Mercurial > repos > bcclaywell > argo_navis

annotate venv/lib/python2.7/site-packages/setuptools/command/build_py.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 from glob import glob
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2 from distutils.util import convert_path
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3 import distutils.command.build_py as orig
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4 import os
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5 import sys
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6 import fnmatch
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7 import textwrap
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8
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9 try:
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10 from setuptools.lib2to3_ex import Mixin2to3
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11 except ImportError:
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12 class Mixin2to3:
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13 def run_2to3(self, files, doctests=True):
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14 "do nothing"
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15
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16
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17 class build_py(orig.build_py, Mixin2to3):
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18 """Enhanced 'build_py' command that includes data files with packages
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19
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20 The data files are specified via a 'package_data' argument to 'setup()'.
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21 See 'setuptools.dist.Distribution' for more details.
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22
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23 Also, this version of the 'build_py' command allows you to specify both
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24 'py_modules' and 'packages' in the same setup operation.
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25 """
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26
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27 def finalize_options(self):
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28 orig.build_py.finalize_options(self)
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29 self.package_data = self.distribution.package_data
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30 self.exclude_package_data = (self.distribution.exclude_package_data or
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31 {})
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32 if 'data_files' in self.__dict__:
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33 del self.__dict__['data_files']
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34 self.__updated_files = []
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35 self.__doctests_2to3 = []
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36
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37 def run(self):
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38 """Build modules, packages, and copy data files to build directory"""
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39 if not self.py_modules and not self.packages:
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40 return
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41
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42 if self.py_modules:
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43 self.build_modules()
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44
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45 if self.packages:
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46 self.build_packages()
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47 self.build_package_data()
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48
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49 self.run_2to3(self.__updated_files, False)
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50 self.run_2to3(self.__updated_files, True)
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51 self.run_2to3(self.__doctests_2to3, True)
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52
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53 # Only compile actual .py files, using our base class' idea of what our
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54 # output files are.
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55 self.byte_compile(orig.build_py.get_outputs(self, include_bytecode=0))
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56
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57 def __getattr__(self, attr):
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58 if attr == 'data_files': # lazily compute data files
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59 self.data_files = files = self._get_data_files()
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60 return files
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61 return orig.build_py.__getattr__(self, attr)
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62
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63 def build_module(self, module, module_file, package):
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64 outfile, copied = orig.build_py.build_module(self, module, module_file,
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65 package)
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66 if copied:
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67 self.__updated_files.append(outfile)
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68 return outfile, copied
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69
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70 def _get_data_files(self):
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71 """Generate list of '(package,src_dir,build_dir,filenames)' tuples"""
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72 self.analyze_manifest()
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73 data = []
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74 for package in self.packages or ():
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75 # Locate package source directory
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76 src_dir = self.get_package_dir(package)
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77
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78 # Compute package build directory
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79 build_dir = os.path.join(*([self.build_lib] + package.split('.')))
