snapshot of https://github.com/zulip/zulip.git @ 48c69911c7dd4e03b20552eb3bd77ad8151c1357 (2026-09-15)

scripts/lib/setup_venv.py

@@ -0,0 +1,71 @@
+import os
+
+from scripts.lib.zulip_tools import os_families
+
+ZULIP_PATH = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+VENV_DEPENDENCIES = [
+    "build-essential",
+    "libffi-dev",
+    "libldap2-dev",
+    "python3-dev",  # Needed to install typed-ast dependency of mypy
+    "python3-pip",
+    "virtualenv",
+    "libxml2-dev",  # Used for installing talon-core and python-xmlsec
+    "libxslt1-dev",  # Used for installing talon-core
+    "libpq-dev",  # Needed by psycopg2
+    "libssl-dev",  # Needed to build pycurl and other libraries
+    "libmagic1",  # Used for install python-magic
+    "libyaml-dev",  # For fast YAML parsing in PyYAML
+    # Needed by python-xmlsec:
+    "libxmlsec1-dev",
+    "pkg-config",
+    "jq",  # No longer used in production (clean me up later)
+    "libsasl2-dev",  # For building python-ldap from source
+    "libvips",  # For thumbnailing
+    "libvips-tools",
+    "libicu-dev",  # For building pyicu
+    "libcrypt-dev",  # For building uwsgi
+]
+
+COMMON_YUM_VENV_DEPENDENCIES = [
+    "libffi-devel",
+    "openldap-devel",
+    "libyaml-devel",
+    # Needed by python-xmlsec:
+    "gcc",
+    "python3-devel",
+    "libxml2-devel",
+    "xmlsec1-devel",
+    "xmlsec1-openssl-devel",
+    "libtool-ltdl-devel",
+    "libxslt-devel",
+    "postgresql-libs",  # libpq-dev on apt
+    "openssl-devel",
+    "jq",
+    "vips",  # For thumbnailing
+    "vips-tools",
+]
+
+REDHAT_VENV_DEPENDENCIES = [
+    *COMMON_YUM_VENV_DEPENDENCIES,
+    "python36-devel",
+    "python-virtualenv",
+]
+
+FEDORA_VENV_DEPENDENCIES = [
+    *COMMON_YUM_VENV_DEPENDENCIES,
+    "python3-pip",
+    "virtualenv",  # see https://unix.stackexchange.com/questions/27877/install-virtualenv-on-fedora-16
+]
+
+
+def get_venv_dependencies(vendor: str, os_version: str) -> list[str]:
+    if "debian" in os_families():
+        return VENV_DEPENDENCIES
+    elif "rhel" in os_families():
+        return REDHAT_VENV_DEPENDENCIES
+    elif "fedora" in os_families():
+        return FEDORA_VENV_DEPENDENCIES
+    else:
+        raise AssertionError("Invalid vendor")