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authorJeremy Hylton <jeremy@alum.mit.edu>2000-02-21 22:46:00 (GMT)
committerJeremy Hylton <jeremy@alum.mit.edu>2000-02-21 22:46:00 (GMT)
commit772dd417f7900ac6550e98db2f815cffa4c1e11a (patch)
treedfb6f5c6bac67c0b11fb3140d83df8da34ae635d /Lib
parent0dd7507e51f27fc65bfdce556bdeda7619287e9d (diff)
downloadcpython-772dd417f7900ac6550e98db2f815cffa4c1e11a.zip
cpython-772dd417f7900ac6550e98db2f815cffa4c1e11a.tar.gz
cpython-772dd417f7900ac6550e98db2f815cffa4c1e11a.tar.bz2
satisfy the tabnanny (thanks to MH for noticing the problem)
Diffstat (limited to 'Lib')
-rw-r--r--Lib/compiler/misc.py16
-rw-r--r--Lib/compiler/pyassem.py180
2 files changed, 98 insertions, 98 deletions
diff --git a/Lib/compiler/misc.py b/Lib/compiler/misc.py
index dae42d4..f85d708 100644
--- a/Lib/compiler/misc.py
+++ b/Lib/compiler/misc.py
@@ -11,25 +11,25 @@ def flatten(tup):
class Set:
def __init__(self):
- self.elts = {}
+ self.elts = {}
def __len__(self):
return len(self.elts)
def add(self, elt):
- self.elts[elt] = elt
+ self.elts[elt] = elt
def items(self):
- return self.elts.keys()
+ return self.elts.keys()
def has_elt(self, elt):
- return self.elts.has_key(elt)
+ return self.elts.has_key(elt)
def remove(self, elt):
del self.elts[elt]
class Stack:
def __init__(self):
- self.stack = []
- self.pop = self.stack.pop
+ self.stack = []
+ self.pop = self.stack.pop
def __len__(self):
return len(self.stack)
def push(self, elt):
- self.stack.append(elt)
+ self.stack.append(elt)
def top(self):
- return self.stack[-1]
+ return self.stack[-1]
diff --git a/Lib/compiler/pyassem.py b/Lib/compiler/pyassem.py
index 5d5ac4d..fa42b84 100644
--- a/Lib/compiler/pyassem.py
+++ b/Lib/compiler/pyassem.py
@@ -60,7 +60,7 @@ class PyAssembler:
def __init__(self, args=(), name='?', filename='<?>',
docstring=None):
# XXX why is the default value for flags 3?
- self.insts = []
+ self.insts = []
# used by makeCodeObject
self._getArgCount(args)
self.code = ''
@@ -107,10 +107,10 @@ class PyAssembler:
self.flags = self.flags | CO_VARKEYWORDS
def getCurInst(self):
- return len(self.insts)
+ return len(self.insts)
def getNextInst(self):
- return len(self.insts) + 1
+ return len(self.insts) + 1
def dump(self, io=sys.stdout):
i = 0
@@ -162,7 +162,7 @@ class PyAssembler:
# XXX danger! can't pass through here twice
if self.flags & CO_VARKEYWORDS:
self.argcount = self.argcount - 1
- stacksize = findDepth(self.insts)
+ stacksize = findDepth(self.insts)
try:
co = new.code(self.argcount, nlocals, stacksize,
self.flags, lnotab.getCode(), self._getConsts(),
@@ -193,9 +193,9 @@ class PyAssembler:
"""
l = []
for elt in self.consts:
- # XXX might be clearer to just as isinstance(CodeGen)
- if hasattr(elt, 'asConst'):
- l.append(elt.asConst())
+ # XXX might be clearer to just as isinstance(CodeGen)
+ if hasattr(elt, 'asConst'):
+ l.append(elt.asConst())
else:
l.append(elt)
return tuple(l)
@@ -286,14 +286,14 @@ class PyAssembler:
opnum = {}
for num in range(len(dis.opname)):
