def get_instructions(self, x, first_line=None):
"""Iterator for the opcodes in methods, functions or code
Generates a series of Instruction named tuples giving the details of
each operations in the supplied code.
If *first_line* is not None, it indicates the line number that should
be reported for the first source line in the disassembled code.
Otherwise, the source line information (if any) is taken directly from
the disassembled code object.
"""
co = get_code_object(x)
cell_names = co.co_cellvars + co.co_freevars
linestarts = dict(self.opc.findlinestarts(co))
if first_line is not None:
line_offset = first_line - co.co_firstlineno
else:
line_offset = 0
return get_instructions_bytes(
co.co_code,
self.opc,
co.co_varnames,
co.co_names,
co.co_consts,
cell_names,
linestarts,
line_offset,
)
def __init__(self,
x,
opc,
first_line=None,
current_offset=None,
dup_lines=True):
self.codeobj = co = get_code_object(x)
self._line_offset = 0
self._cell_names = ()
if opc.version > 1.5:
if first_line is None:
self.first_line = co.co_firstlineno
else:
self.first_line = first_line
self._line_offset = first_line - co.co_firstlineno
if opc.version > 2.0:
self._cell_names = co.co_cellvars + co.co_freevars
pass
pass
self._linestarts = dict(opc.findlinestarts(co, dup_lines=dup_lines))
self._original_object = x
self.opc = opc
self.opnames = opc.opname
self.current_offset = current_offset