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authorMattias Andrée <maandree@kth.se>2022-07-21 14:53:18 +0200
committerMattias Andrée <maandree@kth.se>2022-07-21 14:53:18 +0200
commit3be28b4e8f75190d30e311f0e69da714cac62cc5 (patch)
tree95374a0ac30802f838e0fee1d7c686b66dd26b11 /libgamma_error.py
parentRemove dist (diff)
downloadpylibgamma-17830332d43ae48c035c5f05c71301977ddfb717.tar.gz
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Change license to ISC, change style, improve makefile1.1.3
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--libgamma_error.py (renamed from src/libgamma_error.py)199
1 files changed, 88 insertions, 111 deletions
diff --git a/src/libgamma_error.py b/libgamma_error.py
index afefd5e..bd3a9aa 100644
--- a/src/libgamma_error.py
+++ b/libgamma_error.py
@@ -1,74 +1,55 @@
-# -*- python -*-
-'''
-pylibgamma — Python 3 wrapper for libgamma
-Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
-
-This library is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this library. If not, see <http://www.gnu.org/licenses/>.
-'''
-
-
+# See LICENSE file for copyright and license details.
class LibgammaGroup:
'''
Class for `group`
'''
-
+
@property
def gid(self) -> int:
'''
- Getter.
+ Getter
Group that the user needs to be a member of if
- `LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned.
+ `LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned
'''
from libgamma_native_error import libgamma_native_get_group_gid
return libgamma_native_get_group_gid()
-
+
@gid.setter
def gid(self, value : int):
'''
- Setter.
+ Setter
Group that the user needs to be a member of if
- `LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned.
+ `LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned
'''
from libgamma_native_error import libgamma_native_set_group_gid
libgamma_native_set_group_gid(value)
-
-
+
+
@property
def name(self) -> str:
'''
- Getter.
+ Getter
Group that the user needs to be a member of if
`LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned,
`None` if the name of the group `group.gid`
- cannot be determined.
+ cannot be determined
'''
from libgamma_native_error import libgamma_native_get_group_name
return libgamma_native_get_group_name()
-
+
@name.setter
def name(self, value : str):
'''
- Setter.
+ Setter
Group that the user needs to be a member of if
`LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned,
`None` if the name of the group `group.gid`
- cannot be determined.
+ cannot be determined
'''
from libgamma_native_error import libgamma_native_set_group_name
libgamma_native_set_group_name(value)
@@ -77,7 +58,7 @@ class LibgammaGroup:
group = LibgammaGroup()
'''
Group that the user needs to be a member of if
-`LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned.
+`LIBGAMMA_DEVICE_REQUIRE_GROUP` is returned
'''
@@ -96,8 +77,8 @@ def perror(name : str, error_code : int):
required group will be printed with its numerical value
and, if known, its name.
- @param name The text to add at the beginning.
- @param value The error code, may be an `errno` value.
+ @param name The text to add at the beginning
+ @param value The error code, may be an `errno` value
'''
from libgamma_native_error import libgamma_native_perror
libgamma_native_perror(name, error_code)
@@ -105,11 +86,11 @@ def perror(name : str, error_code : int):
def name_of_error(value : int) -> str:
'''
- Returns the name of the definition associated with a `libgamma` error code.
+ Returns the name of the definition associated with a `libgamma` error code
- @param value The error code.
+ @param value The error code
@return The name of the definition associated with the error code,
- `None` if the error code does not exist.
+ `None` if the error code does not exist
'''
from libgamma_native_error import libgamma_native_name_of_error
return libgamma_native_name_of_error(value)
@@ -117,11 +98,11 @@ def name_of_error(value : int) -> str:
def value_of_error(name : str) -> int:
'''
- Return the value of a `libgamma` error definition refered to by name.
+ Return the value of a `libgamma` error definition refered to by name
- @param name The name of the definition associated with the error code.
+ @param name The name of the definition associated with the error code
@return The error code, zero if the name is `None`
- or does not refer to a `libgamma` error.
+ or does not refer to a `libgamma` error
'''
from libgamma_native_error import libgamma_native_value_of_error
return libgamma_native_value_of_error(name)
@@ -131,126 +112,126 @@ def value_of_error(name : str) -> int:
LIBGAMMA_ERRNO_SET = -1
'''
`errno` has be set with a standard error number
-to indicate the what has gone wrong.
+to indicate the what has gone wrong
'''
LIBGAMMA_NO_SUCH_ADJUSTMENT_METHOD = -2
'''
The selected adjustment method does not exist
-or has been excluded at compile-time.
+or has been excluded at compile-time
'''
LIBGAMMA_NO_SUCH_SITE = -3
'''
-The selected site does not exist.
+The selected site does not exist
'''
LIBGAMMA_NO_SUCH_PARTITION = -4
'''
-The selected partition does not exist.
