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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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gdb: Fix python style
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5986>
This commit is contained in:
Thibault Saunier
GStreamer Marge Bot
parent
6258ee56d2
commit
f1070b4380
2 changed files with 67 additions and 59 deletions
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@ -8,7 +8,9 @@ if sys.version_info[0] >= 3:
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long = int
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# This is not quite right, as local vars may override symname
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def read_global_var (symname):
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def read_global_var(symname):
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return gdb.selected_frame().read_var(symname)
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@ -43,14 +45,15 @@ def g_quark_to_string(quark):
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return None
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##
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## imported from glib: gobject/gobject_gdb.py
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# imported from glib: gobject/gobject_gdb.py
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##
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def g_type_to_typenode (gtype):
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def lookup_fundamental_type (typenode):
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def g_type_to_typenode(gtype):
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def lookup_fundamental_type(typenode):
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if typenode == 0:
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return None
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val = read_global_var ("static_fundamental_type_nodes")
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val = read_global_var("static_fundamental_type_nodes")
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if val is None:
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return None
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return val[typenode >> 2].address
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@ -58,24 +61,26 @@ def g_type_to_typenode (gtype):
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gtype = long(gtype)
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typenode = gtype - gtype % 4
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if typenode > (255 << 2):
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typenode = gdb.Value(typenode).cast (gdb.lookup_type("TypeNode").pointer())
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typenode = gdb.Value(typenode).cast(gdb.lookup_type("TypeNode").pointer())
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else:
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typenode = lookup_fundamental_type (typenode)
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typenode = lookup_fundamental_type(typenode)
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return typenode
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def g_type_to_name (gtype):
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def g_type_to_name(gtype):
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typenode = g_type_to_typenode(gtype)
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if typenode != None:
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return g_quark_to_string (typenode["qname"])
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if typenode:
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return g_quark_to_string(typenode["qname"])
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return None
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def g_type_name_from_instance (instance):
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def g_type_name_from_instance(instance):
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if long(instance) != 0:
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try:
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inst = instance.cast (gdb.lookup_type("GTypeInstance").pointer())
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inst = instance.cast(gdb.lookup_type("GTypeInstance").pointer())
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klass = inst["g_class"]
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gtype = klass["g_type"]
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name = g_type_to_name (gtype)
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name = g_type_to_name(gtype)
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return name
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except RuntimeError:
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pass
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@ -92,8 +92,8 @@ class GstObjectPrettyPrinter:
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GST_SECOND = 1000000000
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GST_CLOCK_TIME_NONE = 2**64-1
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GST_CLOCK_STIME_NONE = -2**63
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GST_CLOCK_TIME_NONE = (2 ** 64) - 1
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GST_CLOCK_STIME_NONE = -(2 ** 63)
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def format_time(n, signed=False):
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@ -361,8 +361,8 @@ class GdbGstCaps:
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def items(self):
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gdb_type = gdb.lookup_type("GstCapsArrayElement")
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for f in _g_array_iter(self.val["array"], gdb_type):
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yield(GdbCapsFeatures(f["features"]),
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GdbGstStructure(f["structure"]))
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yield (GdbCapsFeatures(f["features"]),
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GdbGstStructure(f["structure"]))
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def __eq__(self, other):
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if self.size() != other.size():
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@ -401,7 +401,7 @@ class GdbGstCaps:
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s += "(" + tmp + ")"
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_gdb_write(indent, s)
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for val in structure.value_strings("%s: %s", False):
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_gdb_write(indent+1, val)
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_gdb_write(indent + 1, val)
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return s
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@ -438,7 +438,7 @@ class GdbGValue:
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if step == 1:
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v = "[ %d, %d ]" % (rmin, rmax)
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else:
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v = "[ %d, %d, %d ]" % (rmin*step, rmax*step, step)
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v = "[ %d, %d, %d ]" % (rmin * step, rmax * step, step)
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elif tname == "GstFractionRange":
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v = "[ %s, %s ]" % (GdbGValue(value[0]), GdbGValue(value[1]))
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elif tname in ("GstValueList", "GstValueArray"):
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@ -446,9 +446,9 @@ class GdbGValue:
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gdb_type = gdb.lookup_type("GArray").pointer()
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value = value[0]["v_pointer"].cast(gdb_type)
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v = "<"
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for l in _g_array_iter(value, gvalue_type):
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for array_val in _g_array_iter(value, gvalue_type):
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v += " " if v == "<" else ", "
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v += str(GdbGValue(l))
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v += str(GdbGValue(array_val))
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v += " >"
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elif tname in ("GEnum"):
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v = "%s(%s)" % (
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@ -490,7 +490,7 @@ class GdbGstStructure:
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f = item[i]
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key = g_quark_to_string(f["name"])
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value = GdbGValue(f["value"])
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yield(key, value)
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yield (key, value)
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def value(self, key):
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for (k, value) in self.values():
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@ -527,7 +527,7 @@ class GdbGstStructure:
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else:
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_gdb_write(indent, "%s:" % (self.name()))
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for (key, value) in self.values():
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_gdb_write(indent+1, "%s: %s" % (key, str(value)))
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_gdb_write(indent + 1, "%s: %s" % (key, str(value)))
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class GdbGstSegment:
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@ -545,7 +545,7 @@ class GdbGstSegment:
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value = int(self.val[key])
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if skip is None or value != skip:
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_gdb_write(indent, "%s:%s %s" %
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(key, (8-len(key))*" ", self.format_value(value)))
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(key, (8 - len(key)) * " ", self.format_value(value)))
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def print(self, indent, seqnum=None):
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s = "segment:"
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@ -558,14 +558,14 @@ class GdbGstSegment:
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applied = "(applied rate: %g)" % applied_rate
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else:
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applied = ""
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_gdb_write(indent+1, "rate: %g%s" % (rate, applied))
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self.print_optional(indent+1, "base", 0)
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self.print_optional(indent+1, "offset", 0)
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self.print_optional(indent+1, "start")
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self.print_optional(indent+1, "stop", GST_CLOCK_TIME_NONE)
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self.print_optional(indent+1, "time")
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self.print_optional(indent+1, "position")
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self.print_optional(indent+1, "duration", GST_CLOCK_TIME_NONE)
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_gdb_write(indent + 1, "rate: %g%s" % (rate, applied))
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self.print_optional(indent + 1, "base", 0)
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self.print_optional(indent + 1, "offset", 0)
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self.print_optional(indent + 1, "start")
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self.print_optional(indent + 1, "stop", GST_CLOCK_TIME_NONE)
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self.print_optional(indent + 1, "time")
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self.print_optional(indent + 1, "position")
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self.print_optional(indent + 1, "duration", GST_CLOCK_TIME_NONE)
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class GdbGstEvent:
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@ -596,7 +596,7 @@ class GdbGstEvent:
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caps.print(indent, "caps (seqnum: %s):" % seqnum)
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elif typestr == "stream-start":
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stream_id = self.structure().value("stream-id").value()
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_gdb_write(indent, "stream-start: (seqnum %s)" % seqnum)
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_gdb_write(indent, "stream-start: (seqnum %s)" % seqnum)
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_gdb_write(indent + 1, "stream-id: %s" % stream_id.string())
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elif typestr == "segment":
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segment = self.structure().value("segment").value()
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@ -610,7 +610,7 @@ class GdbGstEvent:
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structure = GdbGstStructure(s)
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_gdb_write(indent, "tag: %s (seqnum: %s)" % (name, seqnum))
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for (key, value) in structure.values():
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_gdb_write(indent+1, "%s: %s" % (key, str(value)))
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_gdb_write(indent + 1, "%s: %s" % (key, str(value)))
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else:
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self.structure().print(indent, "%s (seqnum: %s)" % (typestr, seqnum))
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@ -623,7 +623,7 @@ class GdbGstBuffer:
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value = int(self.val[key])
