Message 274780 - Python tracker

Message274780

Author	serhiy.storchaka
Recipients	benjamin.peterson, ezio.melotti, lemburg, pitrou, python-dev, serhiy.storchaka, vstinner
Date	2016-09-07.08:51:02
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1473238262.98.0.659853089361.issue16334@psf.upfronthosting.co.za>
In-reply-to

Content
Thanks Victor! I benchmarked your patch. There is no regression in comparison with my patch. In few cases your patch is even faster! Unpatched Patch v.4 Patch v.5 148 (+76%) 235 (+11%) 260 decode unicode-escape 'A'10000 197 (+30%) 257 (+0%) 257 decode unicode-escape '\x80'10000 195 (+32%) 232 (+11%) 258 decode unicode-escape '\x80'+'A'9999 227 (+39%) 308 (+2%) 315 decode unicode-escape '\u0100'10000 197 (+56%) 241 (+27%) 307 decode unicode-escape '\u0100'+'A'9999 201 (+35%) 264 (+3%) 271 decode unicode-escape '\u0100'+'\x80'9999 227 (+39%) 308 (+2%) 315 decode unicode-escape '\u8000'10000 197 (+56%) 241 (+27%) 307 decode unicode-escape '\u8000'+'A'9999 201 (+35%) 264 (+3%) 271 decode unicode-escape '\u8000'+'\x80'9999 227 (+39%) 308 (+2%) 315 decode unicode-escape '\u8000'+'\u0100'9999 200 (+26%) 245 (+2%) 251 decode unicode-escape '\U00010000'10000 192 (+38%) 230 (+15%) 265 decode unicode-escape '\U00010000'+'A'9999 167 (+26%) 203 (+4%) 211 decode unicode-escape '\U00010000'+'\x80'9999 194 (+31%) 248 (+2%) 254 decode unicode-escape '\U00010000'+'\u0100'9999 194 (+31%) 247 (+3%) 254 decode unicode-escape '\U00010000'+'\u8000'9999 197 (+9%) 214 (+0%) 215 decode raw-unicode-escape 'A'10000 197 (+9%) 214 (+0%) 214 decode raw-unicode-escape '\x80'10000 197 (+9%) 214 (+0%) 214 decode raw-unicode-escape '\x80'+'A'9999 216 (+68%) 365 (-1%) 363 decode raw-unicode-escape '\u0100'10000 181 (+43%) 262 (-1%) 259 decode raw-unicode-escape '\u0100'+'A'9999 181 (+43%) 264 (-2%) 258 decode raw-unicode-escape '\u0100'+'\x80'9999 216 (+68%) 365 (-1%) 363 decode raw-unicode-escape '\u8000'10000 181 (+43%) 261 (-1%) 259 decode raw-unicode-escape '\u8000'+'A'9999 181 (+43%) 263 (-2%) 258 decode raw-unicode-escape '\u8000'+'\x80'9999 216 (+68%) 365 (-1%) 363 decode raw-unicode-escape '\u8000'+'\u0100'9999 245 (+29%) 313 (+1%) 315 decode raw-unicode-escape '\U00010000'10000 211 (+10%) 195 (+19%) 232 decode raw-unicode-escape '\U00010000'+'A'9999 211 (+10%) 195 (+19%) 233 decode raw-unicode-escape '\U00010000'+'\x80'9999 192 (+51%) 287 (+1%) 289 decode raw-unicode-escape '\U00010000'+'\u0100'9999 192 (+51%) 287 (+1%) 289 decode raw-unicode-escape '\U00010000'+'\u8000'9999 269 (+73%) 424 (+10%) 465 encode unicode-escape 'A'10000 266 (+108%) 591 (-6%) 553 encode unicode-escape '\x80'10000 298 (+55%) 423 (+9%) 463 encode unicode-escape '\x80'+'A'9999 358 (+93%) 695 (-0%) 692 encode unicode-escape '\u0100'10000 190 (+13%) 215 (+0%) 215 encode unicode-escape '\u0100'+'A'9999 235 (+109%) 520 (-5%) 492 encode unicode-escape '\u0100'+'\x80'9999 342 (+102%) 695 (-1%) 691 encode unicode-escape '\u8000'10000 190 (+13%) 215 (+0%) 215 encode unicode-escape '\u8000'+'A'9999 235 (+109%) 520 (-5%) 492 encode unicode-escape '\u8000'+'\x80'9999 367 (+89%) 698 (-1%) 694 encode unicode-escape '\u8000'+'\u0100'9999 531 (+124%) 915 (+30%) 1190 encode unicode-escape '\U00010000'10000 196 (+20%) 235 (+0%) 236 encode unicode-escape '\U00010000'+'A'9999 237 (+104%) 506 (-4%) 484 encode unicode-escape '\U00010000'+'\x80'9999 325 (+111%) 681 (+1%) 687 encode unicode-escape '\U00010000'+'\u0100'9999 325 (+117%) 681 (+3%) 704 encode unicode-escape '\U00010000'+'\u8000'9999 578 (+853%) 5672 (-3%) 5507 encode raw-unicode-escape 'A'10000 578 (+731%) 4761 (+1%) 4806 encode raw-unicode-escape '\x80'10000 581 (+760%) 5218 (-4%) 4995 encode raw-unicode-escape '\x80'+'A'9999 365 (+96%) 714 (+0%) 714 encode raw-unicode-escape '\u0100'10000 226 (+72%) 389 (+0%) 389 encode raw-unicode-escape '\u0100'+'A'9999 226 (+72%) 389 (+0%) 389 encode raw-unicode-escape '\u0100'+'\x80'9999 373 (+91%) 715 (-0%) 714 encode raw-unicode-escape '\u8000'10000 226 (+72%) 389 (+0%) 389 encode raw-unicode-escape '\u8000'+'A'9999 226 (+72%) 389 (+0%) 389 encode raw-unicode-escape '\u8000'+'\x80'9999 366 (+96%) 718 (+0%) 719 encode raw-unicode-escape '\u8000'+'\u0100'9999 537 (+110%) 879 (+28%) 1128 encode raw-unicode-escape '\U00010000'10000 214 (+37%) 293 (+0%) 294 encode raw-unicode-escape '\U00010000'+'A'9999 214 (+37%) 293 (+0%) 294 encode raw-unicode-escape '\U00010000'+'\x80'9999 342 (+96%) 669 (+0%) 669 encode raw-unicode-escape '\U00010000'+'\u0100'9999 342 (+96%) 669 (+0%) 669 encode raw-unicode-escape '\U00010000'+'\u8000'9999 Could you please add NEWS and What's New entries?

