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|
#!/usr/bin/env python
################################################################################
#
# print_dependencies.py
#
#
# Copyright (c) 10/9/2009 Leo Goodstadt
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#################################################################################
"""
print_dependencies.py
provides support for dependency trees
"""
#
# Number of pre-canned colour schemes
#
CNT_COLOUR_SCHEMES = 8
import types
import sys
try:
from StringIO import StringIO
except:
from io import StringIO
from .adjacent_pairs_iterate import adjacent_pairs_iterate
from collections import defaultdict
def _get_name (node):
"""
Get name for node
use display_name or _name
"""
if hasattr(node, "display_name"):
return node.display_name
elif hasattr(node, "_name"):
return node._name
else:
raise Exception("Unknown node type [%s] has neither _name or display_name" % str(node))
#_________________________________________________________________________________________
# Helper functions for dot format
#_________________________________________________________________________________________
def attributes_to_str (attributes, name):
"""
helper function for dot format
turns dictionary into a=b, c=d...
"""
# remove ugly __main__. qualifier
name = name.replace("__main__.", "")
# if a label is specified, that overrides the node name
if "label" not in attributes:
attributes["label"] = name.replace(" before ", "\\nbefore ").replace(", ", ",\n")
# remove any quotes
if attributes["label"][0] == '<':
attributes["label"] = attributes["label"][1:-1]
html_label = True
else:
html_label = False
if attributes["label"][0] == '"':
attributes["label"] = attributes["label"][1:-1]
# add suffix / prefix
if "label_prefix" in attributes:
attributes["label"] = attributes["label_prefix"] + attributes["label"]
del attributes["label_prefix"]
if "label_suffix" in attributes:
attributes["label"] = attributes["label"] + attributes["label_suffix"]
del attributes["label_suffix"]
# restore quotes
if html_label:
attributes["label"] = '<' + attributes["label"] + '>'
else:
attributes["label"] = '"' + attributes["label"] + '"'
# support for html labels
#if "<" in name and ">" in name:
# attributes["label"] = '<' + name + '>'
#else:
# attributes["label"] = '"' + name + '"'
return "[" + ", ".join ("%s=%s" % (k,v) for k,v in sorted(attributes.items())) + "];\n"
#_________________________________________________________________________________________
#
# get_arrow_str_for_legend_key
#_________________________________________________________________________________________
def get_arrow_str_for_legend_key (from_task_type, to_task_type, n1, n2, colour_scheme):
"""
Get dot format for arrows inside legend key
"""
if "Vicious cycle" in (from_task_type, to_task_type):
return ("%s -> %s[color=%s, arrowtype=normal];\n" % (n1, n2, colour_scheme["Vicious cycle"]["linecolor"]) +
"%s -> %s[color=%s, arrowtype=normal];\n" % (n2, n1, colour_scheme["Vicious cycle"]["linecolor"]))
if from_task_type in ("Final target", "Task to run",
"Up-to-date task forced to rerun",
"Explicitly specified task"):
return "%s -> %s[color=%s, arrowtype=normal];\n" % (n1, n2, colour_scheme["Task to run"]["linecolor"])
elif from_task_type in ("Up-to-date task", "Down stream","Up-to-date Final target"):
return "%s -> %s[color=%s, arrowtype=normal];\n" % (n1, n2, colour_scheme["Up-to-date"]["linecolor"])
