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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Unable to install python-ldap 3.4.5","articleBody":"We are building docker images that require python-ldap . With 3.4.5 which was released 2 days ago we run into the following issue:\n\n```\n#13 0.416 Using Python 3.9.18 environment at: /usr\n#13 11.15 Resolved 145 packages in 10.72s\n#13 11.16    Building mercury-server @ file:///app/src\n#13 11.26 Downloading cryptography (4.3MiB)\n#13 11.27 Downloading gevent (2.1MiB)\n#13 11.29 Downloading pygments (1.2MiB)\n#13 11.44 Downloading django (7.6MiB)\n#13 11.52 Downloading twisted (3.0MiB)\n#13 11.56 Downloading djangorestframework (1.0MiB)\n#13 11.62 Downloading pynacl (1.3MiB)\n#13 11.71 Downloading psycopg2-binary (4.0MiB)\n#13 11.73    Building poise==117.0\n#13 11.73    Building core-platform==0.7.5\n#13 11.74    Building ilm-logging==1.2.1\n#13 11.74    Building qualname==0.1.0\n#13 11.75    Building tabulate==0.8.3\n#13 11.75    Building ilm-filepath==1.1.0\n#13 11.76    Building shotgun-api3==3.2.2\n#13 11.76    Building openapi-codec==1.3.2\n#13 11.76    Building python-ldap==3.4.5\n#13 11.98  Downloading pynacl\n#13 12.05    Building coreschema==0.0.4\n#13 12.11  Downloading cryptography\n#13 12.12  Downloading psycopg2-binary\n#13 12.28       Built mercury-server @ file:///app/src\n#13 12.44  Downloading gevent\n#13 12.45  Downloading djangorestframework\n#13 12.48  Downloading pygments\n#13 12.48    Building tornado==6.0.3\n#13 12.52       Built core-platform==0.7.5\n#13 12.57       Built openapi-codec==1.3.2\n#13 12.58       Built ilm-logging==1.2.1\n#13 12.59       Built poise==117.0\n#13 12.62       Built ilm-filepath==1.1.0\n#13 12.63       Built qualname==0.1.0\n#13 12.64       Built tabulate==0.8.3\n#13 12.66       Built shotgun-api3==3.2.2\n#13 12.72  Downloading twisted\n#13 13.46  Downloading django\n#13 13.54       Built coreschema==0.0.4\n#13 14.38       Built tornado==6.0.3\n#13 14.53   × Failed to build `python-ldap==3.4.5`\n#13 14.53   ├─▶ The build backend returned an error\n#13 14.53   ╰─▶ Call to `setuptools.build_meta.build_wheel` failed (exit status: 1)\n#13 14.53 \n#13 14.53       [stdout]\n#13 14.53       running bdist_wheel\n#13 14.53       running build\n#13 14.53       running build_py\n#13 14.53       creating build/lib.linux-x86_64-cpython-39\n#13 14.53       copying Lib/ldapurl.py -\u003e build/lib.linux-x86_64-cpython-39\n#13 14.53       copying Lib/ldif.py -\u003e build/lib.linux-x86_64-cpython-39\n#13 14.53       creating build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/cidict.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/compat.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/logger.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/modlist.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/__init__.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/pkginfo.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/dn.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/syncrepl.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/ldapobject.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/functions.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/resiter.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/asyncsearch.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/sasl.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/constants.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/filter.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       copying Lib/ldap/async.py -\u003e build/lib.linux-x86_64-cpython-39/ldap\n#13 14.53       creating build/lib.linux-x86_64-cpython-39/slapdtest\n#13 14.53       copying Lib/slapdtest/_slapdtest.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest\n#13 14.53       copying Lib/slapdtest/__init__.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest\n#13 14.53       creating build/lib.linux-x86_64-cpython-39/ldap/schema\n#13 14.53       copying Lib/ldap/schema/tokenizer.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/schema\n#13 14.53       copying Lib/ldap/schema/__init__.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/schema\n#13 14.53       copying Lib/ldap/schema/subentry.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/schema\n#13 14.53       copying Lib/ldap/schema/models.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/schema\n#13 14.53       creating build/lib.linux-x86_64-cpython-39/ldap/extop\n#13 14.53       copying Lib/ldap/extop/__init__.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/extop\n#13 14.53       copying Lib/ldap/extop/passwd.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/extop\n#13 14.53       copying Lib/ldap/extop/dds.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/extop\n#13 14.53       creating build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/pagedresults.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/ppolicy.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/pwdpolicy.