+The selected partition does not exist
'''
LIBGAMMA_NO_SUCH_CRTC = -5
'''
-The selected CRTC does not exist.
+The selected CRTC does not exist
'''
LIBGAMMA_IMPOSSIBLE_AMOUNT = -6
'''
Counter overflowed when counting the number
-of available items.
+of available items
'''
LIBGAMMA_CONNECTOR_DISABLED = -7
'''
The selected connector is disabled, it does
-not have a CRTC.
+not have a CRTC
'''
LIBGAMMA_OPEN_CRTC_FAILED = -8
'''
The selected CRTC could not be opened,
-reason unknown.
+reason unknown
'''
LIBGAMMA_CRTC_INFO_NOT_SUPPORTED = -9
'''
The CRTC information field is not supported
-by the adjustment method.
+by the adjustment method
'''
LIBGAMMA_GAMMA_RAMP_READ_FAILED = -10
'''
Failed to read the current gamma ramps for
-the selected CRTC, reason unknown.
+the selected CRTC, reason unknown
'''
LIBGAMMA_GAMMA_RAMP_WRITE_FAILED = -11
'''
Failed to write the current gamma ramps for
-the selected CRTC, reason unknown.
+the selected CRTC, reason unknown
'''
LIBGAMMA_GAMMA_RAMP_SIZE_CHANGED = -12
'''
The specified ramp sizes does not match the
ramps sizes returned by the adjustment methods
-in response to the query/command.
+in response to the query/command
'''
LIBGAMMA_MIXED_GAMMA_RAMP_SIZE = -13
'''
The specified ramp sizes are not identical
-which is required by the adjustment method.
-(Only returned in debug mode.)
+which is required by the adjustment method
+(Only returned in debug mode)
'''
LIBGAMMA_WRONG_GAMMA_RAMP_SIZE = -14
'''
The specified ramp sizes are not supported
-by the adjustment method.
-(Only returned in debug mode.)
+by the adjustment method
+(Only returned in debug mode)
'''
LIBGAMMA_SINGLETON_GAMMA_RAMP = -15
'''
The adjustment method reported that the gamma
-ramps size is 1, or perhaps even zero or negative.
+ramps size is 1, or perhaps even zero or negative
'''
LIBGAMMA_LIST_CRTCS_FAILED = -16
'''
The adjustment method failed to list
-available CRTC:s, reason unknown.
+available CRTC:s, reason unknown
'''
LIBGAMMA_ACQUIRING_MODE_RESOURCES_FAILED = -17
'''
Failed to acquire mode resources from the
-adjustment method.
+adjustment method
'''
LIBGAMMA_NEGATIVE_PARTITION_COUNT = -18
'''
The adjustment method reported that a negative
-number of partitions exists in the site.
+number of partitions exists in the site
'''
LIBGAMMA_NEGATIVE_CRTC_COUNT = -19
'''
The adjustment method reported that a negative
-number of CRTC:s exists in the partition.
+number of CRTC:s exists in the partition
'''
LIBGAMMA_DEVICE_RESTRICTED = -20
'''
Device cannot be access becauses of
-insufficient permissions.
+insufficient permissions
'''
LIBGAMMA_DEVICE_ACCESS_FAILED = -21
'''
-Device cannot be access, reason unknown.
+Device cannot be access, reason unknown
'''
LIBGAMMA_DEVICE_REQUIRE_GROUP = -22
@@ -258,150 +239,150 @@ LIBGAMMA_DEVICE_REQUIRE_GROUP = -22
Device cannot be access, membership of the
`group.gid` (named by `group.name` (can be
`None`, if so `errno` may have been set to
-tell why)) is required.
+tell why)) is required
'''
LIBGAMMA_GRAPHICS_CARD_REMOVED = -23
'''
-The graphics card appear to have been removed.
+The graphics card appear to have been removed
'''
LIBGAMMA_STATE_UNKNOWN = -24
'''
-The state of the requested information is unknown.
+The state of the requested information is unknown
'''
LIBGAMMA_CONNECTOR_UNKNOWN = -25
'''
Failed to determine which connector the
-CRTC belongs to.
+CRTC belongs to
'''
LIBGAMMA_CONNECTOR_TYPE_NOT_RECOGNISED = -26
'''
The detected connector type is not listed
-in this library and has to be updated.
+in this library and has to be updated
'''
LIBGAMMA_SUBPIXEL_ORDER_NOT_RECOGNISED = -27
'''
The detected subpixel order is not listed
-in this library and has to be updated.
+in this library and has to be updated
'''
LIBGAMMA_EDID_LENGTH_UNSUPPORTED = -28
'''
The length of the EDID does not match that
-of any supported EDID structure revision.
+of any supported EDID structure revision
'''
LIBGAMMA_EDID_WRONG_MAGIC_NUMBER = -29
'''
The magic number in the EDID does not match
-that of any supported EDID structure revision.
