def main(argv):
"""Go Main"""
huc12 = argv[1]
pgconn = psycopg2.connect(database='idep')
df = read_postgis("""
SELECT ST_Transform(geom, 4326) as geo from huc12
where scenario = 0 and huc_12 = %s
""", pgconn, params=(huc12, ), geom_col='geo')
row = df.iloc[0]
(fig, ax) = plt.subplots(1, 1, figsize=(10.24, 7.68),
subplot_kw=dict(projection=ShadedReliefESRI().crs))
padding = 0.01
for poly in row['geo']:
bnds = poly.bounds
ax.set_extent([bnds[0] - padding, bnds[2] + padding,
bnds[1] - padding, bnds[3] + padding])
ax.add_geometries([poly], ccrs.PlateCarree(), edgecolor='k',
facecolor='None', lw=2)
df = read_postgis("""
SELECT ST_Transform(geom, 4326) as geo, fpath from flowpaths
where scenario = 0
and huc_12 = %s
""", pgconn, params=(huc12, ), geom_col='geo', index_col='fpath')
for fpath, row in df.iterrows():
points = row['geo'].xy
ax.plot(points[0], points[1], color='k', lw=2.,
transform=ccrs.PlateCarree())
# ax.add_image(GoogleTiles(), 4)
print(ax.get_extent())
fig.savefig('test.png')
def main():
"""Go """
pgconn = get_dbconn('coop', user='******')
df = gpd.read_postgis("""
WITH data as (
SELECT station, year, avg((high+low)/2.) as avg_temp,
sum(precip) as tot_precip, sum(snow) as tot_snow
from alldata_ia where year >= 1998 and year < 2016
and station != 'IA0000' and substr(station, 3, 1) != 'C'
GROUP by station, year
), agg as (
SELECT * from data WHERE tot_snow > 0
)
select a.*, t.geom from agg a JOIN stations t on (a.station = t.id)
WHERE t.network = 'IACLIMATE'
""", pgconn, geom_col='geom', index_col=None)
df['cycles'] = 0
for station in tqdm.tqdm(df['station'].unique()):
uri = ("http://iem.local/plotting/auto/plot/121/network:IACLIMATE::"
"station:%s::thres1:30-32::dpi:100.csv") % (station, )
req = requests.get(uri)
ldf = pd.read_csv(StringIO(req.content), index_col='year')
ldf['total'] = ldf['30-32f'] + ldf['30-32s']
for year in range(1998, 2016):
val = ldf.loc[year]['total']
df.loc[((df['year'] == year) &
(df['station'] == station)), 'cycles'] = val
for year in range(1998, 2016):
df2 = df[df['year'] == year]
df2.to_file('iowaclimate_%s.shp' % (year, ))
shutil.copyfile('/mesonet/data/gis/meta/4326.prj',
'iowaclimate_%s.prj' % (year, ))
def main():
"""Go Main"""
pgconn = get_dbconn('postgis')
df = read_postgis("""
select geom, issue from bot_warnings where wfo = 'PUB'
""", pgconn, geom_col='geom', crs={'init': 'epsg:4326', 'no_defs': True})
bounds = df['geom'].total_bounds
# bounds = [-102.90293903, 40.08745967, -97.75622311, 43.35172981]
bbuf = 0.25
mp = MapPlot(sector='custom', west=bounds[0] - bbuf,
south=bounds[1] - bbuf,
east=bounds[2] + bbuf, north=bounds[3] + bbuf,
continentalcolor='white',
title='Bot Issued Tornado Warnings [2008-2018] for PUB',
subtitle='%s warnings plotted' % (len(df.index), ))
crs_new = ccrs.Mercator()
crs = ccrs.PlateCarree()
new_geometries = [crs_new.project_geometry(ii, src_crs=crs)
for ii in df['geom'].values]
mp.draw_cwas()
mp.ax.add_geometries(new_geometries, crs=crs_new,
edgecolor='r', facecolor='None', alpha=1., lw=0.5,
zorder=10)
mp.postprocess(filename='test.png')
def main():
"""Go Main"""
pgconn = get_dbconn('postgis')
df = read_postgis("""
select geom, issue from sbw where wfo = 'PUB' and phenomena = 'TO'
and significance = 'W' and status = 'NEW' and issue > '2007-10-01'
and issue < '2019-01-01'
""", pgconn, geom_col='geom', crs={'init': 'epsg:4326', 'no_defs': True})
bounds = df['geom'].total_bounds
# bounds = [-102.90293903, 40.08745967, -97.75622311, 43.35172981]
bbuf = 0.25
mp = MapPlot(
sector='custom', west=bounds[0] - bbuf,
south=bounds[1] - bbuf,
east=bounds[2] + bbuf, north=bounds[3] + bbuf,
continentalcolor='white', # '#b3242c',
title='NWS Pueblo Issued Tornado Warnings [2008-2018]',
subtitle='%s warnings plotted' % (len(df.index), ))
crs_new = ccrs.Mercator()
crs = ccrs.PlateCarree()
new_geometries = [crs_new.project_geometry(ii, src_crs=crs)
for ii in df['geom'].values]
# mp.draw_cwas()
mp.ax.add_geometries(new_geometries, crs=crs_new, lw=0.5,
edgecolor='red', facecolor='None', alpha=1,
zorder=5)
mp.drawcounties()
mp.postprocess(filename='test.png')
def main():
"""Go Main Go."""
pgconn = get_dbconn('idep')
df = read_postgis("""
SELECT st_transform(geom, 4326) as geom, huc_12, fpath
from flowpaths WHERE scenario = 0
""", pgconn)
df.to_file("flowpaths.shp")
def get_geodataframe(queryset, modification=None, crs=austria_mgd):
query = queryset.query.sql_with_params()
if modification:
query = (modification, query[1])
return geopandas.read_postgis(query[0], connection,
geom_col='geometry',
params=query[1],
index_col='id',
crs=crs)
def test_read_postgis_default(self):
con = connect('test_geopandas')
if con is None or not create_db(self.df):
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con)
finally:
con.close()
validate_boro_df(df)
def export_csv(form):
""" Creates CSV file(s) in the export/csv folder, filename begins with current date."""