#
# shouldn't be here!!
#
else:
return "%s -> %s[color=%s, arrowtype=normal];\n" % (n1, n2, colour_scheme["Up-to-date"]["linecolor"])
#_________________________________________________________________________________________
#
# get_default_colour_scheme
#_________________________________________________________________________________________
def get_default_colour_scheme(default_colour_scheme_index = 0):
"""
A selection of default colour schemes "inspired" by entries in
http://kuler.adobe.com/#create/fromacolor
"""
if default_colour_scheme_index ==0:
bluey_outline = '"#0044A0"'
bluey = '"#EBF3FF"'
greeny_outline = '"#006000"'
greeny = '"#B8CC6E"'
orangey = '"#EFA03B"'
orangey_outline= greeny_outline
ruddy = '"#FF3232"'
elif default_colour_scheme_index ==1:
bluey_outline = '"#000DDF"'
bluey = 'transparent'
greeny_outline = '"#4B8C2E"'
greeny = '"#9ED983"'
orangey = '"#D98100"'
orangey_outline= '"#D9D911"'
ruddy = '"#D93611"'
elif default_colour_scheme_index ==2:
bluey_outline = '"#4A64A5"'
bluey = 'transparent'
greeny_outline = '"#4A92A5"'
greeny = '"#99D1C1"'
orangey = '"#D2C24A"'
orangey_outline= greeny_outline
ruddy = '"#A54A64"'
elif default_colour_scheme_index ==3:
bluey_outline = '"#BFB5FF"'
bluey = 'transparent'
greeny_outline = '"#7D8A2E"'
greeny = '"#C9D787"'
orangey = '"#FFF1DC"'
orangey_outline= greeny_outline
ruddy = '"#FF3E68"'
elif default_colour_scheme_index ==4:
bluey_outline = '"#004460"'
bluey = 'transparent'
greeny_outline = '"#4B6000"'
greeny = '"#B8CC6E"'
orangey = '"#FFF0A3"'
orangey_outline= greeny_outline
ruddy = '"#F54F29"'
elif default_colour_scheme_index ==5:
bluey_outline = '"#1122FF"'
bluey = '"#AABBFF"'
greeny_outline = '"#007700"'
greeny = '"#44FF44"'
orangey = '"#EFA03B"'
orangey_outline= '"#FFCC3B"'
ruddy = '"#FF0000"'
elif default_colour_scheme_index ==6:
bluey_outline = '"#0044A0"'
bluey = '"#EBF3FF"'
greeny_outline = 'black'
greeny = '"#6cb924"'
orangey = '"#ece116"'
orangey_outline= greeny_outline
ruddy = '"#FF3232"'
else:
bluey_outline = '"#87BAE4"'
bluey = 'transparent'
greeny_outline = '"#87B379"'
greeny = '"#D3FAE3"'
orangey = '"#FDBA40"'
orangey_outline= greeny_outline
ruddy = '"#b9495e"'
default_colour_scheme = defaultdict(dict)
default_colour_scheme["Vicious cycle"]["linecolor"] = ruddy
default_colour_scheme["Pipeline"]["fontcolor"] = ruddy
default_colour_scheme["Key"]["fontcolor"] = "black"
default_colour_scheme["Key"]["fillcolor"] = '"#F6F4F4"'
default_colour_scheme["Task to run"]["linecolor"] = bluey_outline
default_colour_scheme["Up-to-date"]["linecolor"] = "gray"
default_colour_scheme["Final target"]["fillcolor"] = orangey
default_colour_scheme["Final target"]["fontcolor"] = "black"
default_colour_scheme["Final target"]["color"] = "black"
default_colour_scheme["Final target"]["dashed"] = 0
default_colour_scheme["Vicious cycle"]["fillcolor"] = ruddy
default_colour_scheme["Vicious cycle"]["fontcolor"] = 'white'
default_colour_scheme["Vicious cycle"]["color"] = "white"
default_colour_scheme["Vicious cycle"]["dashed"] = 0
default_colour_scheme["Up-to-date task"]["fillcolor"] = greeny
default_colour_scheme["Up-to-date task"]["fontcolor"] = greeny_outline
default_colour_scheme["Up-to-date task"]["color"] = greeny_outline
default_colour_scheme["Up-to-date task"]["dashed"] = 0
default_colour_scheme["Down stream"]["fillcolor"] = "white"
default_colour_scheme["Down stream"]["fontcolor"] = "gray"
default_colour_scheme["Down stream"]["color"] = "gray"
default_colour_scheme["Down stream"]["dashed"] = 0
default_colour_scheme["Explicitly specified task"]["fillcolor"] = "transparent"
default_colour_scheme["Explicitly specified task"]["fontcolor"] = "black"
default_colour_scheme["Explicitly specified task"]["color"] = "black"
default_colour_scheme["Explicitly specified task"]["dashed"] = 0
default_colour_scheme["Task to run"]["fillcolor"] = bluey
default_colour_scheme["Task to run"]["fontcolor"] = bluey_outline
default_colour_scheme["Task to run"]["color"] = bluey_outline