Content

Thanks Victor! I benchmarked your patch. There is no regression in comparison with my patch. In few cases your patch is even faster!

Unpatched    Patch v.4    Patch v.5

148 (+76%)   235 (+11%)   260    decode  unicode-escape  'A'*10000
197 (+30%)   257 (+0%)    257    decode  unicode-escape  '\x80'*10000
195 (+32%)   232 (+11%)   258    decode  unicode-escape    '\x80'+'A'*9999
227 (+39%)   308 (+2%)    315    decode  unicode-escape  '\u0100'*10000
197 (+56%)   241 (+27%)   307    decode  unicode-escape    '\u0100'+'A'*9999
201 (+35%)   264 (+3%)    271    decode  unicode-escape    '\u0100'+'\x80'*9999
227 (+39%)   308 (+2%)    315    decode  unicode-escape  '\u8000'*10000
197 (+56%)   241 (+27%)   307    decode  unicode-escape    '\u8000'+'A'*9999
201 (+35%)   264 (+3%)    271    decode  unicode-escape    '\u8000'+'\x80'*9999
227 (+39%)   308 (+2%)    315    decode  unicode-escape    '\u8000'+'\u0100'*9999
200 (+26%)   245 (+2%)    251    decode  unicode-escape  '\U00010000'*10000
192 (+38%)   230 (+15%)   265    decode  unicode-escape    '\U00010000'+'A'*9999
167 (+26%)   203 (+4%)    211    decode  unicode-escape    '\U00010000'+'\x80'*9999
194 (+31%)   248 (+2%)    254    decode  unicode-escape    '\U00010000'+'\u0100'*9999
194 (+31%)   247 (+3%)    254    decode  unicode-escape    '\U00010000'+'\u8000'*9999

197 (+9%)    214 (+0%)    215    decode  raw-unicode-escape  'A'*10000
197 (+9%)    214 (+0%)    214    decode  raw-unicode-escape  '\x80'*10000
197 (+9%)    214 (+0%)    214    decode  raw-unicode-escape    '\x80'+'A'*9999
216 (+68%)   365 (-1%)    363    decode  raw-unicode-escape  '\u0100'*10000
181 (+43%)   262 (-1%)    259    decode  raw-unicode-escape    '\u0100'+'A'*9999
181 (+43%)   264 (-2%)    258    decode  raw-unicode-escape    '\u0100'+'\x80'*9999
216 (+68%)   365 (-1%)    363    decode  raw-unicode-escape  '\u8000'*10000
181 (+43%)   261 (-1%)    259    decode  raw-unicode-escape    '\u8000'+'A'*9999
181 (+43%)   263 (-2%)    258    decode  raw-unicode-escape    '\u8000'+'\x80'*9999
216 (+68%)   365 (-1%)    363    decode  raw-unicode-escape    '\u8000'+'\u0100'*9999
245 (+29%)   313 (+1%)    315    decode  raw-unicode-escape  '\U00010000'*10000
211 (+10%)   195 (+19%)   232    decode  raw-unicode-escape    '\U00010000'+'A'*9999
211 (+10%)   195 (+19%)   233    decode  raw-unicode-escape    '\U00010000'+'\x80'*9999
192 (+51%)   287 (+1%)    289    decode  raw-unicode-escape    '\U00010000'+'\u0100'*9999
192 (+51%)   287 (+1%)    289    decode  raw-unicode-escape    '\U00010000'+'\u8000'*9999