import pandas.io.sql as psql
import geopandas as gpd
date_string = DateMapper.current_date_for_filename()
path = app.config['EXPORT_FOLDER_PATH'] + '/csv/'
if form.zip.data:
path = '/tmp/' + date_string + '_openatlas_csv_export'
if os.path.exists(path):
shutil.rmtree(path) # pragma: no cover
os.makedirs(path)
tables = {
'model_class': ['id', 'name', 'code'],
'model_class_inheritance': ['id', 'super_code', 'sub_code'],
'model_entity': ['id', 'name', 'description', 'class_code'],
'model_link': ['id', 'property_code', 'domain_id', 'range_id', 'description'],
'model_link_property': ['id', 'property_code', 'domain_id', 'range_id'],
'model_property': ['id', 'code', 'range_class_code', 'domain_class_code', 'name',
'name_inverse'],
'model_property_inheritance': ['id', 'super_code', 'sub_code'],
'gis_point': ['id', 'entity_id', 'name', 'description', 'type'],
'gis_polygon': ['id', 'entity_id', 'name', 'description', 'type']}
for table, fields in tables.items():
if getattr(form, table).data:
if form.timestamps.data:
fields.append('created')
fields.append('modified')
if table in ['gis_point'] and form.gis_format.data == 'coordinates':
fields.append("ST_X(geom) || ' ' || ST_Y(geom) AS coordinates")
if table in ['gis_polygon'] and form.gis_format.data == 'coordinates':
fields.append("""
ST_X(public.ST_PointOnSurface(geom)) || ' ' ||
ST_Y(public.ST_PointOnSurface(geom)) AS polygon_center_point""")
elif table in ['gis_point', 'gis_polygon']:
fields.append('geom')
sql = "SELECT {fields} FROM {table};".format(
fields=','.join(fields), table=table.replace('_', '.', 1))
if table in ['gis_point', 'gis_polygon'] and form.gis_format.data == 'wkt':
data_frame = gpd.read_postgis(sql, g.db)
else:
data_frame = psql.read_sql(sql, g.db)
file_path = path + '/{date}_{name}.csv'.format(date=date_string, name=table)
data_frame.to_csv(file_path, index=False)
if form.zip.data:
info = 'CSV export from: {host}\n'. format(host=request.headers['Host'])
info += 'Created: {date} by {user}\nOpenAtlas version: {version}'.format(
date=date_string, user=current_user.username, version=app.config['VERSION'])
with open(path + '/info.txt', "w") as file:
print(info, file=file)
zip_file = app.config['EXPORT_FOLDER_PATH'] + '/csv/' + date_string + '_csv'
shutil.make_archive(zip_file, 'zip', path)
shutil.rmtree(path)
return
def test_read_postgis_default(self):
con = tests.util.connect('test_geopandas')
if con is None or not tests.util.create_db(self.df):
raise unittest.case.SkipTest()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con)
finally:
con.close()
tests.util.validate_boro_df(self, df)
def do_polygon(ctx):
"""polygon workflow"""
pgconn = get_dbconn('postgis')
griddelta = 0.02
west = -134
north = 49.5
south = 24.5
east = -60.1
lons = np.arange(west, east, griddelta)
lats = np.arange(south, north, griddelta)
YSZ = len(lats)
XSZ = len(lons)
lons, lats = np.meshgrid(lons, lats)
affine = Affine(griddelta, 0., west, 0., 0 - griddelta, north)
ones = np.ones((int(YSZ), int(XSZ)))
counts = np.zeros((int(YSZ), int(XSZ)))
df = read_postgis("""
WITH data as (
SELECT ST_Forcerhr(ST_Buffer(geom, 0.0005)) as geom,
rank() OVER (
PARTITION by wfo, eventid, extract(year from updated)
ORDER by updated)
from sbw where phenomena = 'FF' and is_emergency
) select * from data where rank = 1
""", pgconn, geom_col='geom', index_col=None)
# print df, sts, ets, west, east, south, north
zs = zonal_stats(df['geom'], ones, affine=affine, nodata=-1,
all_touched=True, raster_out=True)
for i, z in enumerate(zs):
aff = z['mini_raster_affine']
mywest = aff.c
mynorth = aff.f
raster = np.flipud(z['mini_raster_array'])
x0 = int((mywest - west) / griddelta)
y1 = int((mynorth - south) / griddelta)
dy, dx = np.shape(raster)
x1 = x0 + dx
y0 = y1 - dy
if x0 < 0 or x1 >= XSZ or y0 < 0 or y1 >= YSZ:
# print raster.mask.shape, west, x0, x1, XSZ, north, y0, y1, YSZ
continue
counts[y0:y1, x0:x1] += np.where(raster.mask, 0, 1)
maxv = np.max(counts)
if maxv < 8:
bins = np.arange(1, 8, 1)
else:
bins = np.linspace(1, maxv + 3, 10, dtype='i')
ctx['bins'] = bins
ctx['data'] = counts
ctx['lats'] = lats
ctx['lons'] = lons
def dohuc(huc):
"""Do what we need to do for this huc"""
cursor = PGCONN.cursor()
zdbf = Dbf5("zst%s.dbf" % (huc, ), codec='utf-8')
zst = zdbf.to_dataframe()
zst.columns = ['value', 'count', 'area', 'max', 'fpath', 'gridorder']
zst.sort_values(['fpath', 'gridorder'], inplace=True, ascending=True)
# print(zst)
df = read_postgis("""
SELECT fpath, fid, st_transform(geom, 4326) as geo, huc_12 from flowpaths
where huc_12 = %s and scenario = 0
""", PGCONN, params=(huc, ), geom_col='geo', index_col='fpath')
for col in ['F0_lon', 'F0_lat', 'F0_elev']:
df[col] = None
for gorder in range(1, 7):
df['G%s_elev' % (gorder, )] = None
df['G%s_len' % (gorder, )] = None
df['G%s_contribarea' % (gorder, )] = None
for ofe in range(1, 18):
df['ofe%s_pos' % (ofe, )] = None
for fpath, row in df.iterrows():
# 1) lat/lon of 'F0' first point
(df.at[fpath, 'F0_lon'],
df.at[fpath, 'F0_lat']) = np.asarray(row['geo'].xy)[:, 0]
# 3) elevation of F0 and G1 through G6 nodes
for gorder in range(1, 7):
# Contributing area
df.at[fpath, 'G%s_contribarea' % (gorder, )] = find_ca(zst, fpath,
gorder)
cursor.execute("""
select max(elevation), min(elevation), max(length)
from flowpaths p JOIN flowpath_points t on (p.fid = t.flowpath)
where p.scenario = %s and huc_12 = %s and fpath = %s
""", (SCEN2CODE[gorder], huc, fpath))
row2 = cursor.fetchone()
df.at[fpath, 'F0_elev'] = row2[0] # overwrite each time
df.at[fpath, 'G%s_elev' % (gorder, )] = row2[1]
# 4) horizontal distance from F0 to G1-G6
df.at[fpath, 'G%s_len' % (gorder, )] = row2[2]
# 5) OFE positions along this path
slpfn = "/i/%s/slp/%s/%s/%s_%s.slp" % (SCEN2CODE[6], huc[:8], huc[8:],
huc, fpath)
lines = open(slpfn).readlines()
ofes = int(lines[5])
pos = 0
for ofe, ln in enumerate(range(7, 7 + ofes * 2, 2)):
pos += float(lines[ln].split()[1])
df.at[fpath, "ofe%s_pos" % (ofe + 1, )] = pos
del df['geo']
del df['fid']