default_colour_scheme["Task to run"]["dashed"] = 0
default_colour_scheme["Up-to-date task forced to rerun"]["fillcolor"] = 'transparent'
default_colour_scheme["Up-to-date task forced to rerun"]["fontcolor"] = bluey_outline
default_colour_scheme["Up-to-date task forced to rerun"]["color"] = bluey_outline
default_colour_scheme["Up-to-date task forced to rerun"]["dashed"] = 1
default_colour_scheme["Up-to-date Final target"]["fillcolor"] = orangey
default_colour_scheme["Up-to-date Final target"]["fontcolor"] = orangey_outline
default_colour_scheme["Up-to-date Final target"]["color"] = orangey_outline
default_colour_scheme["Up-to-date Final target"]["dashed"] = 0
if default_colour_scheme_index ==6:
default_colour_scheme["Vicious cycle"]["fontcolor"] = 'black'
default_colour_scheme["Task to run"]["fillcolor"] = '"#5f52ee"'
default_colour_scheme["Task to run"]["fontcolor"] = "lightgrey"
default_colour_scheme["Up-to-date Final target"]["fontcolor"] = '"#EFA03B"'
return default_colour_scheme
#_________________________________________________________________________________________
#
# get_dot_format_for_task_type
#_________________________________________________________________________________________
def get_dot_format_for_task_type (task_type, attributes, colour_scheme, used_formats):
"""
Look up appropriate colour and style for each type of task
"""
used_formats.add(task_type)
for color_type in ("fontcolor", "fillcolor", "color"):
attributes[color_type] = colour_scheme[task_type][color_type]
attributes["style"]="filled"
if colour_scheme[task_type]["dashed"]:
attributes["style"]="dashed"
#_________________________________________________________________________________________
#
# write_legend_key
#_________________________________________________________________________________________
def write_legend_key (stream, used_task_types, minimal_key_legend, colour_scheme, key_name = "Key:", subgraph_index = 1):
"""
Write legend/key to dependency tree graph
"""
if not len(used_task_types):
return
stream.write( 'subgraph clusterkey%d\n' % subgraph_index)
stream.write( '{\n')
stream.write( 'rank="min";\n')
stream.write( 'style=filled;\n')
stream.write( 'fontsize=20;\n')
stream.write( 'color=%s;\n' % (colour_scheme["Key"]["fillcolor"]))
stream.write( 'label = "%s";\n' % key_name)
stream.write( 'fontcolor = %s;' % (colour_scheme["Key"]["fontcolor"]))
stream.write( 'node[margin="0.2,0.2", fontsize="14"];\n')
#
# Only include used task types
#
all_task_types = [
"Vicious cycle" ,
"Down stream" ,
"Up-to-date task" ,
"Explicitly specified task" ,
"Task to run" ,
"Up-to-date task forced to rerun" ,
"Up-to-date Final target" ,
"Final target" ,]
if not minimal_key_legend:
used_task_types |= set(all_task_types)
wrapped_task_types = [
"Vicious cycle" ,
"Down stream" ,
"Up-to-date task" ,
"Explicitly specified task" ,
"Task to run" ,
"Up-to-date task\\nforced to rerun" ,
"Up-to-date\\nFinal target" ,
"Final target" ,]
wrapped_task_types = dict(zip(all_task_types, wrapped_task_types))
def outputkey (key, task_type, stream):
ignore_used_task_types = set()
attributes = dict()
attributes["shape"]="box3d"
#attributes["shape"] = "rect"
get_dot_format_for_task_type (task_type, attributes, colour_scheme, ignore_used_task_types)
#attributes["fontsize"] = '15'
stream.write(key + attributes_to_str(attributes, wrapped_task_types[task_type]))
sorted_used_task_types = []
for t in all_task_types:
if t in used_task_types:
sorted_used_task_types.append(t)
# print first key type
outputkey("k1_%d" % subgraph_index, sorted_used_task_types[0], stream)
for i, (from_task_type, to_task_type) in enumerate(adjacent_pairs_iterate(sorted_used_task_types)):
from_key = 'k%d_%d' % (i + 1, subgraph_index)
to_key = 'k%d_%d' % (i + 2, subgraph_index)
# write key
outputkey(to_key, to_task_type, stream)
# connection between keys
stream.write(get_arrow_str_for_legend_key (from_task_type, to_task_type, from_key, to_key, colour_scheme))
