee info (seniority,crew,eeid,name,refusal hours to date, OT hrs worked this week given path to FT refusal sheet"""
myWb=pyxl.load_workbook(flNm)
ws=myWb['Hourly OT']
btmRow=FTbtRow(ws)
tab=[[x.internal_value for x in sublist] for sublist in ws['A5:I'+str(btmRow)]]
#for rec in tab: #numeric values getting cast to string on import. cast back
# for i in [0,2]:
# rec[i]=int(rec[i])
# for i in [5,6,7]:
# rec[i]=float(rec[i])
#Following to turn into dataframe
#df_FTinfo=pd.DataFrame(tab)
#df_FTinfo=df_FTinfo[[0,1,2,3,4,5,8]] #Pull out only required columns
#df_FTinfo.set_axis(['snrty', 'crew', 'eeid','last','first','yrRef','wkOT'], axis='columns', inplace=True)
return tab
def FTendCol(ws):
"""Returns column # for last column of skills matrix in excel from FT refusal sheet"""
for i in range(0,400):
if ws['A1'].offset(0,i).value=='Start-up':
#Condition met when end of data found.
endCol=i-1
break
return endCol
def getFTskills(flNm):
"""Returns a dataframe containing a table with 2 fields: eeid and job name, with one record for every job an ee is trained in"""
myWb=pyxl.load_workbook(flNm)
ws=myWb['Hourly OT']
endCol=FTendCol(ws) #Get right limit for iteration through skills
btmRow=FTbtRow(ws) #Get bottom limit for iteration through skills
skills=[] #Initialize empty skills list
for i in range(5,btmRow+1): #Data starts on row 5. +1 because range fn not inclusive
eeid=ws['C'+str(i)].value
for c in range(10,endCol+1):
if ws['C'+str(i)].offset(0,c-2).value==1: #subtract 2 from c because the endCol is counted from col A, and we are offsetting from col C, whihc is 2 offset from A
jobNm=ws['A2'].offset(0,c).value #if 1 indicates trained, pull job name from header row
skills.append([eeid,jobNm]) #Add new record to skills table
#idxs=np.array(skills)[:,0]
#skills=pd.DataFrame(skills,idxs) #Convert to dataframe
#skills.set_axis(['eeid','skill'], axis='columns', inplace=True)
return skills
def TempbtRow(ws):
"""Returns the excel row number for the bottom row with data in Temp employee sheet"""
#1st find bottom row with data
for i in range(4,400):
ref="C"+str(i) #Referencing EEID column. Failure mode is EEID missing for someone. Thats a bigger problem than the code not working
if ws[ref].internal_value==None:
#Condition met when end of data found.
btmRow=i-1 #backtrack to last data
break
return btmRow
def getTempinfo(flNm):
"""Returns dataframe with FT employee info (seniority,crew,eeid,name,refusal hours to date, OT hrs worked this week given path to FT refusal sheet"""
myWb=pyxl.load_workbook(flNm)
ws=myWb['Temp Refusal']
btmRow=TempbtRow(ws)
tab=[[x.internal_value for x in sublist] for sublist in ws['A4:I'+str(btmRow)]]
#df_Tempinfo=pd.DataFrame(tab)
#df_Tempinfo=df_Tempinfo[[0,1,2,3,4,5,8]] #Pull out only required columns
#df_Tempinfo.set_axis(['snrty', 'crew', 'eeid','last','first','yrRef','wkOT'], axis='columns', inplace=True)
return tab
def TempendCol(ws):
"""Returns column # for last column of skills matrix in excel from FT refusal sheet"""
for i in range(0,400):
if ws['A2'].offset(0,i).value=='Start Up':
#Condition met when end of data found.