# 6) Generic properties, perhaps can ignore?
return df
def test_read_postgis_custom_geom_col(self):
con = connect('test_geopandas')
geom_col = "the_geom"
if con is None or not create_postgis(self.df, geom_col=geom_col):
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con, geom_col=geom_col)
finally:
con.close()
validate_boro_df(df)
def test_read_postgis_custom_geom_col(self):
con = tests.util.connect('test_geopandas')
if con is None or not tests.util.create_db(self.df):
raise unittest.case.SkipTest()
try:
sql = """SELECT
borocode, boroname, shape_leng, shape_area,
geom AS __geometry__
FROM nybb;"""
df = read_postgis(sql, con, geom_col='__geometry__')
finally:
con.close()
tests.util.validate_boro_df(self, df)
def test_read_postgis_default(self):
con = tests.util.connect('test_geopandas')
if con is None or not tests.util.create_db(self.df):
raise unittest.case.SkipTest()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con)
finally:
if PANDAS_NEW_SQL_API:
# It's not really a connection, it's an engine
con = con.connect()
con.close()
tests.util.validate_boro_df(self, df)
def test_read_postgis_binary(self, df_nybb):
"""Tests that geometry read as binary is accepted."""
try:
con = connect_spatialite()
except Exception:
raise pytest.skip()
else:
geom_col = df_nybb.geometry.name
create_spatialite(con, df_nybb)
sql = 'SELECT ogc_fid, borocode, boroname, shape_leng, shape_area, ST_AsBinary("{0}") AS "{0}" FROM nybb'.format(geom_col)
df = read_postgis(sql, con, geom_col=geom_col)
validate_boro_df(df)
finally:
if 'con' in locals():
con.close()
def test_read_postgis_custom_geom_col(self):
con = connect('test_geopandas')
if con is None or not create_db(self.df):
raise pytest.skip()
try:
sql = """SELECT
borocode, boroname, shape_leng, shape_area,
geom AS __geometry__
FROM nybb;"""
df = read_postgis(sql, con, geom_col='__geometry__')
finally:
con.close()
validate_boro_df(df)
def test_read_postgis_default(self):
con = connect('test_geopandas')
if con is None or not create_postgis(self.df):
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con)
finally:
con.close()
validate_boro_df(df)
# no crs defined on the created geodatabase, and none specified
# by user; should not be set to 0, as from get_srid failure
assert df.crs is None
def geoselect(self, sql, geom_col="geom"):
"""
Select PostgreSQL / PostGIS data in a GeoPandas GeoDataFrame.
"""
if self.debug is True:
self.info("Geoselect - %s" %sql)
gdf = gpd.read_postgis(sql, self.con, geom_col=geom_col)
if len(gdf) == 0:
self.warning("... Table vide")
if self.debug is True:
self.info("... Requête executée")
return gdf
def test_read_postgis_override_srid(self):
"""Tests that a user specified CRS overrides the geodatabase SRID."""
orig_crs = self.df.crs
created = create_postgis(self.df, srid=4269)
con = connect('test_geopandas')
if con is None or not created:
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con, crs=orig_crs)
finally:
con.close()
validate_boro_df(df)
assert(df.crs == orig_crs)
def test_append_before_table_exists(self, engine_postgis, df_nybb):
"""
Tests that insert works with if_exists='append' when table does not exist yet.
"""
engine = engine_postgis
table = "nybb"
# If table exists, delete it before trying to write with defaults
drop_table_if_exists(engine, table)
write_postgis(df_nybb, con=engine, name=table, if_exists="append")
# Check that the row order matches
sql = "SELECT * FROM {table};".format(table=table)
df = read_postgis(sql, engine, geom_col="geometry")
validate_boro_df(df)
def test_read_postgis_binary(self):
"""Tests that geometry read as binary is accepted."""
try:
con = connect_spatialite()
except Exception:
raise pytest.skip()
else:
geom_col = self.df.geometry.name
create_spatialite(con, self.df)
sql = 'SELECT ogc_fid, borocode, boroname, shape_leng, shape_area, ST_AsBinary("{0}") AS "{0}" FROM nybb'.format(
geom_col)
df = read_postgis(sql, con, geom_col=geom_col)
validate_boro_df(df)
finally:
if 'con' in locals():
con.close()
def test_read_postgis_select_geom_as(self):
"""Tests that a SELECT {geom} AS {some_other_geom} works."""
con = connect('test_geopandas')
orig_geom = "geom"
out_geom = "the_geom"
if con is None or not create_postgis(self.df, geom_col=orig_geom):
raise pytest.skip()
try:
sql = """SELECT borocode, boroname, shape_leng, shape_area,
{} as {} FROM nybb;""".format(orig_geom, out_geom)
df = read_postgis(sql, con, geom_col=out_geom)
finally:
con.close()
validate_boro_df(df)
def test_read_postgis_select_geom_as(self):
"""Tests that a SELECT {geom} AS {some_other_geom} works."""
con = connect('test_geopandas')
orig_geom = "geom"
out_geom = "the_geom"
if con is None or not create_postgis(self.df, geom_col=orig_geom):
raise pytest.skip()
try:
sql = """SELECT borocode, boroname, shape_leng, shape_area,
{} as {} FROM nybb;""".format(orig_geom, out_geom)
df = read_postgis(sql, con, geom_col=out_geom)
finally:
con.close()
validate_boro_df(df)
def test_read_postgis_override_srid(self):
"""Tests that a user specified CRS overrides the geodatabase SRID."""
orig_crs = self.df.crs
created = create_postgis(self.df, srid=4269)
con = connect('test_geopandas')
if con is None or not created:
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con, crs=orig_crs)
finally:
con.close()
validate_boro_df(df)
assert (df.crs == orig_crs)
def test_write_postgis_replace_when_table_exists(self, engine_postgis,
df_nybb):
"""
Tests that replacing a table is possible when: if_replace='replace'.
