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authorGuido van Rossum <guido@python.org>1998-03-26 21:13:24 (GMT)
committerGuido van Rossum <guido@python.org>1998-03-26 21:13:24 (GMT)
commit45e2fbc2e70ef28b1f0327207f33dab3a4e825c5 (patch)
tree24cafdb6ffb07170188292a02440935291327cde /Lib/pprint.py
parent9ea7024754f0e42d7fc70fd1c8f6f6cfbf7e1cf0 (diff)
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Mass check-in after untabifying all files that need it.
Diffstat (limited to 'Lib/pprint.py')
-rw-r--r--Lib/pprint.py298
1 files changed, 149 insertions, 149 deletions
diff --git a/Lib/pprint.py b/Lib/pprint.py
index d95cf1a..fcf0904 100644
--- a/Lib/pprint.py
+++ b/Lib/pprint.py
@@ -1,5 +1,5 @@
-# Author: Fred L. Drake, Jr.
-# fdrake@cnri.reston.va.us, fdrake@acm.org
+# Author: Fred L. Drake, Jr.
+# fdrake@cnri.reston.va.us, fdrake@acm.org
#
# This is a simple little module I wrote to make life easier. I didn't
# see anything quite like it in the library, though I may have overlooked
@@ -70,119 +70,119 @@ def saferepr(object):
class PrettyPrinter:
def __init__(self, indent=1, width=80, depth=None, stream=None):
- """Handle pretty printing operations onto a stream using a set of
- configured parameters.
-
- indent
- Number of spaces to indent for each level of nesting.
-
- width
- Attempted maximum number of columns in the output.
-
- depth
- The maximum depth to print out nested structures.
-
- stream
- The desired output stream. If omitted (or false), the standard
- output stream available at construction will be used.
-
- """
- indent = int(indent)
- width = int(width)
- assert indent >= 0
- assert (not depth) or depth > 0, "depth may not be negative"
- assert width
- self.__depth = depth
- self.__indent_per_level = indent
- self.__width = width
- if stream:
- self.__stream = stream
- else:
- import sys
- self.__stream = sys.stdout
+ """Handle pretty printing operations onto a stream using a set of
+ configured parameters.
+
+ indent
+ Number of spaces to indent for each level of nesting.
+
+ width
+ Attempted maximum number of columns in the output.
+
+ depth
+ The maximum depth to print out nested structures.
+
+ stream
+ The desired output stream. If omitted (or false), the standard
+ output stream available at construction will be used.
+
+ """
+ indent = int(indent)
+ width = int(width)
+ assert indent >= 0
+ assert (not depth) or depth > 0, "depth may not be negative"
+ assert width
+ self.__depth = depth
+ self.__indent_per_level = indent
+ self.__width = width
+ if stream:
+ self.__stream = stream
+ else:
+ import sys
+ self.__stream = sys.stdout
def pprint(self, object):
- self.__stream.write(self.pformat(object) + "\n")
+ self.__stream.write(self.pformat(object) + "\n")
def pformat(self, object):
- sio = StringIO()
- self.__format(object, sio, 0, 0, {}, 0)
- return sio.getvalue()
+ sio = StringIO()
+ self.__format(object, sio, 0, 0, {}, 0)
+ return sio.getvalue()
def isrecursive(self, object):
- self.__recursive = 0
- self.pformat(object)
- return self.__recursive
+ self.__recursive = 0
+ self.pformat(object)
+ return self.__recursive
def isreadable(self, object):
- self.__recursive = 0
- self.__readable = 1
- self.pformat(object)
- return self.__readable and not self.__recursive
+ self.__recursive = 0
+ self.__readable = 1
+ self.pformat(object)
+ return self.__readable and not self.__recursive
def __format(self, object, stream, indent, allowance, context, level):
- level = level + 1
- if context.has_key(id(object)):
- object = _Recursion(object)
- self.__recursive = 1
- rep = self.__repr(object, context, level - 1)
- objid = id(object)
- context[objid] = 1
- typ = type(object)
- sepLines = len(rep) > (self.__width - 1 - indent - allowance)
-
- if sepLines and typ in (ListType, TupleType):
- # Pretty-print the sequence.