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if skip is None or value != skip:
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_gdb_write(indent, "%s:%s %s" %
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(key, (8-len(key))*" ", format_func(value)))
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(key, (8 - len(key)) * " ", format_func(value)))
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@save_memory_access_print("<inaccessible memory>")
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def print(self, indent):
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@ -647,8 +647,8 @@ class GdbGstBuffer:
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_gdb_write(indent, "%s:" % meta_type_name)
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indent += 1
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meta_info = str(meta.cast(gdb.lookup_type(meta_type_name)))
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for l in meta_info.split('\n'):
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_gdb_write(indent, l)
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for info in meta_info.split('\n'):
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_gdb_write(indent, info)
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indent -= 1
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meta_item = meta_item['next']
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else:
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@ -770,30 +770,30 @@ class GdbGstPad(GdbGstObject):
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first = True
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for ev in self.events():
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if first:
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_gdb_write(indent+1, "events:")
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_gdb_write(indent + 1, "events:")
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first = False
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ev.print(indent+2)
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ev.print(indent + 2)
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if self.is_linked():
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real = self.peer().parent_pad()
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_gdb_write(indent+1, "peer: %s" %
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_gdb_write(indent + 1, "peer: %s" %
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(real.full_name() if real else self.peer().full_name()))
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if g_inherits_type(self.val, "GstGhostPad"):
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t = gdb.lookup_type("GstProxyPad").pointer()
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internal = GdbGstPad(self.val.cast(t)["priv"]["internal"])
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if internal and internal.peer():
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_gdb_write(indent+1, "inner peer: %s" %
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_gdb_write(indent + 1, "inner peer: %s" %
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internal.peer().full_name())
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task = self.val["task"]
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if long(task) != 0:
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_gdb_write(indent+1, "task: %s" %
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_gdb_write(indent + 1, "task: %s" %
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task_state_to_name(int(task["state"])))
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offset = long(self.val["offset"])
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if offset != 0:
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_gdb_write(indent+1, "offset: %d [%s]" %
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_gdb_write(indent + 1, "offset: %d [%s]" %
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(offset, format_time(offset, True)))
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_gdb_write(indent, "}")
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@ -852,10 +852,10 @@ class GdbGstPad(GdbGstObject):
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other_pname = other.dot_name()
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if direction == "GST_PAD_SRC":
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s += "%s%s_%s -> %s_%s [style=dashed, minlen=0]\n" % \
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(spc, other_ename, other_pname, ename, pname)
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(spc, other_ename, other_pname, ename, pname)
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else:
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s += "%s%s_%s -> %s_%s [style=dashed, minlen=0]\n" % \
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(spc, ename, pname, other_ename, other_pname)
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(spc, ename, pname, other_ename, other_pname)
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else:
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if direction == "GST_PAD_SRC":
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color = "#ffaaaa"
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@ -887,11 +887,11 @@ class GdbGstPad(GdbGstObject):
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if caps and peer_caps and caps == peer_caps:
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s = "%s%s_%s -> %s_%s [label=\"%s\"]\n" % \
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(spc, ename, pname, peer_ename, peer_pname, caps.dot())
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(spc, ename, pname, peer_ename, peer_pname, caps.dot())
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elif caps and peer_caps and caps != peer_caps:
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s = "%s%s_%s -> %s_%s [labeldistance=\"10\", labelangle=\"0\", " \
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% (spc, ename, pname, peer_ename, peer_pname)
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s += "label=\"" + " "*50 + "\", "
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s += "label=\"" + " " * 50 + "\", "
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if self.direction() == "GST_PAD_SRC":
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media_src = caps.dot()
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media_dst = peer_caps.dot()
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@ -948,14 +948,14 @@ class GdbGstElement(GdbGstObject):
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_gdb_write(indent, "%s(%s) {" %
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(g_type_name_from_instance(self.val), self.name()))
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for p in self.pads():
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p.print(indent+2)
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p.print(indent + 2)
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first = True
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for child in self.children():
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if first:
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_gdb_write(indent+2, "children:")