"""
engine = engine_postgis
table = "nybb"
# Ensure table exists
write_postgis(df_nybb, con=engine, name=table, if_exists="replace")
# Overwrite
write_postgis(df_nybb, con=engine, name=table, if_exists="replace")
# Validate
sql = "SELECT * FROM {table};".format(table=table)
df = read_postgis(sql, engine, geom_col="geometry")
validate_boro_df(df)
def get_points_geom(geom):
gdf = gpd.read_file(geom)
geometry = gdf.geometry.values[0]
Session = app.get_persistent_store_database('layers', as_sessionmaker=True)
session = Session()
int_geom = (wkt.dumps(geometry))
query = session.query(Points).filter(
Points.geometry.intersects(int_geom)).statement
points_gdf = gpd.read_postgis(sql=query,
con=session.bind,
geom_col='geometry')
points_json = points_gdf.to_json()
session.close()
return points_json
def test_read_postgis_get_srid(self):
"""Tests that an SRID can be read from a geodatabase (GH #451)."""
crs = {"init": "epsg:4269"}
df_reproj = self.df.to_crs(crs)
created = create_postgis(df_reproj, srid=4269)
con = connect('test_geopandas')
if con is None or not created:
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con)
finally:
con.close()
validate_boro_df(df)
assert(df.crs == crs)
def test_read_postgis_get_srid(self, df_nybb):
"""Tests that an SRID can be read from a geodatabase (GH #451)."""
crs = "epsg:4269"
df_reproj = df_nybb.to_crs(crs)
created = create_postgis(df_reproj, srid=4269)
con = connect("test_geopandas")
if con is None or not created:
raise pytest.skip()
try:
sql = "SELECT * FROM nybb;"
df = read_postgis(sql, con)
finally:
con.close()
validate_boro_df(df)
assert df.crs == crs
def test_read_postgis_null_geom(self, df_nybb):
"""Tests that geometry with NULL is accepted."""
try:
con = connect_spatialite()
except Exception:
raise pytest.skip()
else:
geom_col = df_nybb.geometry.name
df_nybb.geometry.iat[0] = None
create_spatialite(con, df_nybb)
sql = 'SELECT ogc_fid, borocode, boroname, shape_leng, shape_area, AsEWKB("{0}") AS "{0}" FROM nybb'.format(
geom_col)
df = read_postgis(sql, con, geom_col=geom_col)
validate_boro_df(df)
finally:
if 'con' in locals():
con.close()
def main():
"""Go Main Go."""
pgconn = get_dbconn("idep")
df = read_postgis(
"""
select f.huc_12, count(*) as fps,
st_transform(h.simple_geom, 4326) as geo
from flowpaths f JOIN huc12 h on
(f.huc_12 = h.huc_12) WHERE f.scenario = 0 and h.scenario = 0
GROUP by f.huc_12, geo ORDER by fps ASC
""",
pgconn,
index_col=None,
geom_col="geo",
)
bins = np.arange(1, 42, 2)
cmap = plt.get_cmap("copper")
cmap.set_over("white")
cmap.set_under("thistle")
norm = mpcolors.BoundaryNorm(bins, cmap.N)
mp = MapPlot(
continentalcolor="thistle",
nologo=True,
sector="custom",
south=36.8,
north=45.0,
west=-99.2,
east=-88.9,
subtitle="",
title=("DEP HUCs with <40 Flowpaths (%.0f/%.0f %.2f%%)" % (
len(df[df["fps"] < 40].index),
len(df.index),
len(df[df["fps"] < 40].index) / len(df.index) * 100.0,
)),
)
for _i, row in df.iterrows():
c = cmap(norm([row["fps"]]))[0]
arr = np.asarray(row["geo"].exterior)
points = mp.ax.projection.transform_points(ccrs.Geodetic(), arr[:, 0],
arr[:, 1])
p = Polygon(points[:, :2], fc=c, ec="None", zorder=2, lw=0.1)
mp.ax.add_patch(p)
mp.drawcounties()
mp.draw_colorbar(bins, cmap, norm, title="Count")
mp.postprocess(filename="/tmp/huc12_cnts.png")
def importSHP_from_DB(self, tableName): ## DB DATA IMPORT
sql = (f"select * from {tableName}")
# engine = create_engine(f"postgresql://{user}:{password}@localhost:{port}/{database}")
SHP = gpd.read_postgis(sql,
self.connector,
geom_col="geom",
crs=None,
index_col=None,
coerce_float=True,
parse_dates=None,
params=None,
chunksize=None)
SHP.to_file(f'/home/mateus/Desktop/Shapefile tratado/{tableName}',
driver='ESRI Shapefile',
schema=None,
index=None)
return
def find_5near_stations(lon, lat):
"""
Find 5 closest Indego Bike Stations.
"""
engine = get_sql_engine()
bikestation5 = text(
"""
SELECT name, "addressStreet" as address,
"bikesAvailable" as available_bikes, geom,
ST_X(geom) as lon, ST_Y(geom)as lat,
ST_Distance(ST_SetSRID(ST_MakePoint(:lon, :lat), 4326)::geography, geom::geography) AS distance
FROM indego_rt1130
ORDER BY 7 ASC
LIMIT 5
"""
)
near_bike = gpd.read_postgis(bikestation5, con=engine, params={"lon": lon, "lat": lat})
return near_bike
def find_5near_takeouts(lon, lat):
"""
Find 5 closest Chinese Takeouts.