+that of any supported EDID structure revision
'''
LIBGAMMA_EDID_REVISION_UNSUPPORTED = -30
'''
The EDID structure revision used by the
-monitor is not supported.
+monitor is not supported
'''
LIBGAMMA_GAMMA_NOT_SPECIFIED = -31
'''
The gamma characteristics field in the EDID
-is left unspecified.
-(This could be considered a non-error.)
+is left unspecified
+(This could be considered a non-error)
'''
LIBGAMMA_EDID_CHECKSUM_ERROR = -32
'''
The checksum in the EDID is incorrect, all
request information has been provided
-by you cannot count on it.
+by you cannot count on it
'''
LIBGAMMA_GAMMA_NOT_SPECIFIED_AND_EDID_CHECKSUM_ERROR = -33
'''
Both of the errors `LIBGAMMA_GAMMA_NOT_SPECIFIED`
-and `LIBGAMMA_EDID_CHECKSUM_ERROR` have occurred.
+and `LIBGAMMA_EDID_CHECKSUM_ERROR` have occurred
'''
LIBGAMMA_GAMMA_RAMPS_SIZE_QUERY_FAILED = -34
'''
Failed to query the gamma ramps size from the
-adjustment method, reason unknown.
+adjustment method, reason unknown
'''
LIBGAMMA_OPEN_PARTITION_FAILED = -35
'''
The selected partition could not be opened,
-reason unknown.
+reason unknown
'''
LIBGAMMA_OPEN_SITE_FAILED = -36
'''
The selected site could not be opened,
-reason unknown.
+reason unknown
'''
LIBGAMMA_PROTOCOL_VERSION_QUERY_FAILED = -37
'''
Failed to query the adjustment method for
-its protocol version, reason unknown.
+its protocol version, reason unknown
'''
LIBGAMMA_PROTOCOL_VERSION_NOT_SUPPORTED = -38
'''
The adjustment method's version of its
-protocol is not supported.
+protocol is not supported
'''
LIBGAMMA_LIST_PARTITIONS_FAILED = -39
'''
The adjustment method failed to list
-available partitions, reason unknown.
+available partitions, reason unknown
'''
LIBGAMMA_NULL_PARTITION = -40
'''
Partition exists by index, but the partition
-at that index does not exist.
+at that index does not exist
'''
LIBGAMMA_NOT_CONNECTED = -41
'''
There is not monitor connected to the
-connector of the selected CRTC.
+connector of the selected CRTC
'''
LIBGAMMA_REPLY_VALUE_EXTRACTION_FAILED = -42
'''
Data extraction from a reply from the
-adjustment method failed, reason unknown.
+adjustment method failed, reason unknown
'''
LIBGAMMA_EDID_NOT_FOUND = -43
'''
-No EDID property was found on the output.
+No EDID property was found on the output
'''
LIBGAMMA_LIST_PROPERTIES_FAILED = -44
'''
Failed to list properties on the output,
-reason unknown.
+reason unknown
'''
LIBGAMMA_PROPERTY_VALUE_QUERY_FAILED = -45
'''
Failed to query a property's value from
-the output, reason unknown.
+the output, reason unknown
'''
LIBGAMMA_OUTPUT_INFORMATION_QUERY_FAILED = -46
'''
A request for information on an output
-failed, reason unknown.
+failed, reason unknown
'''
@@ -414,50 +395,47 @@ update your program for new errors.
'''
-
class LibgammaError(Exception):
'''
- libgamma error class.
+ libgamma error class
- @variable errno The error code.
- @variable strerror The name of the error.
+ @variable errno The error code
+ @variable strerror The name of the error
'''
-
+
def __init__(self, errno : int, strerror : str):
'''
- Constructor.
+ Constructor
- @param errno The error code.
- @param strerror The name of the error.
+ @param errno The error code
+ @param strerror The name of the error
'''
self.errno = errno
self.strerror = strerror
-
+
def __str__(self) -> str:
'''
- Return the name of the error.
+ Return the name of the error
- @return The name of the error.
+ @return The name of the error
'''
return self.strerror
-
-
+
def __repr__(self) -> str:
'''
- Create a string representation of the error.
+ Create a string representation of the error
- @return A string representation of the error.
+ @return A string representation of the error
'''
return 'LibgammaError(%i, %s)' % (self.errno, repr(self.strerror))
-
def create_error(error_code : int) -> Exception:
'''
- Create an exception from an error code.
+ Create an exception from an error code
- @param error_code The error code.
- @return :OSError|LibgammaError The error as a throwable object.
+ @param error_code The error code
+ @return :OSError|LibgammaError The error as a throwable object
'''
if error_code == LIBGAMMA_ERRNO_SET:
import ctypes
@@ -473,4 +451,3 @@ def create_error(error_code : int) -> Exception:
e = LibgammaError(error_code, strerror)
return e
-