how to get memory address in python code example

Example 1: c++ delet from memory

// Delete pointer
int* ptr1 = new int;
delete ptr1;

// Delete array
int* array = new int[10];
delete[] array;

Example 2: how to search the memory for the address of bin/sh

(gdb) break main
     (gdb) run
     (gdb) print &system
     $1 = (<text variable, no debug info> *) 0xf7e68250 <system>
     (gdb) find &system,+9999999,"/bin/sh"
     0xf7f86c4c
     warning: Unable to access target memory at 0xf7fd0fd4, halting search.
     1 pattern found.