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docs python bindings howto

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* PEP8 compliance: a collection of minor edits across multiple example
  code snippets.
This commit is contained in:
Ben McGinnes 2018-03-29 07:22:37 +11:00
parent 5cd4193418
commit 2f507b0459
1 changed files with 19 additions and 16 deletions
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35
lang/python/docs/GPGMEpythonHOWTOen.org
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@ -165,7 +165,7 @@
This package is the origin of these bindings, though they are
somewhat different now. For details of when and how the PyME
package was folded back into GPGME itself see the /Short History/
document[fn:1] in this Python bindings =docs= directory.[fn:2]
document[fn:1] in the Python bindings =docs= directory.[fn:2]
The PyME package was first released in 2002 and was also the first
attempt to implement a low level binding to GPGME. In doing so it
@ -537,8 +537,7 @@
c = gpg.Context(armor=True)
rkey = list(c.keylist(pattern=a_key, secret=False))
ciphertext, result, sign_result = c.encrypt(text, recipients=rkey,
sign=True, always_trust=True,
add_encrypt_to=True)
sign=True, always_trust=True, add_encrypt_to=True)
with open("secret_plans.txt.asc", "wb") as afile:
afile.write(ciphertext)
@ -589,10 +588,10 @@
logrus.append(rpattern[i])
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus, sign=False,
always_trust=True)
always_trust=True)
with open("secret_plans.txt.asc", "wb") as afile:
afile.write(ciphertext)
afile.write(ciphertext)
#+end_src
All it would take to change the above example to sign the message
@ -601,7 +600,7 @@
#+begin_src python
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus,
always_trust=True,
always_trust=True,
add_encrypt_to=True)
#+end_src
@ -619,7 +618,7 @@
import gpg
with open("secret_plans.txt.asc", "rb") as afile:
text = afile.read()
text = afile.read()
c = gpg.Context(armor=True)
rpattern = list(c.keylist(pattern="@gnupg.org", secret=False))
@ -630,21 +629,23 @@
logrus.append(rpattern[i])
try:
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus, add_encrypt_to=True)
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus,
add_encrypt_to=True)
except gpg.errors.InvalidRecipients as e:
for i in range(len(e.recipients)):
for n in range(len(logrus)):
if logrus[n].fpr == e.recipients[i].fpr:
logrus.remove(logrus[n])
else:
pass
else:
pass
try:
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus, add_encrypt_to=True)
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus,
add_encrypt_to=True)
except:
pass
with open("secret_plans.txt.asc", "wb") as afile:
afile.write(ciphertext)
afile.write(ciphertext)
#+end_src
This will attempt to encrypt to all the keys searched for, then
@ -670,10 +671,12 @@
ciphertext = input("Enter path and filename of encrypted file: ")
newfile = input("Enter path and filename of file to save decrypted data to: ")
with open(ciphertext, "rb") as cfile:
plaintext, result, verify_result = gpg.Context().decrypt(cfile)
plaintext, result, verify_result = gpg.Context().decrypt(cfile)
with open(newfile, "wb") as nfile:
nfile.write(plaintext)
nfile.write(plaintext)
#+end_src
The data available in =plaintext= in this example is the decrypted
@ -1172,7 +1175,7 @@
c = gpg.Context()
c.home_dir = "~/.gnupg-dm"
key = c.get_key(dmkey.fpr, secret = True)
key = c.get_key(dmkey.fpr, secret=True)
dmsub = c.create_subkey(key, algorithm="rsa3072", expires_in=15768000,
encrypt=True)
#+end_src
@ -1223,7 +1226,7 @@
c.home_dir = "~/.gnupg-dm"
dmfpr = "177B7C25DB99745EE2EE13ED026D2F19E99E63AA"
key = c.get_key(dmfpr, secret = True)
key = c.get_key(dmfpr, secret=True)
uid = "Danger Mouse <danger.mouse@secret.example.net>"
c.key_add_uid(key, uid)