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/readentry.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/libldap.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/__init__.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/deref.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/sessiontrack.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/psearch.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/openldap.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/vlv.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/sss.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       copying Lib/ldap/controls/simple.py -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/ldap/controls\n#13 14.53       running egg_info\n#13 14.53       writing Lib/python_ldap.egg-info/PKG-INFO\n#13 14.53       writing dependency_links to Lib/python_ldap.egg-info/dependency_links.txt\n#13 14.53       writing requirements to Lib/python_ldap.egg-info/requires.txt\n#13 14.53       writing top-level names to Lib/python_ldap.egg-info/top_level.txt\n#13 14.53       reading manifest file 'Lib/python_ldap.egg-info/SOURCES.txt'\n#13 14.53       reading manifest template 'MANIFEST.in'\n#13 14.53       adding license file 'LICENCE'\n#13 14.53       adding license file 'LICENCE.MIT'\n#13 14.53       writing manifest file 'Lib/python_ldap.egg-info/SOURCES.txt'\n#13 14.53       creating build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/README -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/ca.conf -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/ca.pem -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/client.conf -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/client.key -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/client.pem -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/gencerts.sh -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/gennssdb.sh -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/server.conf -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/server.key -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       copying Lib/slapdtest/certs/server.pem -\u003e\n#13 14.53       build/lib.linux-x86_64-cpython-39/slapdtest/certs\n#13 14.53       running build_ext\n#13 14.53       building '_ldap' extension\n#13 14.53       creating build/temp.linux-x86_64-cpython-39/Modules\n#13 14.53       gcc -Wno-unused-result -Wsign-compare -DDYNAMIC_ANNOTATIONS_ENABLED=1\n#13 14.53       -DNDEBUG -O2 -fexceptions -g -grecord-gcc-switches -pipe\n#13 14.53       -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2\n#13 14.53       -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -m64 -march=x86-64-v2\n#13 14.53       -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection\n#13 14.53       -fcf-protection -D_GNU_SOURCE -fPIC -fwrapv -O2 -fexceptions\n#13 14.53       -g -grecord-gcc-switches -pipe -Wall -Werror=format-security\n#13 14.53       -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS\n#13 14.53       -fstack-protector-strong -m64 -march=x86-64-v2 -mtune=generic\n#13 14.53       -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection\n#13 14.53       -D_GNU_SOURCE -fPIC -fwrapv -O2 -fexceptions -g -grecord-gcc-switches\n#13 14.53       -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2\n#13 14.53       -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -m64\n#13 14.53       -march=x86-64-v2 -mtune=generic -fasynchronous-unwind-tables\n#13 14.53       -fstack-clash-protection -fcf-protection -D_GNU_SOURCE -fPIC\n#13 14.53       -fwrapv -fPIC -DHAVE_SASL -DHAVE_TLS -DLDAPMODULE_VERSION=3.4.5\n#13 14.53       \"-DLDAPMODULE_AUTHOR=python-ldap project\" \"-DLDAPMODULE_LICENSE=Python\n#13 14.53       style\" -IModules -I/root/.cache/uv/builds-v0/.tmp2kQtqe/include\n#13 14.53       -I/usr/include/python3.9 -c Modules/LDAPObject.c -o\n#13 14.53       build/temp.linux-x86_64-cpython-39/Modules/LDAPObject.o\n#13 14.53 \n#13 14.53       [stderr]\n#13 14.53       toml section missing PosixPath('pyproject.toml') does not contain a\n#13 14.53       tool.setuptools_scm section\n#13 14.53       /root/.cache/uv/builds-v0/.tmp2kQtqe/lib64/python3.9/site-packages/setuptools_scm/_integration/deprecation.py:7:\n#13 14.53       UserWarning: pyproject.toml: at [tool.setuptools.dynamic]\n#13 14.53       version = {attr = ...} is forcing setuptools to override the version\n#13 14.53       setuptools-scm did already set\n#13 14.53       When using setuptools-scm it's invalid to use setuptools dynamic version\n#13 14.53       as well, please remove it.\n#13 14.53       Setuptools-scm is responsible for setting the version, forcing\n#13 14.53       setuptools to override creates errors.\n#13 14.53         warnings.warn(\n#13 14.53       /root/.cache/uv/builds-v0/.tmp2kQtqe/lib64/python3.9/site-packages/setuptools/config/_apply_pyprojecttoml.py:82:\n#13 14.53       SetuptoolsDeprecationWarning: `project.license` as a TOML table is\n#13 14.53       deprecated\n#13 14.53       !!