stream.write("}\n")
#_________________________________________________________________________________________
# write_colour_scheme_demo_in_dot_format
#_________________________________________________________________________________________
def write_colour_scheme_demo_in_dot_format(stream):
"""
Write all the colour schemes in different colours
"""
stream.write( 'digraph "Colour schemes"\n{\n')
stream.write( 'size="8,11";\n')
stream.write( 'splines=true;\n')
stream.write( 'fontsize="30";\n')
stream.write( 'ranksep = 0.3;\n')
stream.write( 'node[fontsize="20"];\n')
for colour_scheme_index in range(CNT_COLOUR_SCHEMES):
colour_scheme = get_default_colour_scheme(colour_scheme_index)
write_legend_key (stream, set("test"), False, colour_scheme, "Colour Scheme %d" % colour_scheme_index, colour_scheme_index)
stream.write("}\n")
#_________________________________________________________________________________________
# write_flowchart_in_dot_format
#_________________________________________________________________________________________
def write_flowchart_in_dot_format( jobs_to_run,
up_to_date_jobs,
dag_violating_edges,
dag_violating_nodes,
byte_stream,
target_jobs,
forced_to_run_jobs = [],
all_jobs = None,
vertical = True,
skip_uptodate_tasks = False,
no_key_legend = False,
minimal_key_legend = True,
user_colour_scheme = None,
pipeline_name = "Pipeline:"):
"""
jobs_to_run = pipeline jobs which are not up to date or have dependencies
which are not up to date
vertical = print flowchart vertically
minimal_key_legend = only print used task types in key legend
user_colour_scheme = dictionary for overriding default colours
Colours can be names e.g. "black" or quoted hex e.g. '"#F6F4F4"'
Default values will be used unless specified
key = "colour_scheme_index": index of default colour scheme
key = "Final target"
"Explicitly specified task"
"Task to run"
"Down stream"
"Up-to-date Final target"
"Up-to-date task forced to rerun"
"Up-to-date task"
"Vicious cycle"
Specifies colours for each task type
Subkey = "fillcolor"
"fontcolor"
"color"
"dashed" = 0/1
key = "Vicious cycle"
"Task to run"
"Up-to-date"
Subkey = "linecolor"
Specifying colours for arrows between tasks
key = "Pipeline"
Subkey = "fontcolor"
Specifying flowchart title colour
key = "Key"
Subkey = "fontcolor"
"fillcolor"
Specifies legend colours
"""
if user_colour_scheme is None:
colour_scheme = get_default_colour_scheme()
else:
if "colour_scheme_index" in user_colour_scheme:
colour_scheme_index = user_colour_scheme["colour_scheme_index"]
else:
colour_scheme_index = 0
colour_scheme = get_default_colour_scheme(colour_scheme_index)
for k, v in user_colour_scheme.items():
if k not in colour_scheme:
continue
if isinstance(v, dict):
colour_scheme[k].update(v)
else:
colour_scheme[k] = v
up_to_date_jobs = set(up_to_date_jobs)
#
# cases where child points back to ancestor
#
dag_violating_dependencies = set(dag_violating_edges)
stream = StringIO()
stream.write( 'digraph "%s"\n{\n' % pipeline_name)
stream.write( 'size="8,11";\n')
stream.write( 'splines=true;\n')
stream.write( 'fontsize="30";\n')
stream.write( 'ranksep = 0.3;\n')
stream.write( 'node[fontsize="20"];\n')
stream.write( 'graph[clusterrank="local"];\n')
if not vertical:
stream.write( 'rankdir="LR";\n')
stream.write( 'subgraph clustertasks\n'
"{\n")
stream.write( 'rank="min";\n')
stream.write( 'fontcolor = %s;\n' % colour_scheme["Pipeline"]["fontcolor"])
stream.write( 'label = "%s";\n' % pipeline_name)
#if vertical:
# stream.write( 'edge[minlen=2];\n')
delayed_task_strings = list()
vicious_cycle_task_strings = list()
#
# all jobs should be specified
# this is a bad fall-back
# because there is no guarantee that we are printing what we want to print
if all_jobs is None:
all_jobs = node.all_nodes
used_task_types = set()
#
# defined duplicately in graph. Bad practice
#
_one_to_one = 0
_many_to_many = 1
_one_to_many = 2
_many_to_one = 3
for n in all_jobs:
attributes = dict()
attributes["shape"]="box3d"