"""
engine = get_sql_engine()
ctakeouts5 = text(
"""
SELECT
"NAME" as name, "ADDRESS" as address,
geom, ST_X(geom) as lon, ST_Y(geom)as lat,
ST_Distance(ST_SetSRID(ST_MakePoint(:lon, :lat), 4326)::geography, geom::geography) AS distance
FROM chinese_takeout
ORDER BY 6 ASC
LIMIT 5
"""
)
near_takeouts = gpd.read_postgis(ctakeouts5, con=engine, params={"lon": lon, "lat": lat})
return near_takeouts
def get_layer_csv(layer_name, layer_type):
Session = app.get_persistent_store_database('layers', as_sessionmaker=True)
session = Session()
if layer_type == 'points':
query = session.query(Points).filter(Points.layer_name == layer_name).statement
else:
query = session.query(Polygons).filter(Polygons.layer_name == layer_name).statement
layer_gdf = gpd.read_postgis(sql=query,
con=session.bind,
geom_col='geometry')
layer_df = json_normalize(layer_gdf['attr_dict'])
final_df = pd.concat([layer_gdf, layer_df], axis=1).drop(['attr_dict', 'id'], axis=1)
session.close()
return final_df
def get_neighborhood_buildings(nname):
"""Get all buildings for a neighborhood"""
engine = get_sql_engine()
vacant_buildings = text("""
SELECT
"ADDRESS" as address,
"BLDG_DESC" as building_description,
"OPA_ID" as opa_id,
v.geom as geom
FROM vacant_buildings as v
JOIN philadelphia_neighborhoods as n
ON ST_Intersects(v.geom, n.geom)
WHERE n.neighborhood_name = :nname
""")
buildings = gpd.read_postgis(vacant_buildings,
con=engine,
params={"nname": nname})
return buildings
def get_values(self, wkt_filter=None):
where_clause = "WHERE location IS NOT NULL"
if wkt_filter is not None:
where_clause += \
" AND ST_Intersects(location, " \
"ST_GeomFromEWKT('SRID=4326;{}'))".format(
wkt_filter
)
sql = "SELECT * FROM {}.{} {};".format(
settings.NIAMOTO_DIMENSIONS_SCHEMA, self.name, where_clause)
with Connector.get_connection() as connection:
df = gpd.read_postgis(
sql,
connection,
index_col='id',
geom_col='location',
)
return df
def get_geojson(
organization_id: int,
db: Session = Depends(get_db),
) -> Dict:
"""
generate geojson from organization
"""
organization_in_db = organization.get(db, id=organization_id)
if not organization_in_db:
raise HTTPException(status_code=404, detail="Organization not found")
sql = f"SELECT * FROM public.tree WHERE organization_id = {organization_in_db.id}"
df = gpd.read_postgis(sql, db.bind)
data = df.to_json()
response = json.loads(data)
return response
def test_read_postgis_custom_geom_col(self):
con = connect('test_geopandas')
if con is None or not create_db(self.df):
raise unittest.case.SkipTest()
try:
sql = """SELECT
borocode, boroname, shape_leng, shape_area,
geom AS __geometry__
FROM nybb;"""
df = read_postgis(sql, con, geom_col='__geometry__')
finally:
if PANDAS_NEW_SQL_API:
# It's not really a connection, it's an engine
con = con.connect()
con.close()
validate_boro_df(self, df)
def test_read_postgis_custom_geom_col(self):
con = connect('test_geopandas')
if con is None or not create_db(self.df):
raise unittest.case.SkipTest()
try:
sql = """SELECT
borocode, boroname, shape_leng, shape_area,
geom AS __geometry__
FROM nybb;"""
df = read_postgis(sql, con, geom_col='__geometry__')
finally:
if PANDAS_NEW_SQL_API:
# It's not really a connection, it's an engine
con = con.connect()
con.close()
validate_boro_df(self, df)
def handler(begints, endts, wfo, only_new, ph):
"""Handler"""
pgconn = get_dbconn("postgis")
begints = begints.replace(tzinfo=timezone.utc)
endts = endts.replace(tzinfo=timezone.utc)
params = {"begints": begints, "endts": endts}
wfolimiter = ""
statuslimiter = ""
phlimiter = ""
if ph is not None:
params["ph"] = tuple(ph)
phlimiter = "AND phenomena IN :ph "
if wfo is not None:
params["wfo"] = tuple(wfo)
wfolimiter = " and wfo in :wfo "
if only_new:
statuslimiter = " and status = 'NEW' "
df = read_postgis(
text(
f"""
SELECT
issue at time zone 'UTC' as utc_issue,
expire at time zone 'UTC' as utc_expire,
polygon_begin at time zone 'UTC' as utc_polygon_begin,
polygon_end at time zone 'UTC' as utc_polygon_end,
w.phenomena || '.' || w.significance as ph_sig,
w.wfo, eventid, phenomena, significance, null as nws_color,
null as event_label, status, geom
from sbw w WHERE
w.polygon_begin >= :begints and w.polygon_begin < :endts {wfolimiter}
{statuslimiter} {phlimiter} ORDER by w.polygon_begin ASC
"""
),
pgconn,
geom_col="geom",
params=params,
index_col=None,
)
df["nws_color"] = df["ph_sig"].apply(NWS_COLORS.get)
df["event_label"] = df["ph_sig"].apply(
lambda x: get_ps_string(*x.split("."))
)
return df
def find_5near_hospitals(lon, lat):
"""
Find 5 closest hospitals.