endCol=i-1
break
return endCol
def getTempskills(flNm):
"""Returns a dataframe containing a table with 2 fields: eeid and job name, with one record for every job an ee is trained in"""
myWb=pyxl.load_workbook(flNm)
ws=myWb['Temp Refusal']
endCol=TempendCol(ws) #Get right limit for iteration through skills
btmRow=TempbtRow(ws) #Get bottom limit for iteration through skills
skills=[] #Initialize empty skills list
for i in range(4,btmRow+1): #Data starts on row 5. +1 because range fn not inclusive
eeid=ws['C'+str(i)].value
for c in range(11,endCol+1): #First skills column is 11 offset from col A
if ws['C'+str(i)].offset(0,c-2).value==1: #subtract 2 from c because the endCol is counted from col A, and we are offsetting from col C, which is 2 offset from A
jobNm=ws['A3'].offset(0,c).value #if 1 indicates trained, pull job name from header row
skills.append([eeid,jobNm]) #Add new record to skills table
#idxs=np.array(skills)[:,0]
#skills=pd.DataFrame(skills,idxs) #Convert to dataframe
#skills.set_axis(['eeid','skill'], axis='columns', inplace=True)
return skills
def imptXlTbl(XlFl,ShtNm,TblNm):
myWb=pyxl.load_workbook(XlFl)
ws=myWb[ShtNm]
tab=ws.tables[TblNm] #Pull out table
tab=[[x.value for x in sublist] for sublist in ws[tab.ref]] #Convert to list of lists (each sublist as row of excel table)
return tab[1:] #Convert nested lists to array, dropping first row which is table headings
def imptPolltbl(XlFl,ShtNm,TblNm,tp=None):
myWb=pyxl.load_workbook(XlFl)
ws=myWb[ShtNm]
tab=ws.tables[TblNm] #Pull out table
tab=[[x.value for x in sublist] for sublist in ws[tab.ref]] #Convert to list of lists (each sublist as row of excel table)
tab=tab[1:] #Remove header column
if tp=='FT': #Pull only FT's into FT table
tab=[rec for rec in tab if rec[3]!=None] #Remove rows without refusal hours
tab=[rec for rec in tab if rec[3]<10000] #Ft's id'd by less than 10k refusal hours
if tp=='P': #Pull only probationaries into table
tab=[rec for rec in tab if rec[3]!=None] #Remove rows without refusal hours
tab=[rec for rec in tab if rec[3]>=10000] #Probationaries ID'd by 10K or more refusal hours
return tab
def generateMasterPollTbl(pollDict):
"""Given a dictionary containing the polling tables for all crews, generates a master tbl in SQLlite for being able to filter on peoples availabilities, with '1' indicating interest, '0' no interest, and slot seq 1 starting at index 4"""
mPollTbl=[]
#the total list of all fields the table has is programmatically generated on these 3 lines
flds=["eeid",'lastNm','firstNm','ytdRefHrs']
flds.extend(['slot_'+str(i) for i in range(1,25)])#Note that there is one field for each slot seqID, 1 through 24, for filtering
flds.append('Comment')
for crewKey in pollDict:
tbl=pollDict[crewKey] #Pull the crew specific OT polling table from dictionary
for rec in tbl:
cmnt=rec[16]#retrieve comment to tag on later
slotwise_polling=list(rec[:4])
for i in range(4,16):
if rec[i] not in ('n','N',None) :
slotwise_polling.extend(['y','y']) #Add two entries because 1 entry in polling sheet applies to two slots
else:
slotwise_polling.extend(['n','n'])
slotwise_polling.append(cmnt)
mPollTbl.append(slotwise_polling)
addTBL('allPollData',fields=flds, data=mPollTbl,addOn=False)
def pullTbls(FtBook,TempBook,AssnBook,PollBook): #Need to make volunteer shift data puller
"""Take flNm, return ftInfoTbl, ftSkillsMtx, tempInfoTbl, tempSkillsMtx, AssignmentsTbl, slot_Legend, JobTrnCrossRef, pollDict, All_Slots, senList. Uses functions defined previously to return all required tables at once. Function of functions for final script"""