#attributes["shape"] = "rect"
if hasattr(n, "single_multi_io"):
if n.single_multi_io == _one_to_many:
attributes["shape"] = "house"
attributes["peripheries"] = 2
elif n.single_multi_io == _many_to_one:
attributes["shape"] = "invhouse"
attributes["height"] = 1.1
attributes["peripheries"] = 2
#
# circularity violating DAG: highlight in red
#
if n in dag_violating_nodes:
get_dot_format_for_task_type ("Vicious cycle", attributes, colour_scheme, used_task_types)
vicious_cycle_task_strings.append('t%d' % n._node_index + attributes_to_str(attributes, _get_name(n)))
#
# these jobs will be run
#
elif n in jobs_to_run:
#
# up to date but forced to run: outlined in blue
#
if n in forced_to_run_jobs:
get_dot_format_for_task_type ("Explicitly specified task", attributes, colour_scheme, used_task_types)
#
# final target: outlined in orange
#
elif n in target_jobs:
get_dot_format_for_task_type("Final target", attributes, colour_scheme, used_task_types)
#
# up to date dependency but forced to run: outlined in green
#
elif n in up_to_date_jobs:
get_dot_format_for_task_type ("Up-to-date task forced to rerun" , attributes, colour_scheme, used_task_types)
else:
get_dot_format_for_task_type ("Task to run", attributes, colour_scheme, used_task_types)
#
# graphviz attributes override other definitions
# presume the user knows what she is doing!
#
if(hasattr(n,'graphviz_attributes')):
for k in n.graphviz_attributes:
attributes[k]=n.graphviz_attributes[k]
stream.write('t%d' % n._node_index + attributes_to_str(attributes, _get_name(n)))
else:
#
# these jobs are up to date and will not be re-run
#
if not skip_uptodate_tasks:
if n in target_jobs:
get_dot_format_for_task_type ("Up-to-date Final target" , attributes, colour_scheme, used_task_types)
elif n in up_to_date_jobs:
get_dot_format_for_task_type ("Up-to-date task" , attributes, colour_scheme, used_task_types)
#
# these jobs will be ignored: gray with gray dependencies
#
else:
get_dot_format_for_task_type ("Down stream" , attributes, colour_scheme, used_task_types)
delayed_task_strings.append('t%d' % n._node_index + attributes_to_str(attributes, _get_name(n)))
for o in n._get_inward():
delayed_task_strings.append('t%d -> t%d[color=%s, arrowtype=normal];\n' % (o._node_index, n._node_index, colour_scheme["Up-to-date"]["linecolor"]))
continue
#
# graphviz attributes override other definitions
# presume the user knows what she is doing!
#
if(hasattr(n,'graphviz_attributes')):
for k in n.graphviz_attributes:
attributes[k]=n.graphviz_attributes[k]
stream.write('t%d' % n._node_index + attributes_to_str(attributes, _get_name(n)))
#
# write edges
#
unconstrained = False
for o in sorted(n._get_inward(), reverse=True, key = lambda x: x._node_index):
#
# circularity violating DAG: highlight in red: should never be a constraint
# in drawing the graph
#
if (n, o) in dag_violating_dependencies:
constraint_str = ", constraint=false" if o._node_index > n._node_index else ""
vicious_cycle_task_strings.append('t%d -> t%d[color=%s %s];\n' % (o._node_index, n._node_index, colour_scheme["Vicious cycle"]["linecolor"], constraint_str))
continue
elif not o in jobs_to_run or not n in jobs_to_run:
if not skip_uptodate_tasks:
edge_str = 't%d -> t%d[color=%s, arrowtype=normal];\n' % (o._node_index, n._node_index, colour_scheme["Up-to-date"]["linecolor"])
if unconstrained:
delayed_task_strings.append(edge_str)
else:
stream.write(edge_str)
else:
stream.write('t%d -> t%d[color=%s];\n' % (o._node_index, n._node_index, colour_scheme["Task to run"]["linecolor"]))
unconstrained = True
for l in delayed_task_strings:
stream.write(l)
#
# write vicious cycle at end so not constraint in drawing graph
#
for l in vicious_cycle_task_strings:
stream.write(l)
stream.write( '}\n')
if not no_key_legend:
write_legend_key (stream, used_task_types, minimal_key_legend, colour_scheme)
stream.write("}\n")
ss = stream.getvalue().encode()
byte_stream.write(ss)
stream.close()
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