"""
engine = get_sql_engine()
hospital5 = text(
"""
SELECT
"HOSPITAL_NAME" AS name, "STREET_ADDRESS" as address,
"PHONE_NUMBER" as contact, geom,
ST_X(geom) AS lon, ST_Y(geom) AS lat,
ST_Distance(ST_SetSRID(ST_MakePoint(:lon, :lat), 4326)::geography, geom::geography) AS distance
FROM philly_hospital
ORDER BY 7 ASC
LIMIT 5
"""
)
near_hospital = gpd.read_postgis(hospital5, con=engine, params={"lon": lon, "lat": lat})
return near_hospital
def import_donnes_base(ref_connexion):
"""
OUvrir une connexion vers le servuer de reference et recuperer les données
en entree :
ref_connexion : string de reference de la connexion, selon le midule Outils , fichier Id_connexions, et module Connexion_transferts
en sortie :
df : dataframe telle que telchargées depuis la bdd
"""
with ct.ConnexionBdd('local_otv') as c:
requete = """with jointure as (
select t.*, v1.cnt nb_intrsct_src, st_astext(v1.the_geom) as src_geom, v2.cnt as nb_intrsct_tgt, st_astext(v2.the_geom) as tgt_geom
from public.traf2015_bdt17_ed15_l t
left join public.traf2015_bdt17_ed15_l_vertices_pgr v1 on t.source=v1.id
left join public.traf2015_bdt17_ed15_l_vertices_pgr v2 on t.target=v2.id
)
select j.* from jointure j, zone_test_agreg z
where st_intersects(z.geom, j.geom)"""
df = gp.read_postgis(requete, c.connexionPsy)
return df
def get_target_fields():
target_fields = gpd.read_postgis('select * from target_fields;',
engine,
geom_col='geometry')
logger.debug("target_fields:\n%s", target_fields)
target_fields = target_fields[target_fields.caption.map(
lambda caption: caption is None or ('пар' not in caption))]
# logger.debug("target_fields.head(20).to_string():\n%s", target_fields.head(20).to_string())
target_fields.drop(columns=['class_number', 'flregion'], inplace=True)
logger.debug("target_fields.head(20).to_string():\n%s",
target_fields.head(20).to_string())
logger.debug("target_fields.shape: %s", target_fields.shape)
# for column in target_fields.columns:
# unique_vals = target_fields[column].unique()
# logger.debug("%s: %s", column, len(unique_vals))
# if len(unique_vals) < 20:
# for unique_val in unique_vals:
# logger.debug("unique_val: %s", unique_val)
return target_fields
def get_fields_data():
fields_data = gpd.read_postgis('select * from geometry_yield_by_year;',
engine,
geom_col='geometry')
logger.debug("fields_data:\n%s", fields_data.head(20).to_string())
fields_data = fields_data[(fields_data.year >= 2016)
& (fields_data.year <= 2019)].copy()
fields_data = fields_data[
(fields_data.cult == 'Пшеница мягкая яровая (Triticum aestivum L)') |
(fields_data.cult == 'Пшеница твердая яровая (Triticum durum Desf)'
)].copy()
fields_data: pd.DataFrame = fields_data[
(fields_data.region == 'Костанайская область') |
(fields_data.region == 'Северо-Казахстанская область') |
(fields_data.region == 'Акмолинская область')].copy()
# describe(fields_data)
fields_data.dropna(subset=['yield'], inplace=True)
logger.debug("fields_data:\n%s", fields_data)
return fields_data
def find_5near_markets(lon, lat):
"""
Find 5 closest farmers markets.
"""
engine = get_sql_engine()
fmarkets5 = text(
"""
SELECT
"NAME" as name, "ADDRESS" as address,
"TIME" as time, geom,
ST_X(geom) as lon, ST_Y(geom)as lat,
ST_Distance(ST_SetSRID(ST_MakePoint(:lon, :lat), 4326)::geography, geom::geography) AS distance
FROM farmers_markets
ORDER BY 7 ASC
LIMIT 5
"""
)
near_markets = gpd.read_postgis(fmarkets5, con=engine, params={"lon": lon, "lat": lat})
return near_markets
def main(argv):
"""Go!"""
sts = utc(int(argv[1]), int(argv[2]), int(argv[3]),
int(argv[4]), int(argv[5]))
ets = utc(int(argv[1]), int(argv[2]), int(argv[3]),
int(argv[6]), int(argv[7]))
pgconn = get_dbconn('nwa')
df = read_postgis("""
SELECT
to_char(issue at time zone 'UTC',
'YYYY-MM-DDThh24:MI:SSZ') as utc_issue,
to_char(expire at time zone 'UTC',
'YYYY-MM-DDThh24:MI:SSZ') as utc_expire, geom,
case when emergency then 'T' else 'F' end as emergency, team
from nwa_warnings
WHERE issue >= %s and issue < %s
""", pgconn, params=(sts, ets), geom_col='geom')
df.to_file('workshop%s.shp' % (sts.year, ))
print("Wrote %s records to shapefile" % (len(df.index), ))
def handler(pe, duration, days):
"""Handle the request, return dict"""
pgconn = get_dbconn("iem")
sql = f"""
WITH data as (
SELECT c.station, c.valid, c.value,
ST_x(geom) as lon, ST_Y(geom) as lat, geom,
row_number() OVER (PARTITION by c.station) from
current_shef c JOIN stations s on (c.station = s.id)
WHERE physical_code = '{pe}' and duration = '{duration}' and
valid >= now() - '{days} days'::interval and value > -9999
)
SELECT station,
to_char(valid at time zone 'UTC', 'YYYY-MM-DDThh24:MI:SSZ') as utc_valid,
value, lon, lat, geom from data
where row_number = 1
"""
df = read_postgis(sql, pgconn, geom_col="geom")
return df
def get_water_bodies(db, case_study_name, values=['water', 'wetland']):
"""Get the geometries with `water` or `wetland` values for the key
`natural` in the OSM database for a given case study.
"""
query = f"""
SELECT
osm_polygon.way AS geom, osm_polygon.natural AS value
FROM
osm_polygon, datafusion
WHERE
osm_polygon.natural IN ('water', 'wetland')
AND
datafusion.name = '{case_study_name}'
AND
ST_Intersects(osm_polygon.way, datafusion.geom)
"""
water_bodies = gpd.read_postgis(query, db)
water_bodies.crs = {'init': 'epsg:4326'}
return water_bodies
def main():
query = "select id as geo_id,type as geo_type,geom_valid from movoto.geographic_boundary where type='CITY' and geom_valid is not null"
geo_df = gpd.read_postgis(query,
con=engine,
geom_col="geom_valid",
crs='epsg:4326')
# geo_df = pd.read_parquet("./geo.parquet")
print("Geography Boundary data Loaded", "Moving For Transformation")
# geo_df.rename(columns={"geom": "geom_valid", "id": "geo_id", "type": "geo_type"}, inplace=True)
print("Geography Boundary Transformed")
print(geo_df.dtypes)
# process(geo_df.iloc[0:1000, :])
parallelProcessing(geo_df, num_processes)
end = time.time()
total_time = str(((end - start) / 60))
print(
"#######################################################################################################################################################################"
)
print("Total Time Taken: ", total_time + " minutes")
def test_write_postgis_default(self, df_nybb):
"""Tests that GeoDataFrame can be written to PostGIS with defaults."""
engine = connect_engine("test_geopandas")
if engine is None:
raise pytest.skip()
table = "nybb"
# If table exists, delete it before trying to write with defaults
drop_table_if_exists(engine, table)
try:
# Write to db
write_postgis(df_nybb, con=engine, name=table, if_exists="fail")
# Validate
sql = "SELECT * FROM {table};".format(table=table)
df = read_postgis(sql, engine, geom_col="geometry")
validate_boro_df(df)
finally:
engine.dispose()
def get_zipcode_stations(add):
"""Get all stations for a zipcode"""
name=get_zipcode_names(add)
engine = get_sql_engine()
neighborhood_stations = text(
"""
SELECT
"name" as name,
"addressStreet" as address,
"bikesAvailable" as available_bikes,
v.geom as geom,
ST_X(v.geom) as lon, ST_Y(v.geom)as lat
FROM indego_rt1130 as v
JOIN philly_zipcode as n
ON ST_Intersects(v.geom, n.geom)
WHERE n.code = :name
"""
)
stations = gpd.read_postgis(neighborhood_stations, con=engine, params={"name": name})
return stations
def test_write_postgis_replace_when_table_exists(self, df_nybb):
"""
Tests that replacing a table is possible when: if_replace='replace'.