a=getFTinfo(FtBook) #to sqlite
b=getFTskills(FtBook) #to sqlite
b=[[int(d[0]),d[1]] for d in b] #Cast EEid to numeric value
c=getTempinfo(TempBook) #to sqlite
d=getTempskills(TempBook) #to sqlite
d=[[int(data[0]),data[1]] for data in d] #Cast EEid to numeric value
e=imptXlTbl(AssnBook,'Assignment_List','Assn_List')
f=imptXlTbl(AssnBook,'Slot_Legend','Slot_Legend')
g=imptXlTbl(AssnBook,'Job_Training_Crossref','TrainAssnMtx') #to sqlite
pollDict={} #Generate empty dictionary to store tables of people voluntary overtime
for crew in ['Blue','Bud','Rock']:
for eeType in ['FT','P','Temp']:
if eeType=='Temp': #If type= Temp, proceed to build table
keyNm='tbl_'+crew+eeType
tbl=imptXlTbl(PollBook,'Sheet1',keyNm)
else:
keyNm='tbl_'+crew+'FT' #If type= FT OR Probationary, will be referring to FT table in excel, so hard code the string
tbl=imptPolltbl(PollBook,'Sheet1',keyNm,tp=eeType)
if eeType=='P': #keyNm was made "FT" instead of 'P' so need to manually enter the key when generating dictionry entry
pollDict['tbl_'+crew+'P']=tbl
else:
pollDict[keyNm]=tbl
pollDict['tbl_wFT']=imptPolltbl(PollBook,'Sheet1','tbl_wFT',tp='FT') #No nice loop to initialize the WWF crew tables in poll sheet
pollDict['tbl_wP']=imptPolltbl(PollBook,'Sheet1','tbl_wFT',tp='P')
pollDict['tbl_wT']=imptXlTbl(PollBook,'Sheet1','tbl_wT')
h=imptXlTbl(AssnBook,'All_Slots','All_Slots')
#Generate tables in sqlite
addTBL("sklMtx",fields=["EEID","trnNm"],data=b,addOn=False) #Overwrite all training data and populate FT ops, then append temps for a master table
addTBL("sklMtx",fields=["EEID","trnNm"],data=d,addOn=True)
addTBL("xRef",fields=["dispNm","trnNm"],data=g,addOn=False) #Skill name cross ref table for fcn dispToTrn to work
addTBL("FTinfo",fields=['sen','crew','id','last','first','ytd','totref','totchrg','wtdOT'],data=a,addOn=False)
addTBL("TempInfo",fields=['sen','crew','id','last','first','ytd','totref','totchrg','wtdOT'],data=c,addOn=False)
#Generate a master seniority table.. following replaces hire date with integers for temps
senHiLoTemps=viewTBL('TempInfo',sortBy=[('sen','ASC')]) #First retrieve list of temps, most senior to least
i=100000 #Start new seniority number at arbitrarily high value not to interfere with full timer
for row in senHiLoTemps:
row[0]=i
i+=1
#Overwrite/make new master sen ref table. Then append the Temp data with integerized values
addTBL("senRef",fields=['sen','crew','id','last','first','ytd','totref','totchrg','wtdOT'],data=a,addOn=False)
addTBL("senRef",fields=['sen','crew','id','last','first','ytd','totref','totchrg','wtdOT'],data=senHiLoTemps,addOn=True)
senList=viewTBL('senRef',sortBy=[('sen','ASC')])
return a,b,c,d,e,f,g,pollDict,h,senList
def dispToTrn(dispNm):
"""Returns the trnNm associated with Display name for a given job. assumes popualted sqlite table 'xRef' with dispNm/trnNm pairs"""
q=viewTBL('xRef',fields=['dispNm','trnNm'],filterOn=[('dispNm',dispNm)])
if len(q)==0:
return "Custom func error 'dispToTrn' no entry found in xRef with dispNm="+str(dispNm)
return q[0][1]
def trnToDisp(trnNm):
"""Returns the trnNm associated with Display name for a given job. assumes popualted sqlite table 'xRef' with dispNm/trnNm pairs"""
q=viewTBL('xRef',fields=['dispNm','trnNm'],filterOn=[('trnNm',trnNm)])
if len(q)==0:
return "Custom func error 'trnToDisp' no entry found in xRef with trnNm="+str(trnNm)
return [e[0] for e in q] #If multiple DispNms for one train name (e.g. L4 Packer -> Packer, Candling) or Bottle Supply -> etc.
