Navigating Code (within the Pdb interpreter)
n(ext) execute the current line
s(tep) step into functions called at the current line
l(ist) list 11 lines surrounding the current line
w(here) display the file and line number of the current line
r(eturn) execute until the current function’s return is
encountered
Controlling Execution
b[#] create a breakpoint at line [#]
b list breakpoints and their indices
c(ontinue) execute until a breakpoint is encountered
clear[#] clear breakpoint of index [#]
Changing Variables / Interacting with Code
p<name> print value of the variable <name>
!<expr> execute the expression <expr>
NOTE: this acts just like a python interpreter
run[args] restart the debugger with sys.argv arguments [args]
q(uit) exit the debugger
Startup and Help
python-mpdb<name>.py[args] begin the debugger
help[command] view a list of commands, or view help for a specific
command
within a python file:
importpdb
...
pdb.set_trace() begin the debugger at this line when the file is run
normally