- stream.write((typ is ListType) and '[' or '(')
- if self.__indent_per_level > 1:
- stream.write((self.__indent_per_level - 1) * ' ')
- length = len(object)
- if length:
- indent = indent + self.__indent_per_level
- self.__format(object[0], stream, indent, allowance + 1,
- context, level)
- if len(object) > 1:
- for ent in object[1:]:
- stream.write(',\n' + ' '*indent)
- self.__format(ent, stream, indent,
- allowance + 1, context, level)
- indent = indent - self.__indent_per_level
- if typ is TupleType and length == 1:
- stream.write(',')
- stream.write(((typ is ListType) and ']') or ')')
-
- elif sepLines and typ is DictType:
- stream.write('{')
- if self.__indent_per_level > 1:
- stream.write((self.__indent_per_level - 1) * ' ')
- length = len(object)
- if length:
- indent = indent + self.__indent_per_level
- items = object.items()
- items.sort()
- key, ent = items[0]
- rep = self.__repr(key, context, level) + ': '
- stream.write(rep)
- self.__format(ent, stream, indent + len(rep),
- allowance + 1, context, level)
- if len(items) > 1:
- for key, ent in items[1:]:
- rep = self.__repr(key, context, level) + ': '
- stream.write(',\n' + ' '*indent + rep)
- self.__format(ent, stream, indent + len(rep),
- allowance + 1, context, level)
- indent = indent - self.__indent_per_level
- stream.write('}')
-
- else:
- stream.write(rep)
- del context[objid]
+ level = level + 1
+ if context.has_key(id(object)):
+ object = _Recursion(object)
+ self.__recursive = 1
+ rep = self.__repr(object, context, level - 1)
+ objid = id(object)
+ context[objid] = 1
+ typ = type(object)
+ sepLines = len(rep) > (self.__width - 1 - indent - allowance)
+
+ if sepLines and typ in (ListType, TupleType):
+ # Pretty-print the sequence.
+ stream.write((typ is ListType) and '[' or '(')
+ if self.__indent_per_level > 1:
+ stream.write((self.__indent_per_level - 1) * ' ')
+ length = len(object)
+ if length:
+ indent = indent + self.__indent_per_level
+ self.__format(object[0], stream, indent, allowance + 1,
+ context, level)
+ if len(object) > 1:
+ for ent in object[1:]:
+ stream.write(',\n' + ' '*indent)
+ self.__format(ent, stream, indent,
+ allowance + 1, context, level)
+ indent = indent - self.__indent_per_level
+ if typ is TupleType and length == 1:
+ stream.write(',')
+ stream.write(((typ is ListType) and ']') or ')')
+
+ elif sepLines and typ is DictType:
+ stream.write('{')
+ if self.__indent_per_level > 1:
+ stream.write((self.__indent_per_level - 1) * ' ')
+ length = len(object)
+ if length:
+ indent = indent + self.__indent_per_level
+ items = object.items()
+ items.sort()
+ key, ent = items[0]
+ rep = self.__repr(key, context, level) + ': '
+ stream.write(rep)
+ self.__format(ent, stream, indent + len(rep),
+ allowance + 1, context, level)
+ if len(items) > 1:
+ for key, ent in items[1:]:
+ rep = self.__repr(key, context, level) + ': '
+ stream.write(',\n' + ' '*indent + rep)
+ self.__format(ent, stream, indent + len(rep),
+ allowance + 1, context, level)
+ indent = indent - self.__indent_per_level
+ stream.write('}')
+
+ else:
+ stream.write(rep)
+ del context[objid]
def __repr(self, object, context, level):
- repr, readable = _safe_repr(object, context, self.__depth, level)
- if not readable:
- self.__readable = 0
- return repr
+ repr, readable = _safe_repr(object, context, self.__depth, level)