"""
engine = connect_engine("test_geopandas")
if engine is None:
raise pytest.skip()
table = "nybb"
try:
write_postgis(df_nybb, con=engine, name=table, if_exists="replace")
# Validate
sql = "SELECT * FROM {table};".format(table=table)
df = read_postgis(sql, engine, geom_col="geometry")
validate_boro_df(df)
except ValueError as e:
raise e
finally:
engine.dispose()
def read_spatialite(sql, conn, geom_col='geometry', crs=None,
index_col=None, coerce_float=True, params=None,
db_path=None):
"""
Wrap :py:func:`geopandas.read_postgis()` and allow to read from spatialite.
Returns
-------
gdf: GeoDataframe
Exemple
-------
>>> # With a connection object (conn) already instancied :
>>> gdf = read_spatialite("SELECT PK_UID, pop_t, gdp FROM countries", conn,
geom_col="GEOM")
>>> # Without being already connected to the database :
>>> gdf = read_spatialite("SELECT PK_UID, pop_t, gdp FROM countries", None,
geom_col="GEOM",
db_path='/home/mthh/tmp/db.sqlite')
"""
from geopandas import read_postgis
if '*' in sql:
raise ValueError('Column names have to be specified')
if not conn and db_path:
conn = db_connect(db_path)
elif not conn:
raise ValueError(
'A connection object or a path to the DB have to be provided')
if sql.lower().find('select') == 0 and sql.find(' ') == 6:
sql = sql[:7] \
+ "HEX(ST_AsBinary({0})) as {0}, ".format(geom_col) + sql[7:]
else:
raise ValueError(
'Unable to understand the query')
return read_postgis(
sql, conn, geom_col=geom_col, crs=crs, index_col=index_col,
coerce_float=coerce_float, params=params
)
def plotIndicadorSemiarido(indicator_id, title, pessimist):
f, ax = plt.subplots(1, figsize=(20, 20), frameon=False)
ax.set_axis_off()
plt.axis('off')
f.set_size_inches(160, 160)
values = gpd.read_postgis(sqlvalues.format(indicator_id),
conn,
geom_col='geom',
coerce_float=False)
if len(values) == 0:
return
gpd.plotting.plot_polygon_collection(ax=ax,
geoms=values['geom'],
color=values['color'],
linewidth=8.0,
edgecolor='#d7d7d7')
minx, miny, maxx, maxy = values.total_bounds
r = 1.5
# ax.set_title(title, fontsize=20)
# f.suptitle(title, fontsize=20)
dx = maxx - minx
dy = maxy - miny
ax.set_xlim(minx - dx / r, maxx + dx / r)
ax.set_ylim(miny - dy / r, maxy + dy / r)
# legenda = ax.get_legend()
# ax.legend(title='Legenda')
fname = r'd:\temp\sismoi\{2}-{0}_{1}.png'.format(
title.replace(' ', '_').replace('/', '_'),
'1-verde' if pessimist == 0.0 else '1-vermelho', indicator_id)
f.savefig(fname,
facecolor='#8fc8ff',
pad_inches=0,
bbox_inches='tight',
dpi=dpi)
plt.close(f)
print('{0} salvo.'.format(fname))
crop(fname, (10, 225, 1500, 1175), fname)
def geo_select(self, sql, geom_col='geom'):
"""
Like select function put also extract geometry in WKT thanks to GeoPandas.
NOTE: Output geometry column is always renamed geom.
:return: Pandas DataFrame
"""
con = pg.connect(self.conn_string)
geo_dataframe = gpd.read_postgis(sql, con, geom_col=geom_col)
# Rename geometry column
if geom_col != "geom":
geo_dataframe.rename(columns={geom_col: "geom"}, inplace=True)
geo_dataframe.set_geometry('geom', inplace=True) # Must declare the new geometry field.
# Find the srid of the geometry field and define it in the GeoDataFrame
sql2 = "select ST_SRID(%(geom_column)s) from (%(original_query)s) as a limit 1;"
data = {"geom_column": AsIs(geom_col), "original_query": AsIs(sql.replace(";", ""))}
srid = psql.read_sql(sql2, con, params=data).values[0][0]
geo_dataframe.crs = {'init': 'epsg:%s' % srid, 'no_defs': True}
con.close()
return geo_dataframe
def main():
"""Go Main Go."""
pgconn = get_dbconn('idep')
df = read_postgis("""
select f.huc_12, count(*) as fps,
st_transform(h.simple_geom, 4326) as geo
from flowpaths f JOIN huc12 h on
(f.huc_12 = h.huc_12) WHERE f.scenario = 0 and h.scenario = 0
GROUP by f.huc_12, geo ORDER by fps ASC
""", pgconn, index_col=None, geom_col='geo')
bins = np.arange(1, 42, 2)
cmap = plt.get_cmap('copper')
cmap.set_over('white')
cmap.set_under('thistle')
norm = mpcolors.BoundaryNorm(bins, cmap.N)
mp = MapPlot(
continentalcolor='thistle', nologo=True,
sector='custom',
south=36.8, north=45.0, west=-99.2, east=-88.9,
subtitle='',
title=('DEP HUCs with <40 Flowpaths (%.0f/%.0f %.2f%%)' % (
len(df[df['fps'] < 40].index), len(df.index),
len(df[df['fps'] < 40].index) / len(df.index) * 100.
