Initial checkin of setuptools 0.0.1.

--HG--
branch : setuptools
extra : convert_revision : svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/sandbox/trunk/setuptools%4040869

1 files changed, 123 insertions, 0 deletions

diff --git a/setuptools/command/build_py.py b/setuptools/command/build_py.py
new file mode 100644
index 00000000..7d5b6ffd
--- /dev/null
+++ b/setuptools/command/build_py.py
@@ -0,0 +1,123 @@
+from distutils.command.build_py import build_py as _build_py
+from distutils.util import convert_path
+from glob import glob
+import os.path
+
+class build_py(_build_py):
+
+    """Enhanced 'build_py' command that includes data files with packages
+
+    The data files are specified via a 'package_data' argument to 'setup()'.
+    See 'setuptools.dist.Distribution' for more details.
+
+    Also, this version of the 'build_py' command allows you to specify both
+    'py_modules' and 'packages' in the same setup operation.
+    """
+
+    def finalize_options(self):
+        _build_py.finalize_options(self)
+        self.package_data = self.distribution.package_data
+        self.data_files   = self.get_data_files()
+
+
+    def run(self):
+
+        """Build modules, packages, and copy data files to build directory"""
+
+        if not self.py_modules and not self.packages:
+            return
+
+        if self.py_modules:
+            self.build_modules()
+
+        if self.packages:
+            self.build_packages()
+            self.build_package_data()
+
+        # Only compile actual .py files, using our base class' idea of what our
+        # output files are.
+        self.byte_compile(_build_py.get_outputs(self,include_bytecode=0))
+
+
+    def get_data_files(self):
+
+        """Generate list of '(package,src_dir,build_dir,filenames)' tuples"""
+
+        data = []
+
+        for package in self.packages:
+            # Locate package source directory
+            src_dir = self.get_package_dir(package)
+
+            # Compute package build directory
+            build_dir = os.path.join(*([self.build_lib]+package.split('.')))
+
+            # Length of path to strip from found files
+            plen = len(src_dir)+1
+
+            # Strip directory from globbed filenames
+            filenames = [
+                file[plen:] for file in self.find_data_files(package, src_dir)
+            ]
+
+            data.append( (package, src_dir, build_dir, filenames) )
+
+        return data
+
+
+    def find_data_files(self, package, src_dir):
+
+        """Return filenames for package's data files in 'src_dir'"""
+
+        globs = self.package_data.get('',[])+self.package_data.get(package,[])
+        files = []
+
+        for pattern in globs:
+            # Each pattern has to be converted to a platform-specific path
+            files.extend(glob(os.path.join(src_dir, convert_path(pattern))))
+
+        return files
+
+
+
+    def build_package_data(self):
+
+        """Copy data files into build directory"""
+
+        lastdir = None
+
+        for package, src_dir, build_dir, filenames in self.data_files:
+
+            for filename in filenames:
+                target = os.path.join(build_dir,filename)
+                self.mkpath(os.path.dirname(target))
+                self.copy_file(os.path.join(src_dir,filename), target)
+
+
+    def get_outputs(self, include_bytecode=1):
+
+        """Return complete list of files copied to the build directory
+
+        This includes both '.py' files and data files, as well as '.pyc' and
+        '.pyo' files if 'include_bytecode' is true.  (This method is needed for
+        the 'install_lib' command to do its job properly, and to generate a
+        correct installation manifest.)
+        """
+
+        return _build_py.get_outputs(self,include_bytecode) + [
+            os.path.join(build_dir,filename)
+                for package,src_dir,build_dir,filenames in self.data_files
+                    for filename in filenames
+        ]
+
+
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