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Do not run 'export_sources' automatically for python_requires #4838

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11 changes: 2 additions & 9 deletions conans/client/source.py
Original file line number Diff line number Diff line change
Expand Up @@ -144,8 +144,7 @@ def _run_source(conanfile, conanfile_path, src_folder, hook_manager, reference,
_run_scm(conanfile, src_folder, local_sources_path, output, cache=cache)

if cache:
_get_sources_from_exports(conanfile, src_folder, export_folder,
export_source_folder, cache)
_get_sources_from_exports(src_folder, export_folder, export_source_folder)
_clean_source_folder(src_folder)
with conanfile_exception_formatter(conanfile.display_name, "source"):
conanfile.source()
Expand All @@ -159,13 +158,7 @@ def _run_source(conanfile, conanfile_path, src_folder, hook_manager, reference,
raise ConanException(e)


def _get_sources_from_exports(conanfile, src_folder, export_folder, export_source_folder, cache):
# Files from python requires are obtained before the self files
from conans.client.cmd.export import export_source
for python_require in conanfile.python_requires:
src = cache.export_sources(python_require.ref)
export_source(conanfile, src, src_folder)

def _get_sources_from_exports(src_folder, export_folder, export_source_folder):
# so self exported files have precedence over python_requires ones
merge_directories(export_folder, src_folder)
# Now move the export-sources to the right location
Expand Down
13 changes: 7 additions & 6 deletions conans/test/functional/python_requires/python_requires_test.py
Original file line number Diff line number Diff line change
@@ -1,12 +1,13 @@
import os
import unittest

import time
from parameterized import parameterized

from conans.model.ref import ConanFileReference
from conans.test.utils.tools import TestClient, TestServer,\
NO_SETTINGS_PACKAGE_ID, create_local_git_repo
from conans.paths import CONANFILE
from parameterized import parameterized
import time
from conans.test.utils.tools import TestClient, TestServer, \
NO_SETTINGS_PACKAGE_ID, create_local_git_repo


class PythonExtendTest(unittest.TestCase):
Expand Down Expand Up @@ -340,8 +341,8 @@ def build(self):
self.output.info("HEADER CONTENT!: %s" % load("header.h"))
"""
client.save({"conanfile.py": conanfile}, clean_first=True)
client.run("create . Pkg/0.1@user/testing")
self.assertIn("Pkg/0.1@user/testing: HEADER CONTENT!: my header", client.out)
client.run("create . Pkg/0.1@user/testing", assert_error=True)
self.assertIn("No such file or directory: 'header.h'", client.out)

def reuse_class_members_test(self):
client = TestClient()
Expand Down