t.info: encoding error

[mlennert]

And to continue the series (cf #3392 and #3393):

t.info pluies_nc
 +-------------------- Space Time Raster Dataset -----------------------------+
 |                                                                            |
 +-------------------- Basic information -------------------------------------+
 | Id: ........................ pluies_nc@climate_2000_2012
 | Name: ...................... pluies_nc
 | Mapset: .................... climate_2000_2012
 | Creator: ................... mlennert
 | Temporal type: ............. absolute
 | Creation time: ............. 2017-08-10 15:56:05.067938
 | Modification time:.......... 2017-08-10 15:56:05.067968
 | Semantic type:.............. sum
 +-------------------- Absolute time -----------------------------------------+
 | Start time:................. None
 | End time:................... None
 | Granularity:................ None
 | Temporal type of maps:...... None
 +-------------------- Spatial extent ----------------------------------------+
 | North:...................... None
 | South:...................... None
 | East:.. .................... None
 | West:....................... None
 | Top:........................ None
 | Bottom:..................... None
 +-------------------- Metadata information ----------------------------------+
 | Raster register table:...... raster_map_register_bfba353891084ce68eb3408071dbaae3
 | North-South resolution min:. None
 | North-South resolution max:. None
 | East-west resolution min:... None
 | East-west resolution max:... None
 | Minimum value min:.......... None
 | Minimum value max:.......... None
 | Maximum value min:.......... None
 | Maximum value max:.......... None
 | Aggregation type:........... None
 | Number of registered maps:.. None
 |
 | Title:
 | precipitation_mois
 | Description:
Traceback (most recent call last):
  File "/home/mlennert/SRC/GRASS/grass_trunk/dist.x86_64-pc-linux-gnu/scripts/t.info", line 122, in <module>
    main()
  File "/home/mlennert/SRC/GRASS/grass_trunk/dist.x86_64-pc-linux-gnu/scripts/t.info", line 118, in main
    dataset.print_info()
  File "/home/mlennert/SRC/GRASS/grass_trunk/dist.x86_64-pc-linux-gnu/etc/python/grass/temporal/abstract_space_time_dataset.py", line 126, in print_info
    self.metadata.print_info()
  File "/home/mlennert/SRC/GRASS/grass_trunk/dist.x86_64-pc-linux-gnu/etc/python/grass/temporal/metadata.py", line 1272, in print_info
    STDSRasterMetadataBase.print_info(self)
  File "/home/mlennert/SRC/GRASS/grass_trunk/dist.x86_64-pc-linux-gnu/etc/python/grass/temporal/metadata.py", line 1158, in print_info
    STDSMetadataBase.print_info(self)
  File "/home/mlennert/SRC/GRASS/grass_trunk/dist.x86_64-pc-linux-gnu/etc/python/grass/temporal/metadata.py", line 921, in print_info
    print(" | " + str(self.get_description()))
UnicodeEncodeError: 'ascii' codec can't encode character u'\xe9' in position 2: ordinal not in range(128)

[mlennert]

As this seems to be a general problem, all discussion should go on in #3392.