- opnum[dis.opname[num]] = num
+ opnum[dis.opname[num]] = num
# this version of emit + arbitrary hooks might work, but it's damn
# messy.
def emit(self, *args):
self._emitDispatch(args[0], args[1:])
- self.insts.append(args)
+ self.insts.append(args)
def _emitDispatch(self, type, args):
for func in self._emit_hooks.get(type, []):
@@ -363,115 +363,115 @@ class StackRef:
count = 0
def __init__(self, id=None, val=None):
- if id is None:
- id = StackRef.count
- StackRef.count = StackRef.count + 1
- self.id = id
- self.val = val
+ if id is None:
+ id = StackRef.count
+ StackRef.count = StackRef.count + 1
+ self.id = id
+ self.val = val
def __repr__(self):
- if self.val:
- return "StackRef(val=%d)" % self.val
- else:
- return "StackRef(id=%d)" % self.id
+ if self.val:
+ return "StackRef(val=%d)" % self.val
+ else:
+ return "StackRef(id=%d)" % self.id
def bind(self, inst):
- self.val = inst
+ self.val = inst
def resolve(self):
if self.val is None:
print "UNRESOLVE REF", self
return 0
- return self.val
+ return self.val
class StackDepthTracker:
# XXX need to keep track of stack depth on jumps
def findDepth(self, insts):
- depth = 0
- maxDepth = 0
- for i in insts:
- opname = i[0]
- delta = self.effect.get(opname, 0)
- if delta > 1:
- depth = depth + delta
- elif delta < 0:
- if depth > maxDepth:
- maxDepth = depth
- depth = depth + delta
- else:
- if depth > maxDepth:
- maxDepth = depth
- # now check patterns
- for pat, delta in self.patterns:
- if opname[:len(pat)] == pat:
- depth = depth + delta
- break
- # if we still haven't found a match
- if delta == 0:
- meth = getattr(self, opname)
- depth = depth + meth(i[1])
- if depth < 0:
- depth = 0
- return maxDepth
+ depth = 0
+ maxDepth = 0
+ for i in insts:
+ opname = i[0]
+ delta = self.effect.get(opname, 0)
+ if delta > 1:
+ depth = depth + delta
+ elif delta < 0:
+ if depth > maxDepth:
+ maxDepth = depth
+ depth = depth + delta
+ else:
+ if depth > maxDepth:
+ maxDepth = depth
+ # now check patterns
+ for pat, delta in self.patterns:
+ if opname[:len(pat)] == pat:
+ depth = depth + delta
+ break
+ # if we still haven't found a match
+ if delta == 0:
+ meth = getattr(self, opname)
+ depth = depth + meth(i[1])
+ if depth < 0:
+ depth = 0
+ return maxDepth
effect = {
- 'POP_TOP': -1,
- 'DUP_TOP': 1,
- 'SLICE+1': -1,
- 'SLICE+2': -1,
- 'SLICE+3': -2,
- 'STORE_SLICE+0': -1,
- 'STORE_SLICE+1': -2,
- 'STORE_SLICE+2': -2,
- 'STORE_SLICE+3': -3,
- 'DELETE_SLICE+0': -1,
- 'DELETE_SLICE+1': -2,
- 'DELETE_SLICE+2': -2,
- 'DELETE_SLICE+3': -3,
- 'STORE_SUBSCR': -3,
- 'DELETE_SUBSCR': -2,
- # PRINT_EXPR?
- 'PRINT_ITEM': -1,
- 'LOAD_LOCALS': 1,
- 'RETURN_VALUE': -1,
- 'EXEC_STMT': -2,
- 'BUILD_CLASS': -2,
- 'STORE_NAME': -1,
- 'STORE_ATTR': -2,
- 'DELETE_ATTR': -1,
- 'STORE_GLOBAL': -1,
- 'BUILD_MAP': 1,
- 'COMPARE_OP': -1,
- 'STORE_FAST': -1,
- }
+ 'POP_TOP': -1,
+ 'DUP_TOP': 1,
+ 'SLICE+1': -1,
+ 'SLICE+2': -1,
+ 'SLICE+3': -2,
+ 'STORE_SLICE+0': -1,
+ 'STORE_SLICE+1': -2,
+ 'STORE_SLICE+2': -2,
+ 'STORE_SLICE+3': -3,
+ 'DELETE_SLICE+0': -1,
+ 'DELETE_SLICE+1': -2,
+ 'DELETE_SLICE+2': -2,
+ 'DELETE_SLICE+3': -3,
+ 'STORE_SUBSCR': -3,
+ 'DELETE_SUBSCR': -2,
+ # PRINT_EXPR?
+ 'PRINT_ITEM': -1,
+ 'LOAD_LOCALS': 1,
+ 'RETURN_VALUE': -1,
+ 'EXEC_STMT': -2,
+ 'BUILD_CLASS': -2,
+ 'STORE_NAME': -1,
+ 'STORE_ATTR': -2,
+ 'DELETE_ATTR': -1,
+ 'STORE_GLOBAL': -1,
+ 'BUILD_MAP': 1,
+ 'COMPARE_OP': -1,
+ 'STORE_FAST': -1,
+ }
# use pattern match
patterns = [
- ('BINARY_', -1),
- ('LOAD_', 1),
- ('IMPORT_', 1),
- ]
+ ('BINARY_', -1),
+ ('LOAD_', 1),
+ ('IMPORT_', 1),
+ ]
# special cases
#: UNPACK_TUPLE, UNPACK_LIST, BUILD_TUPLE,
# BUILD_LIST, CALL_FUNCTION, MAKE_FUNCTION, BUILD_SLICE
def UNPACK_TUPLE(self, count):
- return count
+ return count
def UNPACK_LIST(self, count):
- return count
+ return count
def BUILD_TUPLE(self, count):
- return -count
+ return -count
def BUILD_LIST(self, count):
- return -count
+ return -count
def CALL_FUNCTION(self, argc):
- hi, lo = divmod(argc, 256)
- return lo + hi * 2
+ hi, lo = divmod(argc, 256)
+ return lo + hi * 2
def MAKE_FUNCTION(self, argc):
- return -argc
+ return -argc
def BUILD_SLICE(self, argc):
- if argc == 2:
- return -1
- elif argc == 3:
- return -2
+ if argc == 2:
+ return -1
+ elif argc == 3:
+ return -2
findDepth = StackDepthTracker().findDepth