py: Improve mp_parse_num_integer; make it self contained.
py: Improve mp_parse_num_integer; make it self contained.

emfcamp/micropython,matthewelse/micropython,kerneltask/micropython,noahchense/micropython,jmarcelino/pycom-micropython,redbear/micropython,aitjcize/micropython,utopiaprince/micropython,methoxid/micropystat,galenhz/micropython,deshipu/micropython,dmazzella/micropython,suda/micropython,utopiaprince/micropython,ahotam/micropython,lowRISC/micropython,adamkh/micropython,mgyenik/micropython,trezor/micropython,Vogtinator/micropython,heisewangluo/micropython,swegener/micropython,adafruit/micropython,omtinez/micropython,slzatz/micropython,jlillest/micropython,cwyark/micropython,cnoviello/micropython,dhylands/micropython,bvernoux/micropython,PappaPeppar/micropython,oopy/micropython,pramasoul/micropython,AriZuu/micropython,ceramos/micropython,methoxid/micropystat,TDAbboud/micropython,AriZuu/micropython,ChuckM/micropython,alex-march/micropython,alex-march/micropython,firstval/micropython,bvernoux/micropython,bvernoux/micropython,omtinez/micropython,Timmenem/micropython,torwag/micropython,torwag/micropython,swegener/micropython,rubencabrera/micropython,tdautc19841202/micropython,HenrikSolver/micropython,oopy/micropython,dinau/micropython,alex-march/micropython,adamkh/micropython,hosaka/micropython,ahotam/micropython,suda/micropython,hiway/micropython,infinnovation/micropython,toolmacher/micropython,ceramos/micropython,skybird6672/micropython,SHA2017-badge/micropython-esp32,mgyenik/micropython,trezor/micropython,paul-xxx/micropython,noahchense/micropython,redbear/micropython,methoxid/micropystat,xhat/micropython,xuxiaoxin/micropython,xhat/micropython,xuxiaoxin/micropython,rubencabrera/micropython,dhylands/micropython,cwyark/micropython,tobbad/micropython,aitjcize/micropython,AriZuu/micropython,martinribelotta/micropython,micropython/micropython-esp32,lowRISC/micropython,torwag/micropython,mgyenik/micropython,noahwilliamsson/micropython,selste/micropython,warner83/micropython,PappaPeppar/micropython,galenhz/micropython,tuc-osg/micropython,ceramos/micropython,paul-xxx/micropython,stonegithubs/micropython,tuc-osg/micropython,SHA2017-badge/micropython-esp32,Vogtinator/micropython,mgyenik/micropython,Peetz0r/micropython-esp32,puuu/micropython,ganshun666/micropython,heisewangluo/micropython,adamkh/micropython,vitiral/micropython,heisewangluo/micropython,rubencabrera/micropython,mhoffma/micropython,dxxb/micropython,ganshun666/micropython,skybird6672/micropython,noahwilliamsson/micropython,ryannathans/micropython,toolmacher/micropython,suda/micropython,xyb/micropython,matthewelse/micropython,slzatz/micropython,stonegithubs/micropython,ceramos/micropython,adamkh/micropython,slzatz/micropython,cloudformdesign/micropython,deshipu/micropython,matthewelse/micropython,heisewangluo/micropython,tobbad/micropython,drrk/micropython,redbear/micropython,rubencabrera/micropython,ryannathans/micropython,infinnovation/micropython,turbinenreiter/micropython,henriknelson/micropython,micropython/micropython-esp32,AriZuu/micropython,EcmaXp/micropython,pfalcon/micropython,matthewelse/micropython,toolmacher/micropython,neilh10/micropython,methoxid/micropystat,mpalomer/micropython,infinnovation/micropython,ChuckM/micropython,matthewelse/micropython,rubencabrera/micropython,turbinenreiter/micropython,matthewelse/micropython,cwyark/micropython,mianos/micropython,ryannathans/micropython,galenhz/micropython,Timmenem/micropython,puuu/micropython,orionrobots/micropython,kerneltask/micropython,neilh10/micropython,adafruit/micropython,adafruit/circuitpython,omtinez/micropython,cnoviello/micropython,bvernoux/micropython,redbear/micropython,ernesto-g/micropython,ahotam/micropython,EcmaXp/micropython,cnoviello/micropython,jlillest/micropython,dmazzella/micropython,vitiral/micropython,MrSurly/micropython,mpalomer/micropython,pfalcon/micropython,pozetroninc/micropython,vriera/micropython,dhylands/micropython,TDAbboud/micropython,mpalomer/micropython,warner83/micropython,martinribelotta/micropython,ahotam/micropython,adafruit/micropython,tuc-osg/micropython,Peetz0r/micropython-esp32,oopy/micropython,emfcamp/micropython,jimkmc/micropython,firstval/micropython,alex-march/micropython,tralamazza/micropython,pramasoul/micropython,HenrikSolver/micropython,feilongfl/micropython,tdautc19841202/micropython,hiway/micropython,skybird6672/micropython,misterdanb/micropython,xhat/micropython,mgyenik/micropython,danicampora/micropython,jimkmc/micropython,stonegithubs/micropython,xyb/micropython,kostyll/micropython,dinau/micropython,MrSurly/micropython-esp32,supergis/micropython,Vogtinator/micropython,cwyark/micropython,aethaniel/micropython,ericsnowcurrently/micropython,drrk/micropython,hosaka/micropython,dxxb/micropython,skybird6672/micropython,ruffy91/micropython,lowRISC/micropython,utopiaprince/micropython,pfalcon/micropython,tralamazza/micropython,ceramos/micropython,mianos/micropython,supergis/micropython,Vogtinator/micropython,drrk/micropython,ChuckM/micropython,MrSurly/micropython-esp32,toolmacher/micropython,henriknelson/micropython,noahwilliamsson/micropython,jlillest/micropython,blmorris/micropython,alex-robbins/micropython,slzatz/micropython,vriera/micropython,ahotam/micropython,SungEun-Steve-Kim/test-mp,HenrikSolver/micropython,orionrobots/micropython,emfcamp/micropython,utopiaprince/micropython,aethaniel/micropython,alex-robbins/micropython,suda/micropython,SHA2017-badge/micropython-esp32,toolmacher/micropython,adafruit/circuitpython,KISSMonX/micropython,EcmaXp/micropython,dmazzella/micropython,hosaka/micropython,warner83/micropython,cloudformdesign/micropython,cloudformdesign/micropython,supergis/micropython,vitiral/micropython,MrSurly/micropython,swegener/micropython,ruffy91/micropython,jlillest/micropython,kerneltask/micropython,Peetz0r/micropython-esp32,pramasoul/micropython,mianos/micropython,dhylands/micropython,warner83/micropython,jimkmc/micropython,lowRISC/micropython,praemdonck/micropython,firstval/micropython,hiway/micropython,feilongfl/micropython,stonegithubs/micropython,KISSMonX/micropython,adafruit/circuitpython,dmazzella/micropython,misterdanb/micropython,hosaka/micropython,cnoviello/micropython,blmorris/micropython,misterdanb/micropython,deshipu/micropython,aethaniel/micropython,ganshun666/micropython,lbattraw/micropython,dinau/micropython,noahwilliamsson/micropython,noahwilliamsson/micropython,misterdanb/micropython,orionrobots/micropython,MrSurly/micropython,mpalomer/micropython,Peetz0r/micropython-esp32,Timmenem/micropython,jmarcelino/pycom-micropython,jlillest/micropython,martinribelotta/micropython,MrSurly/micropython-esp32,ernesto-g/micropython,tobbad/micropython,mianos/micropython,chrisdearman/micropython,chrisdearman/micropython,tralamazza/micropython,tuc-osg/micropython,blazewicz/micropython,SungEun-Steve-Kim/test-mp,pramasoul/micropython,drrk/micropython,paul-xxx/micropython,AriZuu/micropython,chrisdearman/micropython,xuxiaoxin/micropython,selste/micropython,swegener/micropython,vriera/micropython,methoxid/micropystat,emfcamp/micropython,mhoffma/micropython,hiway/micropython,aitjcize/micropython,ruffy91/micropython,puuu/micropython,stonegithubs/micropython,MrSurly/micropython-esp32,firstval/micropython,adafruit/circuitpython,puuu/micropython,swegener/micropython,ChuckM/micropython,Timmenem/micropython,danicampora/micropython,torwag/micropython,utopiaprince/micropython,tdautc19841202/micropython,pozetroninc/micropython,HenrikSolver/micropython,paul-xxx/micropython,danicampora/micropython,MrSurly/micropython,omtinez/micropython,jimkmc/micropython,trezor/micropython,trezor/micropython,ernesto-g/micropython,dhylands/micropython,EcmaXp/micropython,selste/micropython,jmarcelino/pycom-micropython,kostyll/micropython,ernesto-g/micropython,alex-robbins/micropython,ericsnowcurrently/micropython,suda/micropython,jmarcelino/pycom-micropython,Vogtinator/micropython,ernesto-g/micropython,firstval/micropython,SHA2017-badge/micropython-esp32,praemdonck/micropython,adafruit/circuitpython,noahchense/micropython,cloudformdesign/micropython,PappaPeppar/micropython,turbinenreiter/micropython,mpalomer/micropython,TDAbboud/micropython,tdautc19841202/micropython,blazewicz/micropython,blazewicz/micropython,MrSurly/micropython,TDAbboud/micropython,alex-robbins/micropython,selste/micropython,redbear/micropython,omtinez/micropython,supergis/micropython,xyb/micropython,deshipu/micropython,galenhz/micropython,PappaPeppar/micropython,misterdanb/micropython,KISSMonX/micropython,pozetroninc/micropython,micropython/micropython-esp32,SungEun-Steve-Kim/test-mp,ericsnowcurrently/micropython,EcmaXp/micropython,skybird6672/micropython,ganshun666/micropython,dinau/micropython,feilongfl/micropython,henriknelson/micropython,orionrobots/micropython,KISSMonX/micropython,dinau/micropython,alex-march/micropython,warner83/micropython,blmorris/micropython,kerneltask/micropython,galenhz/micropython,tobbad/micropython,adafruit/micropython,chrisdearman/micropython,SungEun-Steve-Kim/test-mp,mhoffma/micropython,PappaPeppar/micropython,dxxb/micropython,turbinenreiter/micropython,blmorris/micropython,ericsnowcurrently/micropython,praemdonck/micropython,micropython/micropython-esp32,hosaka/micropython,pfalcon/micropython,bvernoux/micropython,xhat/micropython,alex-robbins/micropython,feilongfl/micropython,dxxb/micropython,blmorris/micropython,cnoviello/micropython,kerneltask/micropython,xuxiaoxin/micropython,henriknelson/micropython,vriera/micropython,noahchense/micropython,kostyll/micropython,danicampora/micropython,drrk/micropython,pfalcon/micropython,paul-xxx/micropython,pozetroninc/micropython,feilongfl/micropython,neilh10/micropython,cwyark/micropython,deshipu/micropython,kostyll/micropython,lbattraw/micropython,adafruit/micropython,xhat/micropython,SHA2017-badge/micropython-esp32,jmarcelino/pycom-micropython,ChuckM/micropython,tralamazza/micropython,pozetroninc/micropython,puuu/micropython,infinnovation/micropython,MrSurly/micropython-esp32,ryannathans/micropython,TDAbboud/micropython,martinribelotta/micropython,martinribelotta/micropython,slzatz/micropython,xuxiaoxin/micropython,SungEun-Steve-Kim/test-mp,xyb/micropython,Peetz0r/micropython-esp32,vitiral/micropython,emfcamp/micropython,selste/micropython,tdautc19841202/micropython,jimkmc/micropython,noahchense/micropython,cloudformdesign/micropython,orionrobots/micropython,lowRISC/micropython,ganshun666/micropython,hiway/micropython,infinnovation/micropython,tuc-osg/micropython,praemdonck/micropython,trezor/micropython,xyb/micropython,micropython/micropython-esp32,vitiral/micropython,neilh10/micropython,dxxb/micropython,blazewicz/micropython,henriknelson/micropython,oopy/micropython,torwag/micropython,aethaniel/micropython,aethaniel/micropython,supergis/micropython,danicampora/micropython,lbattraw/micropython,adamkh/micropython,heisewangluo/micropython,lbattraw/micropython,aitjcize/micropython,ryannathans/micropython,ericsnowcurrently/micropython,oopy/micropython,chrisdearman/micropython,ruffy91/micropython,mhoffma/micropython,pramasoul/micropython,lbattraw/micropython,ruffy91/micropython,vriera/micropython,praemdonck/micropython,Timmenem/micropython,turbinenreiter/micropython,kostyll/micropython,mianos/micropython,KISSMonX/micropython,neilh10/micropython,adafruit/circuitpython,HenrikSolver/micropython,blazewicz/micropython,mhoffma/micropython,tobbad/micropython