#Then return list of all dispNms
def sklChk(eeid,dispNm):
"""Returns True/False if eeid is trained on job with display name or not. Requires skills matrix named sklMtx in sqlite"""
trnNm=dispToTrn(dispNm)
if len(viewTBL('sklMtx',filterOn=[('EEID',eeid),('trnNm',trnNm)]))==0:
return False
else:
return True
def makeEEdict(ftInfoTbl,tempInfoTbl,wkHrs=40,tp='id'):
eeDict={}
for dtaTbl in [ftInfoTbl,tempInfoTbl]:
for row in dtaTbl:
# if row[1].lower().strip() in ['wwf','bud','blue','rock','silver','gold','student']: #Omit people not in packaging, or off, vacation etc
if row[2] not in list(eeDict.keys()): #Double check ee hasn't already been generated... why Cory would include an ee on temp table with crew reading 'fulltime' is beyond me but there you go
if tp=='id':
eeSkills=viewTBL('sklMtx',['trnNm'],filterOn=[('EEID',row[2])])
eeSkills=[trnToDisp(nm[0]) for nm in eeSkills] #Gather display names for skills trained on, reducing lists within list to spread elements
sk=[] #Create empty to accumulate all skills present within sublists of eeSkills
for s in eeSkills:
sk.extend(s)
sen=viewTBL('senRef',fields=['sen'],filterOn=[('id',str(row[2]))])[0][0]
anEE=ee(sen,row[1].lower().strip(),int(row[2]),row[3],row[4],row[5],row[8]+wkHrs,skills=sk) #Pull info from Refusals sheet
eeDict[anEE.eeID]=anEE
elif tp=='nm':
#Just need peoples names and EEID's linked from this.. enter dummy data for seniority, training, etc
if dtaTbl==tempInfoTbl:sen=100000
else: sen=1
anEE=ee(sen,row[1].lower().strip(),int(row[2]),row[3],row[4],row[5],row[8]+wkHrs,skills=[])
eeDict[anEE.dispNm().lower().replace(' ','-')]=anEE
return eeDict
def makeSlots(eeDict,AllSlots):
openSlots={} #Open here meaning unassigned.. Will be required when it comes time to force
for row in AllSlots:
if row[6]==1: #Check that the slot generation record is labelled as 'active'
for i in range(row[0],row[1]+1): #Generate a slot for each index over the range indicated... add 1 because python Range fn not inclusive of end point
sl=Slot(i, row[2],dispToTrn(row[2]))
#Determine how many eligible volunteers for this slot
elig=[] #To track how many people trained
for rec in viewTBL('allPollData',filterOn=[('slot_'+str(sl.seqID),'y')]): # iterate through results (employee info's) of query on who said yes to working at the time of this slot
if sl.dispNm in eeDict[rec[0]].skills: elig.append(rec[0]) #Append EEID to list 'elig' if the ee is trained on the job
sl.eligVol=elig # TTake len() to see number of eligible volunteers for the slot.
openSlots[str(sl.seqID)+'_'+str(sl.dispNm)]=sl #Enter it into the dictionary
return openSlots
def preProcessData(Acrew,wkHrs,FtBook,TempBook,AssnBook,PollBook,pNT=False,assnWWF=False,pVol=True,xtraDays=None,maxI=100):
"""A function to take input data and generate all necessary tables and objects in memory to carry out algorithm. Return Schedule object containing all workSlot objects, and dictioanry fo all employee objects"""
ftInfoTbl, ftSkillsMtx, tempInfoTbl, tempSkillsMtx, AssignmentsTbl, slot_Legend, JobTrnCrossRef,pollDict,AllSlots,senList=pullTbls(FtBook,TempBook,AssnBook,PollBook)
#GenerateMasterPollTbl to facilitate making the Slots... require having a table with all employee preferences.
generateMasterPollTbl(pollDict)
#Generate Worker Objects, and assign to dictionary keyed by eeID (numeric key, not string keys)
eeDict=makeEEdict(ftInfoTbl,tempInfoTbl,wkHrs)
#Generate Schedule Slot objects (all unassigned slots for weekend)
allSlots=makeSlots(eeDict,AllSlots)
return Schedule(Acrew,allSlots,eeDict,AssignmentsTbl,senList,pollDict,slot_Legend,pNT=pNT,assnWWF=assnWWF,pVol=pVol,xtraDays=xtraDays,maxI=maxI)
def getEEinfo(FtBook,TempBook): #Need to make volunteer shift data puller
"""Generate employee objects so as to be able to use their names to read pre generated schedule template."""