269 (+73%)   424 (+10%)   465    encode  unicode-escape  'A'*10000
266 (+108%)  591 (-6%)    553    encode  unicode-escape  '\x80'*10000
298 (+55%)   423 (+9%)    463    encode  unicode-escape    '\x80'+'A'*9999
358 (+93%)   695 (-0%)    692    encode  unicode-escape  '\u0100'*10000
190 (+13%)   215 (+0%)    215    encode  unicode-escape    '\u0100'+'A'*9999
235 (+109%)  520 (-5%)    492    encode  unicode-escape    '\u0100'+'\x80'*9999
342 (+102%)  695 (-1%)    691    encode  unicode-escape  '\u8000'*10000
190 (+13%)   215 (+0%)    215    encode  unicode-escape    '\u8000'+'A'*9999
235 (+109%)  520 (-5%)    492    encode  unicode-escape    '\u8000'+'\x80'*9999
367 (+89%)   698 (-1%)    694    encode  unicode-escape    '\u8000'+'\u0100'*9999
531 (+124%)  915 (+30%)   1190   encode  unicode-escape  '\U00010000'*10000
196 (+20%)   235 (+0%)    236    encode  unicode-escape    '\U00010000'+'A'*9999
237 (+104%)  506 (-4%)    484    encode  unicode-escape    '\U00010000'+'\x80'*9999
325 (+111%)  681 (+1%)    687    encode  unicode-escape    '\U00010000'+'\u0100'*9999
325 (+117%)  681 (+3%)    704    encode  unicode-escape    '\U00010000'+'\u8000'*9999

578 (+853%)  5672 (-3%)   5507   encode  raw-unicode-escape  'A'*10000
578 (+731%)  4761 (+1%)   4806   encode  raw-unicode-escape  '\x80'*10000
581 (+760%)  5218 (-4%)   4995   encode  raw-unicode-escape    '\x80'+'A'*9999
365 (+96%)   714 (+0%)    714    encode  raw-unicode-escape  '\u0100'*10000
226 (+72%)   389 (+0%)    389    encode  raw-unicode-escape    '\u0100'+'A'*9999
226 (+72%)   389 (+0%)    389    encode  raw-unicode-escape    '\u0100'+'\x80'*9999
373 (+91%)   715 (-0%)    714    encode  raw-unicode-escape  '\u8000'*10000
226 (+72%)   389 (+0%)    389    encode  raw-unicode-escape    '\u8000'+'A'*9999
226 (+72%)   389 (+0%)    389    encode  raw-unicode-escape    '\u8000'+'\x80'*9999
366 (+96%)   718 (+0%)    719    encode  raw-unicode-escape    '\u8000'+'\u0100'*9999
537 (+110%)  879 (+28%)   1128   encode  raw-unicode-escape  '\U00010000'*10000
214 (+37%)   293 (+0%)    294    encode  raw-unicode-escape    '\U00010000'+'A'*9999
214 (+37%)   293 (+0%)    294    encode  raw-unicode-escape    '\U00010000'+'\x80'*9999
342 (+96%)   669 (+0%)    669    encode  raw-unicode-escape    '\U00010000'+'\u0100'*9999
342 (+96%)   669 (+0%)    669    encode  raw-unicode-escape    '\U00010000'+'\u8000'*9999

Could you please add NEWS and What's New entries?

History
Date	User	Action	Args
2016-09-07 08:51:03	serhiy.storchaka	set	recipients: + serhiy.storchaka, lemburg, pitrou, vstinner, benjamin.peterson, ezio.melotti, python-dev
2016-09-07 08:51:02	serhiy.storchaka	set	messageid: <1473238262.98.0.659853089361.issue16334@psf.upfronthosting.co.za>
2016-09-07 08:51:02	serhiy.storchaka	link	issue16334 messages
2016-09-07 08:51:02	serhiy.storchaka	create