RunasSudo/scipy-yli
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Make PyCryptodome an optional dependency

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RunasSudo 2022-10-18 17:58:48 +11:00
parent 3626d3037f
commit 7730ce476a
Signed by: RunasSudo
GPG Key ID: 7234E476BF21C61A
2 changed files with 8 additions and 4 deletions
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1
README.md
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@ -46,6 +46,7 @@ The mandatory dependencies of this library are:
Optional dependencies are: Optional dependencies are:
* [mpmath](https://mpmath.org/), for *beta_ratio* and *beta_oddsratio* * [mpmath](https://mpmath.org/), for *beta_ratio* and *beta_oddsratio*
* [PyCryptodome](https://www.pycryptodome.org/), for *pickle_write_encrypted* and *pickle_read_encrypted*
* [rpy2](https://rpy2.github.io/), with R packages: * [rpy2](https://rpy2.github.io/), with R packages:
* [BFpack](https://cran.r-project.org/web/packages/BFpack/index.html), for *bayesfactor_afbf* (*RegressionResult.bayesfactor_beta_zero*) * [BFpack](https://cran.r-project.org/web/packages/BFpack/index.html), for *bayesfactor_afbf* (*RegressionResult.bayesfactor_beta_zero*)
* [logistf](https://cran.r-project.org/web/packages/logistf/index.html), for *PenalisedLogit* * [logistf](https://cran.r-project.org/web/packages/logistf/index.html), for *PenalisedLogit*

11
yli/io.py
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@ -14,10 +14,6 @@
# You should have received a copy of the GNU Affero General Public License # You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>. # along with this program. If not, see <https://www.gnu.org/licenses/>.
from Crypto.Cipher import AES
from Crypto.Protocol.KDF import scrypt
from Crypto.Random import get_random_bytes
import getpass import getpass
import io import io
import lzma import lzma
@ -32,6 +28,10 @@ def pickle_write_encrypted(df, fname):
Password is derived using scrypt KDF Password is derived using scrypt KDF
""" """
from Crypto.Cipher import AES
from Crypto.Protocol.KDF import scrypt
from Crypto.Random import get_random_bytes
# Get random salt # Get random salt
salt = get_random_bytes(16) salt = get_random_bytes(16)
@ -69,6 +69,9 @@ def pickle_read_encrypted(fname):
Read a DataFrame from an encrypted file Read a DataFrame from an encrypted file
""" """
from Crypto.Cipher import AES
from Crypto.Protocol.KDF import scrypt
# Read ciphertext data # Read ciphertext data
with open(fname, 'rb') as f: with open(fname, 'rb') as f:
salt, nonce, ct_bytes = pickle.load(f) salt, nonce, ct_bytes = pickle.load(f)