)))
for _i, row in df.iterrows():
c = cmap(norm([row['fps'], ]))[0]
arr = np.asarray(row['geo'].exterior)
points = mp.ax.projection.transform_points(
ccrs.Geodetic(), arr[:, 0], arr[:, 1])
p = Polygon(points[:, :2], fc=c, ec='None', zorder=2, lw=0.1)
mp.ax.add_patch(p)
mp.drawcounties()
mp.draw_colorbar(
bins, cmap, norm,
title='Count')
mp.postprocess(filename='/tmp/huc12_cnts.png')
import psycopg2
from geopandas import read_postgis
from pandas.io.sql import read_sql
years = 8.0
pgconn = psycopg2.connect(database='idep', host='iemdb', user='******')
# Get the initial geometries
df = read_postgis("""
SELECT huc_12, geom from huc12 WHERE states ~* 'IA' and scenario = 0
""", pgconn, index_col='huc_12', crs='EPSG:5070')
titles2 = {0: 'base',
7: '4yr',
9: '3yr',
10: '4yrnt', # notill
11: '3yrnt'} # notill
for scenario in titles2.keys():
df2 = read_sql("""
SELECT r.huc_12,
sum(avg_loss) * 4.463 / %s as detach,
sum(avg_delivery) * 4.463 / %s as delivery,
sum(avg_runoff) / 25.4 / %s as runoff
from results_by_huc12 r
, huc12 h WHERE r.huc_12 = h.huc_12 and h.states ~* 'IA'
and r.scenario = %s and h.scenario = 0 and r.valid < '2016-01-01'
and r.valid > '2008-01-01'
GROUP by r.huc_12
""", pgconn, params=(years, years, years, scenario), index_col='huc_12')
p = titles2[scenario]
nocaption=True,
title='DEP %s %s' % (V2NAME[v], title),
caption='Daily Erosion Project')
# Check that we have data for this date!
cursor.execute("""
SELECT value from properties where key = 'last_date_0'
""")
lastts = datetime.datetime.strptime(cursor.fetchone()[0], '%Y-%m-%d')
floor = datetime.date(2007, 1, 1)
df = read_postgis("""
WITH data as (
SELECT huc_12,
sum("""+v+""") as d from results_by_huc12
WHERE scenario = %s and valid >= %s and valid <= %s
GROUP by huc_12)
SELECT ST_Transform(simple_geom, 4326) as geo, coalesce(d.d, 0) as data
from huc12 i LEFT JOIN data d
ON (i.huc_12 = d.huc_12) WHERE i.scenario = %s and i.states ~* 'IA'
""", pgconn, params=(scenario, ts, ts2, scenario), geom_col='geo',
index_col=None)
df['data'] = df['data'] * V2MULTI[v]
if df['data'].max() < 0.01:
bins = [0.01, 0.02, 0.03, 0.04, 0.05]
else:
bins = V2RAMP[v]
norm = mpcolors.BoundaryNorm(bins, cmap.N)
patches = []
#m.ax.add_geometries(df['geo'], ccrs.PlateCarree())
for i, row in df.iterrows():
def main(argv):
"""Go Main Go"""
v = argv[1]
agg = argv[2]
ts = datetime.date(2008, 1, 1)
ts2 = datetime.date(2017, 12, 31)
scenario = 0
# suggested for runoff and precip
if V2UNITS[v] in ['mm', 'inches']:
colors = ['#ffffa6', '#9cf26d', '#76cc94', '#6399ba', '#5558a1']
# suggested for detachment
elif v in ['avg_loss', 'avg_loss_metric']:
colors = ['#cbe3bb', '#c4ff4d', '#ffff4d', '#ffc44d', '#ff4d4d',
'#c34dee']
# suggested for delivery
elif v in ['avg_delivery', 'avg_delivery_metric']:
colors = ['#ffffd2', '#ffff4d', '#ffe0a5', '#eeb74d', '#ba7c57',
'#96504d']
cmap = mpcolors.ListedColormap(colors, 'james')
cmap.set_under('white')
cmap.set_over('black')
pgconn = get_dbconn('idep')
title = "for %s" % (ts.strftime("%-d %B %Y"),)
if ts != ts2:
title = "between %s and %s" % (ts.strftime("%-d %b %Y"),
ts2.strftime("%-d %b %Y"))
mp = MapPlot(axisbg='#EEEEEE', nologo=True, sector='iowa',
nocaption=True,
title=("DEP %s %s %s"
) % (V2NAME[v.replace("_metric", "")],
"Yearly Average" if agg == 'avg' else 'Total',
title),
caption='Daily Erosion Project')
df = read_postgis("""
WITH data as (
SELECT huc_12, extract(year from valid) as yr,
sum(""" + v.replace("_metric", "") + """) as d from results_by_huc12
WHERE scenario = %s and valid >= %s and valid <= %s
GROUP by huc_12, yr),
agg as (
SELECT huc_12, """ + agg + """(d) as d from data GROUP by huc_12)
SELECT ST_Transform(simple_geom, 4326) as geo, coalesce(d.d, 0) as data
from huc12 i LEFT JOIN agg d
ON (i.huc_12 = d.huc_12) WHERE i.scenario = %s and i.states ~* 'IA'
""", pgconn, params=(scenario, ts, ts2, scenario), geom_col='geo',
index_col=None)
df['data'] = df['data'] * V2MULTI[v]
if df['data'].max() < 0.01:
bins = [0.01, 0.02, 0.03, 0.04, 0.05]
else:
bins = np.array(V2RAMP[v]) * (10. if agg == 'sum' else 1.)
norm = mpcolors.BoundaryNorm(bins, cmap.N)
# m.ax.add_geometries(df['geo'], ccrs.PlateCarree())
for _, row in df.iterrows():
c = cmap(norm([row['data'], ]))[0]
arr = np.asarray(row['geo'].exterior)
points = mp.ax.projection.transform_points(ccrs.Geodetic(),
arr[:, 0], arr[:, 1])
p = Polygon(points[:, :2], fc=c, ec='k', zorder=2, lw=0.1)
mp.ax.add_patch(p)
mp.drawcounties()
mp.drawcities()
lbl = [round(_, 2) for _ in bins]
u = "%s, Avg: %.2f" % (V2UNITS[v], df['data'].mean())
mp.draw_colorbar(bins, cmap, norm,
clevlabels=lbl, units=u,
title="%s :: %s" % (V2NAME[v], V2UNITS[v]))
plt.savefig('%s_%s_%s%s.png' % (ts.year, ts2.year, v,
"_sum" if agg == 'sum' else ''))
