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The json module is available only in Python 2.6, so the import cannot be on the top-level

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Thomas Nagy 2015-11-20 18:06:36 +01:00
parent 23ceb2262b
commit eb5aeb8715
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1 changed files with 17 additions and 15 deletions
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32
waflib/Node.py
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@ -20,7 +20,7 @@ Node: filesystem structure, contains lists of nodes
(:py:class:`waflib.Node.Nod3`, see the :py:class:`waflib.Context.Context` initializer). A reference to the context owning a node is held as self.ctx (:py:class:`waflib.Node.Nod3`, see the :py:class:`waflib.Context.Context` initializer). A reference to the context owning a node is held as self.ctx
""" """
import os, re, sys, shutil, json import os, re, sys, shutil
from waflib import Utils, Errors from waflib import Utils, Errors
exclude_regs = ''' exclude_regs = '''
@ -135,6 +135,20 @@ class Node(object):
""" """
return Utils.readf(self.abspath(), flags, encoding) return Utils.readf(self.abspath(), flags, encoding)
def write(self, data, flags='w', encoding='ISO8859-1'):
"""
Write some text to the physical file represented by this node::
def build(bld):
bld.path.make_node('foo.txt').write('Hello, world!')
:type data: string
:param data: data to write
:type flags: string
:param flags: Write mode
"""
Utils.writef(self.abspath(), data, flags, encoding)
def read_json(self, convert=True, encoding='utf-8'): def read_json(self, convert=True, encoding='utf-8'):
""" """
Read and parse the contents of this node as JSON:: Read and parse the contents of this node as JSON::
@ -151,6 +165,7 @@ class Node(object):
:rtype: object :rtype: object
:return: Parsed file contents :return: Parsed file contents
""" """
import json # Python 2.6 and up
object_pairs_hook = None object_pairs_hook = None
if convert and sys.hexversion < 0x3000000: if convert and sys.hexversion < 0x3000000:
@ -169,20 +184,6 @@ class Node(object):
return json.loads(self.read(encoding=encoding), object_pairs_hook=object_pairs_hook) return json.loads(self.read(encoding=encoding), object_pairs_hook=object_pairs_hook)
def write(self, data, flags='w', encoding='ISO8859-1'):
"""
Write some text to the physical file represented by this node::
def build(bld):
bld.path.make_node('foo.txt').write('Hello, world!')
:type data: string
:param data: data to write
:type flags: string
:param flags: Write mode
"""
Utils.writef(self.abspath(), data, flags, encoding)
def write_json(self, data, pretty=True): def write_json(self, data, pretty=True):
""" """
Writes a python object as JSON to disk. Files are always written as UTF8 as per the JSON standard:: Writes a python object as JSON to disk. Files are always written as UTF8 as per the JSON standard::
@ -195,6 +196,7 @@ class Node(object):
:type pretty: boolean :type pretty: boolean
:param pretty: Determines if the JSON will be nicely space separated :param pretty: Determines if the JSON will be nicely space separated
""" """
import json # Python 2.6 and up
indent = 2 indent = 2
separators = (',', ': ') separators = (',', ': ')
sort_keys = pretty sort_keys = pretty