r.in.srtm: Fix exception handling and add specific error types (OSGeo…

…#4571)

.flake8

@@ -102,7 +102,6 @@ per-file-ignores =
     scripts/db.univar/db.univar.py: E501
     scripts/d.frame/d.frame.py: E722
     scripts/i.pansharpen/i.pansharpen.py: E722, E501
-    scripts/r.in.srtm/r.in.srtm.py: E722
     scripts/r.fillnulls/r.fillnulls.py: E722
     scripts/v.what.strds/v.what.strds.py: E501
     # Line too long (esp. module interface definitions)

scripts/r.in.srtm/r.in.srtm.py

@@ -76,6 +76,7 @@
 import atexit
 import grass.script as gs
 import zipfile as zfile
+from grass.exceptions import CalledModuleError
 
 
 tmpl1sec = """BYTEORDER M
@@ -227,7 +228,7 @@ def main():
         try:
             zf = zfile.ZipFile(zipfile)
             zf.extractall()
-        except:
+        except (zfile.BadZipfile, zfile.LargeZipFile, PermissionError):
             gs.fatal(_("Unable to unzip file."))
 
     gs.message(_("Converting input file to BIL..."))
@@ -274,7 +275,7 @@ def main():
 
     try:
         gs.run_command("r.in.gdal", input=bilfile, out=tileout)
-    except:
+    except CalledModuleError:
         gs.fatal(_("Unable to import data"))
 
     # nice color table