+ if not readable:
+ self.__readable = 0
+ return repr
def _safe_repr(object, context, maxlevels=None, level=0):
@@ -190,54 +190,54 @@ def _safe_repr(object, context, maxlevels=None, level=0):
readable = 1
typ = type(object)
if not (typ in (DictType, ListType, TupleType) and object):
- rep = `object`
- if rep:
- if rep[0] == '<':
- readable = 0
- else:
- readable = 0
- return `object`, readable
+ rep = `object`
+ if rep:
+ if rep[0] == '<':
+ readable = 0
+ else:
+ readable = 0
+ return `object`, readable
if context.has_key(id(object)):
- return `_Recursion(object)`, 0
+ return `_Recursion(object)`, 0
objid = id(object)
context[objid] = 1
if typ is DictType:
- if maxlevels and level >= maxlevels:
- s = "{...}"
- readable = 0
- else:
- items = object.items()
- k, v = items[0]
- krepr, kreadable = _safe_repr(k, context, maxlevels, level)
- vrepr, vreadable = _safe_repr(v, context, maxlevels, level)
- readable = readable and kreadable and vreadable
- s = "{%s: %s" % (krepr, vrepr)
- for k, v in items[1:]:
- krepr, kreadable = _safe_repr(k, context, maxlevels, level)
- vrepr, vreadable = _safe_repr(v, context, maxlevels, level)
- readable = readable and kreadable and vreadable
- s = "%s, %s: %s" % (s, krepr, vrepr)
- s = s + "}"
+ if maxlevels and level >= maxlevels:
+ s = "{...}"
+ readable = 0
+ else:
+ items = object.items()
+ k, v = items[0]
+ krepr, kreadable = _safe_repr(k, context, maxlevels, level)
+ vrepr, vreadable = _safe_repr(v, context, maxlevels, level)
+ readable = readable and kreadable and vreadable
+ s = "{%s: %s" % (krepr, vrepr)
+ for k, v in items[1:]:
+ krepr, kreadable = _safe_repr(k, context, maxlevels, level)
+ vrepr, vreadable = _safe_repr(v, context, maxlevels, level)
+ readable = readable and kreadable and vreadable
+ s = "%s, %s: %s" % (s, krepr, vrepr)
+ s = s + "}"
else:
- s, term = (typ is ListType) and ('[', ']') or ('(', ')')
- if maxlevels and level >= maxlevels:
- s = s + "..."
- readable = 0
- else:
- subrepr, subreadable = _safe_repr(
- object[0], context, maxlevels, level)
- readable = readable and subreadable
- s = s + subrepr
- tail = object[1:]
- if not tail:
- if typ is TupleType:
- s = s + ','
- for ent in tail:
- subrepr, subreadable = _safe_repr(
- ent, context, maxlevels, level)
- readable = readable and subreadable
- s = "%s, %s" % (s, subrepr)
- s = s + term
+ s, term = (typ is ListType) and ('[', ']') or ('(', ')')
+ if maxlevels and level >= maxlevels:
+ s = s + "..."
+ readable = 0
+ else:
+ subrepr, subreadable = _safe_repr(
+ object[0], context, maxlevels, level)
+ readable = readable and subreadable
+ s = s + subrepr
+ tail = object[1:]
+ if not tail:
+ if typ is TupleType:
+ s = s + ','
+ for ent in tail:
+ subrepr, subreadable = _safe_repr(
+ ent, context, maxlevels, level)
+ readable = readable and subreadable
+ s = "%s, %s" % (s, subrepr)
+ s = s + term
del context[objid]
return s, readable
@@ -246,8 +246,8 @@ class _Recursion:
# represent a recursive relationship; really only used for the __repr__()
# method...
def __init__(self, object):
- self.__repr = "<Recursion on %s with id=%s>" \
- % (type(object).__name__, id(object))
+ self.__repr = "<Recursion on %s with id=%s>" \
+ % (type(object).__name__, id(object))
def __repr__(self):
- return self.__repr
+ return self.__repr