def get_all_project_managers():
'''
it comes handy to see all project managers hired (read operation)
'''
json_data = read_from(FILE_PATH)
if json_data:
for obj in json_data:
print("\t {} ".format(obj["name"]))
else:
print('\t There are no project managers at all!')
def list_developer_projects():
'''
It's nice to know on what projects developer is working on
'''
json_data = read_from(FILE_PATH)
if json_data:
name = input("\t Enter developer's name: ")
for obj in json_data:
if obj["name"] == name:
developer_projects = ""
for project in obj["list_of_projects"]:
developer_projects += project + ","
print("\t Developer {} is working on projects: {}".format(
name, developer_projects[:-1]))
else:
print("\t No such developer")
def get_least_experienced_developer():
'''
read and select
'''
json_data = read_from(FILE_PATH)
experience_years = []
if json_data:
for obj in json_data:
experience_years.append(int(obj["years_of_experience"]))
min_experience = min(experience_years)
for obj in json_data:
if int(obj["years_of_experience"]) == min_experience:
print("\t The least experienced developer is: {}".format(
obj["name"]))
else:
print("\t File is empty. You haven't engaged any developer")
def get_highest_payed_developer():
'''
Let's see who has the best results and thus the highest payed developer
'''
json_data = read_from(FILE_PATH)
developers_salaries = []
if json_data:
for obj in json_data:
developers_salaries.append(float(obj["salary"]))
max_payed = max(developers_salaries)
for obj in json_data:
if float(obj["salary"]) == max_payed:
print("\t The highest payed developer is: {}".format(
obj["name"]))
else:
print("\t File is empty. You haven't engaged any developer")
def update_project_manager():
'''
It considered name to be the primary key, so user is promted to one
to be able to change one of 3 other fields --- (update operation)
'''
json_data = read_from(FILE_PATH)
if json_data:
name = input("\t Enter project manager's name: ")
print("\t You can update one of three following options: ")
print("\t ----------------------------------------")
print("""
1: years of experience
2: salary
3: project that's being supervised
""")
option = int(
input(
"\t Choose a number next to the action you want to perform: "))
for obj in json_data:
if obj["name"] == name:
if option == 1:
years_of_experience = input(
"\t Enter project manager's years of experience: ")
if years_of_experience:
delete_entity(name, FILE_PATH)
obj["years_of_experience"] = years_of_experience
write_to(obj, FILE_PATH)
elif option == 2:
salary = input("\t Enter a salary for product manager: ")
if salary:
delete_entity(name, FILE_PATH)
obj["salary"] = salary
write_to(obj, FILE_PATH)
elif option == 3:
supervises_project = input(
"\t Enter a project that is "
"being supervised by project manager: ")
if supervises_project:
delete_entity(name, FILE_PATH)
obj["supervises_project"] = supervises_project
write_to(obj, FILE_PATH)
elif option < 1 or option > 3:
print("\t That's not an option")
break
def get_project_manager():
'''
select a project manager with certain name -- read operation
'''
manager_name = input("\t Enter project manager's name: ")
json_data = read_from(FILE_PATH)
if json_data:
#if is not empty
for obj in json_data:
if obj["name"] == manager_name:
print(
"\t {} is a project manager, with {} years of experience and he/she"
" is engaged on a {} for a salary {}".format(
obj["name"], obj["years_of_experience"],
obj["supervises_poject"], obj["salary"]))
return
print("\t We do not have a project manager with that name!")
else:
print("\t We do not have a project manager with that name!")
def get_developer():
'''
It considered name to be the primary key, so you can get developer by searching
through database using his name. --- (read operation)
'''
developer = input("\t Enter developer's name: ")
json_data = read_from(FILE_PATH)
if json_data:
#if is not empty
for obj in json_data:
if obj["name"] == developer:
developer_projects = ""
for project in obj["list_of_projects"]:
developer_projects += project + ","
print(
"\t {} is a developer, with {} years of experience and he/she "
"is engaged on several projects: {} for a salary {}".
format(obj["name"], obj["years_of_experience"],
developer_projects[:-1], obj["salary"]))
return
print("\t We do not have a developer with that name!")
else:
print("\t We do not have a developer with that name!")
def global_cache_read(cache_id, default='.'):
cache_fname = join(GLOBAL_CACHE_DIR, 'cached_dir_%s.txt' % cache_id)
return helpers.read_from(cache_fname) if exists(cache_fname) else default
def get_oxsty_mAP_score_from_res(hs, res, SV, oxsty_qres_dpath,
compute_ap_exe, oxford_gt_dir):
# find oxford ground truth directory
cwd = os.getcwd()
# build groundtruth query
qcx = res.qcx
qnx = hs.tables.cx2_nx[qcx]
cx2_oxnum = hs.tables.prop_dict['oxnum']
qoxnum = cx2_oxnum[qcx]
qname = hs.tables.nx2_name[qnx]
# build ranked list
cx2_score = res.cx2_score_V if SV else res.cx2_score
top_cx = cx2_score.argsort()[::-1]
top_gx = hs.tables.cx2_gx[top_cx]
top_gname = hs.tables.gx2_gname[top_gx]
# build mAP args
if qoxnum == '':
print("HACK: Adding a dummy qoxynum")
qoxnum = '1'
ground_truth_query = qname+'_'+qoxnum
# build ranked list of gnames (remove duplicates)
seen = set([])
ranked_list = []
for gname in iter(top_gname):
gname_ = gname.replace('.jpg','')
if not gname_ in seen:
seen.add(gname_)
ranked_list.append(gname_)
ranked_list2 = [gname.replace('.jpg','') for gname in top_gname]
# Write the ranked list of images names
cx_aug = 'qcx_'+str(qcx)
ranked_list_fname = 'ranked_list_' + cx_aug + ground_truth_query + '.txt'
ranked_list_fpath = join(oxsty_qres_dpath, ranked_list_fname)
helpers.write_to(ranked_list_fpath, '\n'.join(ranked_list))
# execute external mAP code:
# ./compute_ap [GROUND_TRUTH] [RANKED_LIST]
os.chdir(oxford_gt_dir)
def filename(path):
return os.path.split(path)[1]
if OXSTY_VERBOSE:
printable_cmd = ' '.join((filename(compute_ap_exe),
ground_truth_query,
filename(ranked_list_fpath)))
print('Executing: %r' % printable_cmd)
else:
helpers.print_('.')
args = (compute_ap_exe, ground_truth_query, ranked_list_fpath)
cmdstr = ' '.join(args)
try:
proc_out = run_process(args)
out = proc_out.out
except OSError as ex:
out = -1
if OXSTY_VERBOSE:
print(repr(ex))
if repr(ex) == "OSError(12, 'Cannot allocate memory')":
args_hash = helpers.hashstr(args)
proc_err_fname = 'proc_err'+args_hash
proc_err_cmd = proc_err_fname+'.cmd'
proc_err_out = proc_err_fname+'.out'
helpers.write_to(proc_err_cmd, repr(args))
if helpers.checkpath(proc_err_out):
out = helpers.read_from(proc_err_out)
mAP = float(out.strip())
os.chdir(cwd)
return mAP
def global_cache_read(cache_id, default='.'):
cache_fname = join(GLOBAL_CACHE_DIR, 'cached_dir_%s.txt' % cache_id)
return helpers.read_from(cache_fname) if exists(cache_fname) else default
