pitrou commented on a change in pull request #12077:
URL: https://github.com/apache/arrow/pull/12077#discussion_r779773713
##########
File path: python/pyarrow/__init__.py
##########
@@ -75,19 +77,74 @@ def show_versions():
"""
Print various version information, to help with error reporting.
"""
- # TODO: CPU information and flags
+ def print_entry(label, value):
+ print(f"{label: <26}: {value: <8}")
+
print("pyarrow version info\n--------------------")
- print("Package kind: {}".format(cpp_build_info.package_kind
- if len(cpp_build_info.package_kind) > 0
- else "not indicated"))
- print("Arrow C++ library version: {0}".format(cpp_build_info.version))
- print("Arrow C++ compiler: {0} {1}"
- .format(cpp_build_info.compiler_id, cpp_build_info.compiler_version))
- print("Arrow C++ compiler flags: {0}"
- .format(cpp_build_info.compiler_flags))
- print("Arrow C++ git revision: {0}".format(cpp_build_info.git_id))
- print("Arrow C++ git description: {0}"
- .format(cpp_build_info.git_description))
+ print_entry("Package kind", cpp_build_info.package_kind
+ if len(cpp_build_info.package_kind) > 0
+ else "not indicated")
+ print_entry("Arrow C++ library version", cpp_build_info.version)
+ print_entry("Arrow C++ compiler",
+ f"{cpp_build_info.compiler_id}
{cpp_build_info.compiler_version}")
+ print_entry("Arrow C++ compiler flags", cpp_build_info.compiler_flags)
+ print_entry("Arrow C++ git revision", cpp_build_info.git_id)
+ print_entry("Arrow C++ git description", cpp_build_info.git_description)
+
+
+def arrow_info():
+ """
+ Print detailed version and platform information, for error reporting
+ """
+ show_versions()
+
+ def print_entry(label, value):
+ print(f" {label: <20}: {value: <8}")
+
+ print("\nPlatform:")
+ print_entry("OS / Arch", f"{platform.system()} {platform.machine()}")
+ print_entry("SIMD Level", runtime_info().simd_level)
+ print_entry("Detected SIMD Level", runtime_info().detected_simd_level)
+
+ pool = default_memory_pool()
+ print("\nMemory:")
+ print_entry("Default backend", pool.backend_name)
+ print_entry("Bytes allocated", f"{pool.bytes_allocated()} bytes")
+ print_entry("Max memory", f"{pool.max_memory()} bytes")
+ print_entry("Supported Backends", ', '.join(supported_memory_backends()))
+
+ print("\nOptional modules:")
+ modules = ["csv", "cuda", "dataset", "feather", "flight", "fs", "gandiva",
"json",
+ "orc", "parquet", "plasma"]
+ for module in modules:
+ try:
+ importlib.import_module(f'pyarrow.{module}')
+ except ImportError:
+ print(f" {module: <20}: -")
+ else:
+ print(f" {module: <20}: Enabled")
Review comment:
`sys.modules` will not contain non-imported modules.
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