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_gdb_write(indent + 2, "children:")
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first = False
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_gdb_write(indent+3, child.name())
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_gdb_write(indent + 3, child.name())
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current_state = self.val["current_state"]
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s = "state: %s" % element_state_to_name(current_state)
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@ -963,11 +963,11 @@ class GdbGstElement(GdbGstObject):
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state = self.val[var + "_state"]
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if state > 0 and state != current_state:
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s += ", %s: %s" % (var, element_state_to_name(state))
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_gdb_write(indent+2, s)
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_gdb_write(indent + 2, s)
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_gdb_write(indent+2, "base_time: %s" %
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_gdb_write(indent + 2, "base_time: %s" %
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format_time_value(self.val["base_time"]))
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_gdb_write(indent+2, "start_time: %s" %
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_gdb_write(indent + 2, "start_time: %s" %
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format_time_value(self.val["start_time"]))
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_gdb_write(indent, "}")
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@ -976,7 +976,7 @@ class GdbGstElement(GdbGstObject):
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def print_tree(self, indent):
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_gdb_write(indent, "%s(%s)" % (self.name(), self.val))
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for child in self.children():
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child.print_tree(indent+1)
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child.print_tree(indent + 1)
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def _dot(self, indent=0):
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spc = " " * indent
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@ -992,12 +992,12 @@ class GdbGstElement(GdbGstObject):
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sink_name = None
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if self.has_pads("sinkpads"):
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(ss, sink_name) = self._dot_pads(indent+1, "sinkpads",
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(ss, sink_name) = self._dot_pads(indent + 1, "sinkpads",
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self.dot_name() + "_sink")
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s += ss
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src_name = None
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if self.has_pads("srcpads"):
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(ss, src_name) = self._dot_pads(indent+1, "srcpads",
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(ss, src_name) = self._dot_pads(indent + 1, "srcpads",
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self.dot_name() + "_src")
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s += ss
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if sink_name and src_name:
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@ -1007,7 +1007,7 @@ class GdbGstElement(GdbGstObject):
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if gst_is_bin(self.val):
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s += "%s fillcolor=\"#ffffff\";\n" % spc
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s += self.dot(indent+1)
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s += self.dot(indent + 1)
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else:
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if src_name and not sink_name:
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s += "%s fillcolor=\"#ffaaaa\";\n" % spc
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@ -1042,7 +1042,7 @@ class GdbGstElement(GdbGstObject):
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if not name:
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name = p.dot_name()
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s += "%s}\n\n" % spc
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return(s, name)
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return (s, name)
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def dot(self, indent):
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s = ""
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@ -1097,6 +1097,7 @@ GST_DEBUG_BIN_TO_DOT_FILE. This command will find the top-level parent
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for the given gstreamer object and create the dot for that element.
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Usage: gst-dot <gst-object> <file-name>"""
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def __init__(self):
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super(GstDot, self).__init__("gst-dot", gdb.COMMAND_DATA)
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@ -1120,7 +1121,7 @@ Usage: gst-dot <gst-object> <file-name>"""
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def complete(self, text, word):
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cmd = gdb.string_to_argv(text)
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if len(cmd) == 0 or(len(cmd) == 1 and len(word) > 0):
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if len(cmd) == 0 or (len(cmd) == 1 and len(word) > 0):
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return gdb.COMPLETE_SYMBOL
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return gdb.COMPLETE_FILENAME
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@ -1130,6 +1131,7 @@ class GstPrint(gdb.Command):
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Print high-level information for GStreamer objects
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Usage gst-print <gstreamer-object>"""
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def __init__(self):
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super(GstPrint, self).__init__("gst-print", gdb.COMMAND_DATA,
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gdb.COMPLETE_SYMBOL)
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@ -1165,6 +1167,7 @@ Usage gst-print <gstreamer-object>"""
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class GstPipelineTree(gdb.Command):
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"""\
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Usage: gst-pipeline-tree <gst-object>"""
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def __init__(self):
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super(GstPipelineTree, self).__init__("gst-pipeline-tree",
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gdb.COMPLETE_SYMBOL)
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