\n#13 14.53 \n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53               Please use a simple string containing a SPDX expression for\n#13 14.53       `project.license`. You can also use `project.license-files`. (Both\n#13 14.53       options available on setuptools\u003e=77.0.0).\n#13 14.53 \n#13 14.53               By 2026-Feb-18, you need to update your project and remove\n#13 14.53       deprecated calls\n#13 14.53               or your builds will no longer be supported.\n#13 14.53 \n#13 14.53               See\n#13 14.53       https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license\n#13 14.53       for details.\n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53 \n#13 14.53       !!\n#13 14.53         corresp(dist, value, root_dir)\n#13 14.53       /root/.cache/uv/builds-v0/.tmp2kQtqe/lib64/python3.9/site-packages/setuptools/config/_apply_pyprojecttoml.py:55:\n#13 14.53       SetuptoolsDeprecationWarning: 'tool.setuptools.license-files'\n#13 14.53       is deprecated in favor of 'project.license-files' (available on\n#13 14.53       setuptools\u003e=77.0.0).\n#13 14.53       !!\n#13 14.53 \n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53 \n#13 14.53               By 2026-Feb-18, you need to update your project and remove\n#13 14.53       deprecated calls\n#13 14.53               or your builds will no longer be supported.\n#13 14.53 \n#13 14.53               See\n#13 14.53       https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license-files\n#13 14.53       for details.\n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53 \n#13 14.53       !!\n#13 14.53         _apply_tool_table(dist, config, filename)\n#13 14.53       /root/.cache/uv/builds-v0/.tmp2kQtqe/lib64/python3.9/site-packages/setuptools/config/_apply_pyprojecttoml.py:61:\n#13 14.53       SetuptoolsDeprecationWarning: License classifiers are deprecated.\n#13 14.53       !!\n#13 14.53 \n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53               Please consider removing the following classifiers in favor of a\n#13 14.53       SPDX license expression:\n#13 14.53 \n#13 14.53               License :: OSI Approved :: Python Software Foundation License\n#13 14.53 \n#13 14.53               See\n#13 14.53       https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license\n#13 14.53       for details.\n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53 \n#13 14.53       !!\n#13 14.53         dist._finalize_license_expression()\n#13 14.53       /root/.cache/uv/builds-v0/.tmp2kQtqe/lib64/python3.9/site-packages/setuptools/dist.py:759:\n#13 14.53       SetuptoolsDeprecationWarning: License classifiers are deprecated.\n#13 14.53       !!\n#13 14.53 \n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53               Please consider removing the following classifiers in favor of a\n#13 14.53       SPDX license expression:\n#13 14.53 \n#13 14.53               License :: OSI Approved :: Python Software Foundation License\n#13 14.53 \n#13 14.53               See\n#13 14.53       https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license\n#13 14.53       for details.\n#13 14.53       \n#13 14.53       ********************************************************************************\n#13 14.53 \n#13 14.53       !!\n#13 14.53         self._finalize_license_expression()\n#13 14.53       no previously-included directories found matching 'Doc/.build'\n#13 14.53       warning: build_py: byte-compiling is disabled, skipping.\n#13 14.53 \n#13 14.53       error: command 'gcc' failed: No such file or directory\n#13 14.53 \n#13 14.53       hint: This usually indicates a problem with the package or the build\n#13 14.53       environment.\n#13 14.53   help: `python-ldap` (v3.4.5) was included because `mercury-server` (v1.21.0)\n#13 14.53         depends on `python-ldap`\n#13 ERROR: process \"/bin/sh -c if [ \\\"x$BUILD_ENV\\\" = \\\"xdev\\\" ]; then         uv pip install --system -e .[dev] ;     else         uv pip install --system . ;     fi\" did not complete successfully: exit code: 1\n------\n \u003e [8/9] RUN if [ \"xdev\" = \"xdev\" ]; then         uv pip install --system -e .[dev] ;     else         uv pip install --system . ;     fi:\n14.53         self._finalize_license_expression()\n14.53       no previously-included directories found matching 'Doc/.build'\n14.53       warning: build_py: byte-compiling is disabled, skipping.\n14.53 \n14.53       error: command 'gcc' failed: No such file or directory\n14.53 \n14.53       hint: This usually indicates a problem with the package or the build\n14.53       environment.\n14.53   help: `python-ldap` (v3.4.5) was included because `mercury-server` (v1.21.0)\n14.53         depends on `python-ldap`\n------\nDockerfile:26\n```\n\nEverything works fine with 3.4.4 .\n\nThanks\n","author":{"url":"https://github.com/selimt","@type":"Person","name":"selimt"},"datePublished":"2025-10-12T16:56:25.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/598/python-ldap/issues/598"}