1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
""" utilities for package version introspection """
from __future__ import print_function, division, absolute_import
import platform
import struct
import os
import sys
import importlib
required_packages = [
("dask", lambda p: p.__version__),
("distributed", lambda p: p.__version__),
("msgpack", lambda p: ".".join([str(v) for v in p.version])),
("cloudpickle", lambda p: p.__version__),
("tornado", lambda p: p.version),
("toolz", lambda p: p.__version__),
]
optional_packages = [
("numpy", lambda p: p.__version__),
("lz4", lambda p: p.__version__),
("blosc", lambda p: p.__version__),
]
# only these scheduler packages will be checked for version mismatch
scheduler_relevant_packages = set(pkg for pkg, _ in required_packages) | set(
["lz4", "blosc"]
)
# notes to be displayed for mismatch packages
notes_mismatch_package = {
"msgpack": "Variation is ok, as long as everything is above 0.6"
}
def get_versions(packages=None):
"""
Return basic information on our software installation, and our installed versions of packages.
"""
if packages is None:
packages = []
d = {
"host": get_system_info(),
"packages": get_package_info(
required_packages + optional_packages + list(packages)
),
}
return d
def get_system_info():
(sysname, nodename, release, version, machine, processor) = platform.uname()
host = {
"python": "%d.%d.%d.%s.%s" % sys.version_info[:],
"python-bits": struct.calcsize("P") * 8,
"OS": "%s" % sysname,
"OS-release": "%s" % release,
"machine": "%s" % machine,
"processor": "%s" % processor,
"byteorder": "%s" % sys.byteorder,
"LC_ALL": "%s" % os.environ.get("LC_ALL", "None"),
"LANG": "%s" % os.environ.get("LANG", "None"),
}
return host
def version_of_package(pkg):
""" Try a variety of common ways to get the version of a package """
from contextlib import suppress
with suppress(AttributeError):
return pkg.__version__
with suppress(AttributeError):
return str(pkg.version)
with suppress(AttributeError):
return ".".join(map(str, pkg.version_info))
return None
def get_package_info(pkgs):
""" get package versions for the passed required & optional packages """
pversions = [("python", ".".join(map(str, sys.version_info)))]
for pkg in pkgs:
if isinstance(pkg, (tuple, list)):
modname, ver_f = pkg
else:
modname = pkg
ver_f = version_of_package
if ver_f is None:
ver_f = version_of_package
try:
mod = importlib.import_module(modname)
ver = ver_f(mod)
pversions.append((modname, ver))
except Exception:
pversions.append((modname, None))
return dict(pversions)
def error_message(scheduler, workers, client, client_name="client"):
from .utils import asciitable
client = client.get("packages") if client else "UNKNOWN"
scheduler = scheduler.get("packages") if scheduler else "UNKNOWN"
workers = {k: v.get("packages") if v else "UNKNOWN" for k, v in workers.items()}
packages = set()
packages.update(client)
packages.update(scheduler)
for worker in workers:
packages.update(workers.get(worker))
errs = []
notes = []
for pkg in sorted(packages):
versions = set()
scheduler_version = (
scheduler.get(pkg, "MISSING") if isinstance(scheduler, dict) else scheduler
)
if pkg in scheduler_relevant_packages:
versions.add(scheduler_version)
client_version = (
client.get(pkg, "MISSING") if isinstance(client, dict) else client
)
versions.add(client_version)
worker_versions = set(
workers[w].get(pkg, "MISSING")
if isinstance(workers[w], dict)
else workers[w]
for w in workers
)
versions |= worker_versions
if len(versions) <= 1:
continue
if len(worker_versions) == 1:
worker_versions = list(worker_versions)[0]
elif len(worker_versions) == 0:
worker_versions = None
errs.append((pkg, client_version, scheduler_version, worker_versions))
if pkg in notes_mismatch_package.keys():
notes.append(f"- {pkg}: {notes_mismatch_package[pkg]}")
out = {"warning": "", "error": ""}
if errs:
err_table = asciitable(["Package", client_name, "scheduler", "workers"], errs)
err_msg = f"Mismatched versions found\n\n{err_table}"
if notes:
err_msg += "\nNotes: \n{}".format("\n".join(notes))
out["warning"] += err_msg
for name, c, s, ws in errs:
if not isinstance(ws, set):
ws = {ws}
return out
class VersionMismatchWarning(Warning):
"""Indicates version mismatch between nodes"""
|