a=getFTinfo(FtBook) #to sqlite
b=getFTskills(FtBook) #to sqlite
b=[[int(d[0]),d[1]] for d in b] #Cast EEid to numeric value
c=getTempinfo(TempBook) #to sqlite
d=getTempskills(TempBook) #to sqlite
d=[[int(data[0]),data[1]] for data in d] #Cast EEid to numeric value
addTBL("FTinfo",fields=['sen','crew','id','last','first','ytd','totref','totchrg','wtdOT'],data=a,addOn=False)
addTBL("TempInfo",fields=['sen','crew','id','last','first','ytd','totref','totchrg','wtdOT'],data=c,addOn=False)
return a,c
def addRecs(flNm,shNm,tblNm,data,otptNm='AutoPrimed_Template.xlsx'):
"""Adds data to existing excel table in new rows. Used to flesh out tables in visual template (blank tables)"""
wb=pyxl.load_workbook(flNm)
ws=wb[shNm]
t=ws.tables[tblNm]
ref=t.ref
row,col=ws[ref[ref.index(':')+1:]].row,ws[ref[:ref.index(':')]].column
records=data
for rec in records:
for i in range(len(rec)):
ws.cell(column=col+i,row=row+records.index(rec)+1).value=rec[i]
newT=pyxl.worksheet.table.Table(displayName=t.displayName,ref=t.ref[:-len(str(row))]+str(row+len(records)))
style = pyxl.worksheet.table.TableStyleInfo(name="TableStyleLight1",showRowStripes=True)
newT.tableStyleInfo = style
# del ws.tables[tblNm]
# ws.add_table(newT)
ws.tables[tblNm]=newT
wb.save(filename=otptNm)
def translate_Visual_Template(flNm,ftRef=None,tRef=None):
"""Takes in an assignment list file, and composes the All_Slots table and Assignment_List table by reading the Visual Template"""
ftInf,tInf=getEEinfo(ftRef,tRef)
eeDict=makeEEdict(ftInf,tInf,tp='nm')
# return eeDict
wb=pyxl.load_workbook(flNm)
ws=wb['Visual_Template']
#===========================================
#Print out All_Slots table. Simply observe which jobs are present
data=[]
jbNms={}
maxR=5
for i in range(5,100): #Based on template job names start at row 5
if ws['A'+str(i)].value!=None: #Typically just 25 jobs, should be extra, so skip blanks
data.append([1,24,ws['A'+str(i)].value,'','','',1])
jbNms[i]=ws['A'+str(i)].value #key job name by row id
if i>maxR: maxR=i #Track row of last job assigned
addRecs(flNm,'All_Slots','All_Slots',data)
#===========================================
#Print out Assignment_List
data=[]
got=[]
#First, identify all slots that are part of a merged cell, so we know to skip over those coordinates when we get to them when iterating over every single one
for mRng in ws.merged_cells.ranges:
rw,cl=next(mRng.cells) #Grab the first cell coordinates within merged range as this is where text is stored
if rw>4: #Do not capture title etc.
if ws.cell(row=rw,column=cl).value==None:
pass #if a blank cell was left merged, skip it. Therefore it will be assigned as normal
else:
got.extend(mRng.cells) #Gather up merged coords into got tracker
if ws.cell(row=rw,column=cl).fill==pyxl.styles.PatternFill(fill_type="solid",start_color='FFCC99FF',end_color='FFCC99FF'):
tp='F'
elif ws.cell(row=rw,column=cl).fill==pyxl.styles.PatternFill(fill_type="solid",start_color='FF00B0F0',end_color='FF00B0F0'):
tp='WWF'
elif 'N/A' in ws.cell(row=rw,column=cl).value:
tp='DNS'
else: tp='V'
#Active=1, assnType,start slot, end slot, eeid, job
#slots are -1 because col 1 in excel is job name. Unkn if 2 or 3 cells mrged so use first cell cooridnate already captured, and known that last cell is last entry in got list
if tp=='DNS':
data.append([1,tp,cl-1,got[-1][1]-1,"",jbNms[rw]])
else:
if ' ' in ws.cell(row=rw,column=cl).value: #Pull name to use as dictionary key as anything before appearance of a space
nm=ws.cell(row=rw,column=cl).value[:ws.cell(row=rw,column=cl).value.index(' ')].lower()
else: nm=ws.cell(row=rw,column=cl).value.lower() #No space, use name as appears
try:
data.append([1,tp,cl-1,got[-1][1]-1,eeDict[nm].eeID,jbNms[rw]])
except KeyError:
print('The name '+nm+' identified in the visual template could not be associated with EE data from the refusal sheets. Check the formatting')
#Note that, at this time, the output file already exists with previously added rows in first table. therefore refer to this file as the file to write to, in following command.
addRecs('AutoPrimed_Template.xlsx','Assignment_List','Assn_List',data)
# wb.save('wow.xlsx')
# new=deepcopy(wb)
# new.save('AutoPrimed_Template.xlsx')
return 'AutoPrimed_Template.xlsx'