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80
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81 # Length of path to strip from found files
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82 plen = len(src_dir) + 1
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83
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84 # Strip directory from globbed filenames
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85 filenames = [
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86 file[plen:] for file in self.find_data_files(package, src_dir)
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87 ]
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88 data.append((package, src_dir, build_dir, filenames))
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89 return data
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90
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91 def find_data_files(self, package, src_dir):
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92 """Return filenames for package's data files in 'src_dir'"""
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93 globs = (self.package_data.get('', [])
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94 + self.package_data.get(package, []))
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95 files = self.manifest_files.get(package, [])[:]
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96 for pattern in globs:
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97 # Each pattern has to be converted to a platform-specific path
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98 files.extend(glob(os.path.join(src_dir, convert_path(pattern))))
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99 return self.exclude_data_files(package, src_dir, files)
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100
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101 def build_package_data(self):
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102 """Copy data files into build directory"""
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103 for package, src_dir, build_dir, filenames in self.data_files:
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104 for filename in filenames:
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105 target = os.path.join(build_dir, filename)
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106 self.mkpath(os.path.dirname(target))
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107 srcfile = os.path.join(src_dir, filename)
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108 outf, copied = self.copy_file(srcfile, target)
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109 srcfile = os.path.abspath(srcfile)
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110 if (copied and
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111 srcfile in self.distribution.convert_2to3_doctests):
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112 self.__doctests_2to3.append(outf)
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113
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114 def analyze_manifest(self):
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115 self.manifest_files = mf = {}
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116 if not self.distribution.include_package_data:
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117 return
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118 src_dirs = {}
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119 for package in self.packages or ():
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120 # Locate package source directory
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121 src_dirs[assert_relative(self.get_package_dir(package))] = package
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122
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123 self.run_command('egg_info')
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124 ei_cmd = self.get_finalized_command('egg_info')
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125 for path in ei_cmd.filelist.files:
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126 d, f = os.path.split(assert_relative(path))
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127 prev = None
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128 oldf = f
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129 while d and d != prev and d not in src_dirs:
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130 prev = d
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131 d, df = os.path.split(d)
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132 f = os.path.join(df, f)
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133 if d in src_dirs:
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134 if path.endswith('.py') and f == oldf:
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135 continue # it's a module, not data
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136 mf.setdefault(src_dirs[d], []).append(path)
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137
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138 def get_data_files(self):
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139 pass # Lazily compute data files in _get_data_files() function.
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140
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141 def check_package(self, package, package_dir):
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142 """Check namespace packages' __init__ for declare_namespace"""
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143 try:
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144 return self.packages_checked[package]
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145 except KeyError:
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146 pass
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147
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148 init_py = orig.build_py.check_package(self, package, package_dir)
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149 self.packages_checked[package] = init_py
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150
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151 if not init_py or not self.distribution.namespace_packages:
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152 return init_py
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153
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154 for pkg in self.distribution.namespace_packages:
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155 if pkg == package or pkg.startswith(package + '.'):
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156 break
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157 else:
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158 return init_py
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159
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160 f = open(init_py, 'rbU')
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161 if 'declare_namespace'.encode() not in f.read():
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162 from distutils.errors import DistutilsError
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163
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164 raise DistutilsError(
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165 "Namespace package problem: %s is a namespace package, but "
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166 "its\n__init__.py does not call declare_namespace()! Please "
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167 'fix it.\n(See the setuptools manual under '
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168 '"Namespace Packages" for details.)\n"' % (package,)
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169 )
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170 f.close()
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171 return init_py
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172
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173 def initialize_options(self):
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174 self.packages_checked = {}
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175 orig.build_py.initialize_options(self)
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176
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177 def get_package_dir(self, package):
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178 res = orig.build_py.get_package_dir(self, package)
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179 if self.distribution.src_root is not None:
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180 return os.path.join(self.distribution.src_root, res)
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181 return res
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182
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183 def exclude_data_files(self, package, src_dir, files):
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184 """Filter filenames for package's data files in 'src_dir'"""
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185 globs = (self.exclude_package_data.get('', [])
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186 + self.exclude_package_data.get(package, []))
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187 bad = []
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188 for pattern in globs:
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189 bad.extend(
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190 fnmatch.filter(
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191 files, os.path.join(src_dir, convert_path(pattern))
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192 )
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193 )
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194 bad = dict.fromkeys(bad)
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195 seen = {}
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196 return [
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197 f for f in files if f not in bad
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198 and f not in seen and seen.setdefault(f, 1) # ditch dupes
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199 ]
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200
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201
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202 def assert_relative(path):
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203 if not os.path.isabs(path):
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204 return path
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205 from distutils.errors import DistutilsSetupError
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206
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207 msg = textwrap.dedent("""
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208 Error: setup script specifies an absolute path:
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209
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210 %s
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211
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212 setup() arguments must *always* be /-separated paths relative to the
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213 setup.py directory, *never* absolute paths.
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214 """).lstrip() % path
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215 raise DistutilsSetupError(msg)