2018.02.14.183033 seems to be missing
2017.09.21.125045 seems to have it.

(gdb) python                                                                          
>end                                                                                  
Scripting in the "Python" language is not supported in this copy of GDB.              
(gdb) show configuration                                                              
This GDB was configured as follows:                                                   
   configure --host=x86_64-pc-linux-gnu --target=armv7a-cros-linux-gnueabi            
             --with-auto-load-dir=$debugdir:$datadir/auto-load                        
             --with-auto-load-safe-path=$debugdir:$datadir/auto-load                  
             --without-expat                                                          
             --with-gdb-datadir=/usr/share/gdb/armv7a-cros-linux-gnueabi (relocatable)
             --with-jit-reader-dir=/usr/lib64/gdb (relocatable)                       
             --without-libunwind-ia64                                                 
             --without-lzma                                                           
             --without-guile                                                          
             --with-separate-debug-dir=/usr/lib/debug (relocatable)                   
             --with-sysroot=/usr/armv7a-cros-linux-gnueabi (relocatable)              
             --without-babeltrace                                                     
                                                                                      
("Relocatable" means the directory can be moved with the GDB installation             
tree, and GDB will still find it.)                                                    
(gdb) show version                                                                    
GNU gdb (Chromium OS 8.0.1.20171030 vanilla) 8.0.1